Re: [Tagging] Hot springs and Geysers

2018-10-24 Thread Richard
On Mon, Oct 22, 2018 at 08:42:40AM +0900, Joseph Eisenberg wrote:
> There are now over 500 hot springs mapped with natural=hot_spring. The tag
> was proposed way back in 2008 but the proposal was never approved. Wiki:
> https://wiki.openstreetmap.org/wiki/Tag:natural%3Dhot_spring
> Original proposal:
> https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
> 
> Some people have suggested tagging hot springs with natural=spring and a
> spring=hot subtag, but hot springs have a quite different geological origin
> and cultural significance. The wiki page for natural=spring has a link to
> hot spring:
> https://wiki.openstreetmap.org/wiki/Tag:natural%3Dspring
> 
> Geysers are also tagged natural=geyser. They could be considered a type of
> spring, but they are also similar to a fumarole or volcanic vent, and I
> would be quite surprised to see a geyser mapped as a “spring”
> Wiki:
> https://wiki.openstreetmap.org/wiki/Tag:natural%3Dgeyser
> 
> Thoughts on these tags? If natural=hot_springbkeeps climbing in use, we
> could start rendering it on the Openstreetmap-Carto style (“standard
> layer”) soon, if there is agreement on the tagging.

yep. I avoided a vote on the proposal because too many people were suggesting 
to use various combinations of natural=spring+temparature=XX and similar 
instead.

However Tag:natural=hot_spring has been created anyway, apparently is marked as 
"de facto" since 2015 and nobody complained since than so it would seem alright 
to file a ticket to OpenCarto asking to have it rendered.

Richard

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Re: [Tagging] Hot springs and geysers

2018-10-24 Thread EthnicFood IsGreat



Date: Mon, 22 Oct 2018 10:15:56 +1000
From: Graeme Fitzpatrick 
To: OSM Tag 
Subject: Re: [Tagging] Hot springs and Geysers

On Mon, 22 Oct 2018 at 09:44, Joseph Eisenberg 
wrote:

There are now over 500 hot springs mapped with natural=hot_spring. The tag
was proposed way back in 2008 but the proposal was never approved. Wiki:
https://wiki.openstreetmap.org/wiki/Tag:natural%3Dhot_spring
Original proposal:
https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring


Yep, sounds like a good idea



Some people have suggested tagging hot springs with natural=spring and a
spring=hot subtag, but hot springs have a quite different geological origin
and cultural significance. The wiki page for natural=spring has a link to
hot spring:
https://wiki.openstreetmap.org/wiki/Tag:natural%3Dspring


Agree that hot spring & spring=hot are different


Geysers are also tagged natural=geyser. They could be considered a type of
spring, but they are also similar to a fumarole or volcanic vent, and I
would be quite surprised to see a geyser mapped as a “spring”
Wiki:
https://wiki.openstreetmap.org/wiki/Tag:natural%3Dgeyser


Notice that they also suggested using hot spring for mud. I would think
that bubbling mud puddles would be a different thing again?


Thoughts on these tags? If natural=hot_springbkeeps climbing in use, we
could start rendering it on the Openstreetmap-Carto style (“standard
layer”) soon, if there is agreement on the tagging.


Thanks

Graeme




+1

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Re: [Tagging] Hot springs and Geysers

2018-10-21 Thread Joseph Eisenberg
Some hot springs just look like
regular springs. But hot springs in volcanic areas are often sulfuric and
may have heavy mineral content. The picture on the wiki page shows an
impressive example. Others are boiling “mud pots”.

I didn’t find any uses of alternative tagging of natural=spring with
spring=hot or spring=hot_spring on Overpass Turbo, and the combinations
listed with natural=spring by Taginfo do not show anything hot-spring
related (though there may be something with less than 1000 uses)

I don’t see any tags with natural=spring and spring=geyser on overpass
turbo either.
On Mon, Oct 22, 2018 at 9:57 AM Warin <61sundow...@gmail.com> wrote:

> On 22/10/18 11:15, Graeme Fitzpatrick wrote:
>
>
>
> On Mon, 22 Oct 2018 at 09:44, Joseph Eisenberg 
> wrote:
>
>> There are now over 500 hot springs mapped with natural=hot_spring. The
>> tag was proposed way back in 2008 but the proposal was never approved.
>> Wiki:
>> https://wiki.openstreetmap.org/wiki/Tag:natural%3Dhot_spring
>> Original proposal:
>> https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
>>
>
> Yep, sounds like a good idea
>
>
>>
>> Some people have suggested tagging hot springs with natural=spring and a
>> spring=hot subtag, but hot springs have a quite different geological origin
>> and cultural significance. The wiki page for natural=spring has a link to
>> hot spring:
>> https://wiki.openstreetmap.org/wiki/Tag:natural%3Dspring
>>
>
> Agree that hot spring & spring=hot are different
>
>
> I have seen both 'natural cold springs' and 'natural hot springs'.
> To me there is enough variation in appearance of 'natural cold springs' to
> encompass 'natural hot springs'.
> The only difference between the two is the temperature.
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Re: [Tagging] Hot springs and Geysers

2018-10-21 Thread Warin

On 22/10/18 11:15, Graeme Fitzpatrick wrote:



On Mon, 22 Oct 2018 at 09:44, Joseph Eisenberg 
mailto:joseph.eisenb...@gmail.com>> wrote:


There are now over 500 hot springs mapped with natural=hot_spring.
The tag was proposed way back in 2008 but the proposal was never
approved. Wiki:
https://wiki.openstreetmap.org/wiki/Tag:natural%3Dhot_spring
Original proposal:
https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring


Yep, sounds like a good idea


Some people have suggested tagging hot springs with natural=spring
and a spring=hot subtag, but hot springs have a quite different
geological origin and cultural significance. The wiki page for
natural=spring has a link to hot spring:
https://wiki.openstreetmap.org/wiki/Tag:natural%3Dspring


Agree that hot spring & spring=hot are different


I have seen both 'natural cold springs' and 'natural hot springs'.
To me there is enough variation in appearance of 'natural cold springs' 
to encompass 'natural hot springs'.

The only difference between the two is the temperature.
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Re: [Tagging] Hot springs and Geysers

2018-10-21 Thread Graeme Fitzpatrick
On Mon, 22 Oct 2018 at 09:44, Joseph Eisenberg 
wrote:

> There are now over 500 hot springs mapped with natural=hot_spring. The tag
> was proposed way back in 2008 but the proposal was never approved. Wiki:
> https://wiki.openstreetmap.org/wiki/Tag:natural%3Dhot_spring
> Original proposal:
> https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
>

Yep, sounds like a good idea


>
> Some people have suggested tagging hot springs with natural=spring and a
> spring=hot subtag, but hot springs have a quite different geological origin
> and cultural significance. The wiki page for natural=spring has a link to
> hot spring:
> https://wiki.openstreetmap.org/wiki/Tag:natural%3Dspring
>

Agree that hot spring & spring=hot are different

>
> Geysers are also tagged natural=geyser. They could be considered a type of
> spring, but they are also similar to a fumarole or volcanic vent, and I
> would be quite surprised to see a geyser mapped as a “spring”
> Wiki:
> https://wiki.openstreetmap.org/wiki/Tag:natural%3Dgeyser
>

Notice that they also suggested using hot spring for mud. I would think
that bubbling mud puddles would be a different thing again?

>
> Thoughts on these tags? If natural=hot_springbkeeps climbing in use, we
> could start rendering it on the Openstreetmap-Carto style (“standard
> layer”) soon, if there is agreement on the tagging.
>

Thanks

Graeme
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[Tagging] Hot springs and Geysers

2018-10-21 Thread Joseph Eisenberg
There are now over 500 hot springs mapped with natural=hot_spring. The tag
was proposed way back in 2008 but the proposal was never approved. Wiki:
https://wiki.openstreetmap.org/wiki/Tag:natural%3Dhot_spring
Original proposal:
https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring

Some people have suggested tagging hot springs with natural=spring and a
spring=hot subtag, but hot springs have a quite different geological origin
and cultural significance. The wiki page for natural=spring has a link to
hot spring:
https://wiki.openstreetmap.org/wiki/Tag:natural%3Dspring

Geysers are also tagged natural=geyser. They could be considered a type of
spring, but they are also similar to a fumarole or volcanic vent, and I
would be quite surprised to see a geyser mapped as a “spring”
Wiki:
https://wiki.openstreetmap.org/wiki/Tag:natural%3Dgeyser

Thoughts on these tags? If natural=hot_springbkeeps climbing in use, we
could start rendering it on the Openstreetmap-Carto style (“standard
layer”) soon, if there is agreement on the tagging.
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Re: [Tagging] Hot springs

2014-03-13 Thread Satoshi IIDA
 not sure but usually the sauna in public baths is somewhat separated so
 we might as well tag part of the object as sauna.

Yes, this is a very difficult point. I also could not define which is
better.
Maybe depending on the situation and country.

But from Japanese view, Onsen's main feature is as public_bath and
the type of bath is the sub category.
(and from operator's view, it is easier to make query :) )

If the facility announces they are XXX's sauna or given name, and they
are not onsen amenity,
it is better to tag them as amenity=sauna even in Japan.





2014-03-10 17:23 GMT+09:00 Richard Z. ricoz@gmail.com:

 On Mon, Mar 10, 2014 at 01:44:30PM +0900, Satoshi IIDA wrote:
   John
   some onsen are not associated with hot springs, but have hot sand
 instead.
  Yes, but they are rare case.
  Most of onsen are hot water bath.
  So might be represented by adding following sub_tags.
 
  bath:sand_bath=[yes|no]  ; if the bathing amenity is sand bath (Suna_yu)
 or
  not.

 that reminds me we also have hay_bath in the Alps, so that would also
 fit into it and may be helpful for other cases too.

  bath:sauna=[yes|no]  ; if the bathing amenity has sauna facility.
 (Use
  it when the main function of the amenity is public_bath. consider using
  amenity=sauna when the main purpose of the amenity is sauna)

 not sure but usually the sauna in public baths is somewhat separated so
 we might as well tag part of the object as sauna.

 Richard

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Re: [Tagging] Hot springs

2014-03-13 Thread johnw
To me, Amenity=onsen is similar to amenity=townhall.

for many onsen, there is no particular room you would say is  the onsen, just 
like no particular room is the townhall, It is the title of the facility 
itself..  The purpose of the facility becomes it's name. 

There might be some small facilities where a certain building is the onsen, 
or there is a separation between the shower/prep areas and the actual bathing 
area, or like a Hotel with a public onsen indoors, and and separate, outdoor 
bath(s) outside. 

Tag the amenity on the landuse for the hotel, or tag the amenity onto the hotel 
building with :outdoor=no, and :outdoor=yes on the actual outdoor bath 
building/pool. 

Same thing would go for a sauna. If the building itself is bob's sauna - the 
obviously tag the building or landuse. if only part of the area can be defined 
as the sauna - when the facility's purpose isn't to be a sauna, like a hotel 
complex or something, then just tag the sauna area by itself, right? 

Javbw

On Mar 14, 2014, at 10:42 AM, Satoshi IIDA nyamp...@gmail.com wrote:

 
  not sure but usually the sauna in public baths is somewhat separated so
  we might as well tag part of the object as sauna.
 
 Yes, this is a very difficult point. I also could not define which is better.
 Maybe depending on the situation and country.
 
 But from Japanese view, Onsen's main feature is as public_bath and 
 the type of bath is the sub category.
 (and from operator's view, it is easier to make query :) )
 
 If the facility announces they are XXX's sauna or given name, and they are 
 not onsen amenity,
 it is better to tag them as amenity=sauna even in Japan.
 
 
 
 
 
 2014-03-10 17:23 GMT+09:00 Richard Z. ricoz@gmail.com:
 On Mon, Mar 10, 2014 at 01:44:30PM +0900, Satoshi IIDA wrote:
   John
   some onsen are not associated with hot springs, but have hot sand instead.
  Yes, but they are rare case.
  Most of onsen are hot water bath.
  So might be represented by adding following sub_tags.
 
  bath:sand_bath=[yes|no]  ; if the bathing amenity is sand bath (Suna_yu) or
  not.
 
 that reminds me we also have hay_bath in the Alps, so that would also
 fit into it and may be helpful for other cases too.
 
  bath:sauna=[yes|no]  ; if the bathing amenity has sauna facility. (Use
  it when the main function of the amenity is public_bath. consider using
  amenity=sauna when the main purpose of the amenity is sauna)
 
 not sure but usually the sauna in public baths is somewhat separated so
 we might as well tag part of the object as sauna.
 
 Richard
 
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Re: [Tagging] Hot springs

2014-03-10 Thread Richard Z.
On Mon, Mar 10, 2014 at 01:44:30PM +0900, Satoshi IIDA wrote:
  John
  some onsen are not associated with hot springs, but have hot sand instead.
 Yes, but they are rare case.
 Most of onsen are hot water bath.
 So might be represented by adding following sub_tags.
 
 bath:sand_bath=[yes|no]  ; if the bathing amenity is sand bath (Suna_yu) or
 not.

that reminds me we also have hay_bath in the Alps, so that would also 
fit into it and may be helpful for other cases too.

 bath:sauna=[yes|no]  ; if the bathing amenity has sauna facility. (Use
 it when the main function of the amenity is public_bath. consider using
 amenity=sauna when the main purpose of the amenity is sauna)

not sure but usually the sauna in public baths is somewhat separated so
we might as well tag part of the object as sauna.

Richard

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Re: [Tagging] Hot springs

2014-03-07 Thread Bryce Nesbitt
Just saying:

Tradition among both cavers and hot springs bathing enthusiasts is to
keep quiet about locations,
passing the word though caving societies and word of mouth.  Why?
Because caves and hot springs
that become well known get trashed, crowded, muggled, and/or shut down
due to the above.

I know of a number of each type of facility that I won't be adding to
the map.  I can't stop anyone from
mapping them, but unfortunately it would be a shame if osm contributed
to their demise.

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Re: [Tagging] Hot springs

2014-03-07 Thread johnw

On Mar 7, 2014, at 5:38 PM, Bryce Nesbitt bry...@obviously.com wrote:

 I know of a number of each type of facility that I won't be adding to
 the map


This is for an amenity for a building - like Sauna. not a natural=hot_spring 
(which is what you are talking about), so cool your waters.

Searching the word onsen in Japanese returned 58,000 pins in Japan - It's no 
secret.

Javbw
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Re: [Tagging] Hot springs

2014-03-07 Thread Richard Z.
On Fri, Mar 07, 2014 at 05:45:51PM +0900, johnw wrote:
 
 On Mar 7, 2014, at 5:38 PM, Bryce Nesbitt bry...@obviously.com wrote:
 
  I know of a number of each type of facility that I won't be adding to
  the map
 
 
 This is for an amenity for a building - like Sauna. not a natural=hot_spring 
 (which is what you are talking about), so cool your waters.

no longer I have changed it to natural_hot_spring and it is supposed to be
the hole where hot water exits, along with a tag describing the water
characteristic.

We have many other ways to map amenitie.s and tourist attractions so that
these are merely listed in the proposal

Richard

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Re: [Tagging] Hot springs

2014-03-07 Thread Richard Z.
On Fri, Mar 07, 2014 at 12:38:14AM -0800, Bryce Nesbitt wrote:
 Just saying:
 
 Tradition among both cavers and hot springs bathing enthusiasts is to
 keep quiet about locations,
 passing the word though caving societies and word of mouth.  Why?
 Because caves and hot springs
 that become well known get trashed, crowded, muggled, and/or shut down
 due to the above.

yes, quite often am I wondering whether I should add a particular little
known gem to OSM for this exact reason.
For the foreseeable future I don't think OSM is likely to be a major factor
trashing them, other media are quicker spreading the news and lists of POIs.
With an OSM map, I don't want to be the last one knowing;)

Richard

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Re: [Tagging] Hot springs

2014-03-07 Thread Steve Doerr

On 07/03/2014 08:37, johnw wrote:



But I don't know the correct word to represent Onsen in English.
Is [something]=hot_spring_bath better?


XX=hot_spring_bath would be perfect.

I think, Onsen is the very unique word to represent bathing 
amenity, that water from natural hot spring.

So, I would like to hear the situations of other countries.


There is no single word in english that means onsen, so it would have 
to be several words at once. But there are other words that have been 
adopted (wadi, for example) to succinctly describe something that 
would need multiple words in english, so maybe they'll adopt the 
Japanese word here.


'Onsen' is in the Oxford Dictionary, defined as 'In Japan: a hot spring, 
esp. one thought to have medicinal properties; a hot spring resort'.


--
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Re: [Tagging] Hot springs

2014-03-07 Thread johnw
 
 'Onsen' is in the Oxford Dictionary, defined as 'In Japan: a hot spring, esp. 
 one thought to have medicinal properties; a hot spring resort'.

well hot diggity-dog. There we go. 

Javbw
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Re: [Tagging] Hot springs

2014-03-07 Thread Martin Koppenhoefer
2014-03-07 13:12 GMT+01:00 johnw jo...@mac.com:

 well hot diggity-dog. There we go.



+1,
 in your case I think I'd most probably use onsen to have a very specific
tag for the very specific feature you are trying to map, something like
hot spring bath is not as specific as onsen (e.g. also refering to
style and the legal requirements you laid out above: The water of onsen
bathing amenity is from always natural. And in precise, it is upper 25'C
and must have mineral element. (by law)), an onsen is a japanese bath, and
this is IMHO worth pointing out, just as a restaurant will have typically
warm meals, but there is still a big difference between e.g. japanese and
say russian kitchen.

cheers,
Martin
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Re: [Tagging] Hot springs

2014-03-07 Thread John F. Eldredge
Also, as was pointed out earlier in the thread, some onsen are not associated 
with hot springs, but have hot sand instead.



 Original Message 
From: Martin Koppenhoefer dieterdre...@gmail.com
Sent: March 7, 2014 7:34:57 AM CST
To: Tag discussion, strategy and related tools tagging@openstreetmap.org
Subject: Re: [Tagging] Hot springs

2014-03-07 13:12 GMT+01:00 johnw jo...@mac.com:

 well hot diggity-dog. There we go.



+1,
 in your case I think I'd most probably use onsen to have a very specific
tag for the very specific feature you are trying to map, something like
hot spring bath is not as specific as onsen (e.g. also refering to
style and the legal requirements you laid out above: The water of onsen
bathing amenity is from always natural. And in precise, it is upper 25'C
and must have mineral element. (by law)), an onsen is a japanese bath, and
this is IMHO worth pointing out, just as a restaurant will have typically
warm meals, but there is still a big difference between e.g. japanese and
say russian kitchen.

cheers,
Martin




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Darkness cannot drive out darkness; only light can do that.
Hate cannot drive out hate; only love can do that.
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Re: [Tagging] Hot springs

2014-03-07 Thread Martin Koppenhoefer
2014-03-07 17:29 GMT+01:00 Satoshi IIDA nyamp...@gmail.com:

 * bath:type = foot_bath
 ** foot_bath is usually are a (free) service offered in the front of the
 onsen to passerbys. It's very shallow, and surrounded by seats, it's like a
 big sink, rather than a pool. Ashiyu in Japanese.
 http://en.wikipedia.org/wiki/Ashiyu



not sure if this is really a bath type, my suggestion would be to make it a
pool:type or something similar, as it seems to be not refering to the
complex as a whole (what I think onsen is) but to a part of an onsen, i.e.
a specific pool inside the onsen? Or maybe I got you wrong?
bath:type=foot_bath to me suggests a foot_bath only place...

cheers,
Martin
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Re: [Tagging] Hot springs

2014-03-07 Thread John Willis
That's true - this is a specific pool, and would be an amenity offered, usually 
to the public next to the sidewalk out front ( usually anyone walking by can 
stick them in) not an overall feature - like a drinking fountain. Sometimes 
they are inside, in a common waiting area, so if you decide not to bathe with 
friends, you can at least soak your feet. Perhaps amenity=foot bath? Maybe it's 
not best for bath type then.  I dunno. 

Javbw 

PS @dieterdreist - I found the mailing list! I'll be asking about that civic 
land use shortly. 

Sent from my iPad

 On Mar 8, 2014, at 4:23 AM, Martin Koppenhoefer dieterdre...@gmail.com 
 wrote:
 
 
 2014-03-07 17:29 GMT+01:00 Satoshi IIDA nyamp...@gmail.com:
 * bath:type = foot_bath
 ** foot_bath is usually are a (free) service offered in the front of the 
 onsen to passerbys. It's very shallow, and surrounded by seats, it's like a 
 big sink, rather than a pool. Ashiyu in Japanese. 
 http://en.wikipedia.org/wiki/Ashiyu
 
 
 not sure if this is really a bath type, my suggestion would be to make it a 
 pool:type or something similar, as it seems to be not refering to the complex 
 as a whole (what I think onsen is) but to a part of an onsen, i.e. a specific 
 pool inside the onsen? Or maybe I got you wrong? bath:type=foot_bath to me 
 suggests a foot_bath only place...
 
 cheers,
 Martin
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Re: [Tagging] Hot springs

2014-03-06 Thread Richard Z.
On Thu, Mar 06, 2014 at 01:15:13AM +0100, Peter Wendorff wrote:
 Hi Richard,
 
 Am 05.03.2014 21:50, schrieb Richard Z.:
  On Wed, Mar 05, 2014 at 12:58:51PM -0600, John F. Eldredge wrote:
  I don't see anything in that definition that says the heat from within the 
  earth has to be a minimum distance below the surface in order to be 
  classed as geothermal. Volcanism is a subset of geothermal, where the hot 
  material is particularly close to the surface.
  
  sometimes it makes sense to distinguish whether something is identical or a 
  subset
  of something.
 That's true - but a very bad style for osm tagging, if you propose to
 use the superset's name (geothermal) for the superset MINUS the subset,
 so basically you propose to use the superset's name for a subset.
 
 Reminds me at the ugly natural=tree issue some time ago, where
 originally natural=tree referred to outstanding, landmark or
 important trees, which lead to trouble when other mappers started to
 map common trees even in groups of trees or small forests one by one.
 
 By the way: is it volcanic if and only if it's breaking through the
 surface, or even in a geysir, or even where it's known to be some ten
 meters below the surface? Where it get's volcanic?
 
 Therefore I disagree about using geothermal for the subset not
 containing volcanic activity. Use deep-earth-heat or whatever term for a
 subset, or define a specialized subtag for the subsets (volcanic,
 ...(non-volcanic?), (others?)).

ok, well I was not proposing the use of a geothermal tag at any time. 
John wanted to know if there is a difference between volcanic and 
geothermal,
and yes there is.

Aside of that I don't agree with your argumentation anyway. Why would 
I introduce a new term like deep-earth-heat when there are perfectly
accepted and widely used terms such as volcanic and geothermal?

Should use something like tree-containing-area to resolve the forrest 
vs. wood issues once for all times?

Richard

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Re: [Tagging] Hot springs

2014-03-06 Thread Satoshi IIDA
Hello,

 John
 an onsen doesn't necessarily have water available, but, if water is
available, it must be from a hot spring?
Correct.

 Onsen is not English word
Exactly.
But I don't know the correct word to represent Onsen in English.
Is [something]=hot_spring_bath better?

I think, Onsen is the very unique word to represent bathing amenity,
that water from natural hot spring.
So, I would like to hear the situations of other countries.

 Martin
 amenity=public_bath + subtag
Thank you. It seems nice approach with no conflict to existing scheme.
So detailed possible values are ...

1. bath:type = *
 * [onsen or hot_spring_bath]
 * [sento or not_from_spring]
 * [foot_bath] (http://en.wikipedia.org/wiki/Ashiyu)
(I'm not a native speaker, suggestions for more proper expression are
welcome!)

And, to represent existent of Roten buro(open air bathing amenity) or
not, what about to use following tag?
Like the key:open_air. (Although only 3 use.)
http://taginfo.openstreetmap.org/keys/open_air
2. bath:open_air = [yes|no]

Cheers.



2014-03-06 2:51 GMT+09:00 Martin Koppenhoefer dieterdre...@gmail.com:



  Am 05/mar/2014 um 17:56 schrieb Satoshi IIDA nyamp...@gmail.com:
 
  The water of onsen bathing amenity is from always natural.
  And in precise, it is upper 25'C and must have mineral element. (by law)
 
  Not from natural water bathing amenity, it must be called Sento (bath
 house, rough meaning Bath with coin/cheap fee).
  In fact, some onsen amenity has no water for their amenity.
  But they are called as onsen. Such as sand bath, or steam bath
 (sauna).
 
  BTW their mutual function is the warmth or water is from natural.
 
   * there are many natural, undelopped hot springs in Japan.
 Are those also called onsen?
  In the case of.
  The common, so called, and main meaning of onsen is targeted to
 represent bathing amenity.
 
  By JP law, very natural hot spring with mineral is classified as...
  * under 25'C water: Kousen (mineral spring)
  * upper 25'C water: Onsen (hot spring)
 
  I could propose following tag combinations to represent onsen amenity,
 but certainly I think they are not your concern ;)
  Maybe it is better with another proposal, I would like to hear other
 country's situation.
 
  * Onsen Hotel
  tourism=hotel (or something other, BB)
  leisure=onsen
 
  * Onsen without lodging
  amenity=public_bath
  leisure=onsen
 
  * Hotel with Onsen, can use onsen as public_bath also (Higaeri Onsen in
 Japanese)
  tourism=hotel (or something other, BB)
  amenity=public_bath
  leisure=onsen
 
  * Sento (bathing amenity using water not from hot spring)
  amenity=public_bath


 what about using amenity=public_bath
 and then subtype to have specific values according to your legislation and
 standards, sth. like
 bath:type=onsen / sento etc.
 or maybe jp:onsen to give a hint that it is not in English

 cheers,
 Martin
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Re: [Tagging] Hot springs

2014-03-05 Thread Richard Z.
On Wed, Mar 05, 2014 at 10:06:45AM +0900, Satoshi IIDA wrote:
  So the idea is to have
  natural=hot_spring - the hole in earth where hot water is comming out
 I see :)
 
 So I prefer to switch the icon from Onsen icon ♨ to another ones.
 it ♨ maybe to use for leisure/amenity scheme.

another proposal was to use the same symbol as for normal springs in a red
color.

I can add a leisure=onsen to the proposal, which would take the onsen
symbol.

But I need clarification regarding the meaning of the word onsen :

* does onsen water always come from natural hot springs?
* there are many natural, undelopped hot springs in Japan.
  Are those also called onsen?

Richard

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Re: [Tagging] Hot springs

2014-03-05 Thread Peter Wendorff
Hi Richard,
Aren't volcanos exactly what geothermal refers to, only near or at the
surface instead of deep down in the earth?
IMHO geothermal refers to using the thermal energy (aka heat) of the
earth, which of course in general is higher if you go deeper down, but
the temperature per depth is variable, and at a volcano you just get
high temperature even in low depths, but that's all.

regards
Peter

Am 05.03.2014 10:37, schrieb Richard Z.:
  But I understand your wish to classify a spring a bit more detailed. I
  think it would be better to use additional tags for natural=spring.
  Eg. termal=yes or something similar.
 geothermal=yes would be closer. But in a strict sense this would exclude 
 springs
 with volcanically heated water.
 
 Richard


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Re: [Tagging] Hot springs

2014-03-05 Thread Richard Z.
On Wed, Mar 05, 2014 at 11:01:50AM +0100, Peter Wendorff wrote:

 Aren't volcanos exactly what geothermal refers to, only near or at the
 surface instead of deep down in the earth?

apparently not, I can only direct you to the wikipedia article:
http://en.wikipedia.org/wiki/Geothermal_%28geology%29

 IMHO geothermal refers to using the thermal energy (aka heat) of the
 earth, which of course in general is higher if you go deeper down, but
 the temperature per depth is variable, and at a volcano you just get
 high temperature even in low depths, but that's all.

yes but it is a difference. If we can do better we should not introduce 
new tags only to use them incorrectly afterwards.

* hot_spring would catch everything that is called hot_spring, I am still 
thinking about geysirs.
* geothermal would not apply for many south Italian hot springs, Methana 
(Greece) and Yellowstone
  ( http://pubs.usgs.gov/fs/2005/3024/, 
http://en.wikipedia.org/wiki/Grand_Prismatic_Spring ) 
  ammong others

Now consider the definitions in wikipedia

* temperature:
** wikipedia-de: above 20°C (Gemäß den Begriffsbestimmungen werden in 
Deutschland Grundwässer als Thermalwasser bezeichnet, wenn ihre Temperatur am 
Austrittsort mehr als 20 °C beträgt)
** wikipedia-en: 
*** a spring with water temperatures above its surroundings[2]
*** a natural spring with water temperature above body temperature – normally 
between 36.5 and 37.5 °C (97.7 and 99.5 °F)[3]
*** a natural spring with warm water above body temperature[4]
*** a thermal spring with water warmer than 36.7 °C (98 °F)[5][6]
*** a natural spring of water greater than 21.1 °C (70 °F) (synonymous with 
thermal spring)[7][8][9][10]
*** a natural discharge of groundwater with elevated temperatures[11]
*** a type of thermal spring in which hot water is brought to the surface. The 
water temperature of a hot spring is usually 6.5 °C (12 °F) or more above mean 
air temperature.[12] Note that by this definition, thermal spring is not 
synonymous with the term hot spring
*** a spring whose hot water is brought to the surface (synonymous with a 
thermal spring). The water temperature of the spring is usually 8.3 °C (15 °F) 
or more above the mean air temperature.[13]
*** a spring with water above the core human body temperature – 36.7 °C (98 
°F).[14]
*** a spring with water above average ambient ground temperature,[15] a 
definition favored by some
*** a spring with water temperatures above 50 °C (122 °F)[16]

I would not want to go as far as fixing wikipedia before making a definitionin 
OSM

So my conclusion - using the locally accepted classification is the only usable
definition of hot springs.


Richard

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Re: [Tagging] Hot springs

2014-03-05 Thread John F. Eldredge
In what sense is volcanic heat not geothermal?



 Original Message 
From: Richard Z. ricoz@gmail.com
Sent: March 5, 2014 3:37:52 AM CST
To: Tag discussion, strategy and related tools tagging@openstreetmap.org
Subject: Re: [Tagging] Hot springs

On Wed, Mar 05, 2014 at 12:44:40AM +0100, Henning Scholland wrote:
 Am 03.03.2014 23:45, schrieb Richard Z.:
  All together, I am not really sure if it is smart to split
  springs by temperature.
  not by temperature, which is very subjective as explained in the
  rationale. Where a spring is localy known as hot spring or thermal
  spring it should be mapped as such.
 
 I don't like this subjective tagging, because it's more then localy
 known as xy. Mainly it depends on temperature of water vs temperature
 of air.

unfortunately wikipedia expressly says:
There is no universally accepted definition of a hot spring. For example, one 
can find the phrase hot spring defined as:
 - a dozen of possible definitions which I won't copy here. 
(http://en.wikipedia.org/wiki/Hot_spring#Definitions)

Should that preclude us from mapping them even though they are locally well
known as hot springs?

In a cold region a spring with 20°C could be known as hot
 spring just because all other springs are much colder. But you would
 agree, that no one wants to jump in there and relax ;)

wanting to relax in one is not really a definition of a hot spring.

 So for this case you have to take care also about temp=*.

we might think about an optional temperature tag but in my opinion it would be
one of the more problematic tags. The temperature may not be exactly known
or may be variable. People would start adding it to lakes and oceans:)

 But I understand your wish to classify a spring a bit more detailed. I
 think it would be better to use additional tags for natural=spring.
 Eg. termal=yes or something similar.

geothermal=yes would be closer. But in a strict sense this would exclude springs
with volcanically heated water.

Richard

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Re: [Tagging] Hot springs

2014-03-05 Thread Martin Koppenhoefer
2014-03-05 12:36 GMT+01:00 Richard Z. ricoz@gmail.com:

 I can only direct you to the wikipedia article:
 http://en.wikipedia.org/wiki/Geothermal_%28geology%29



as this starts to go slightly offtopic I enjoy posting also this wikipedia
reference which might be interesting in the context:
http://en.wikipedia.org/wiki/Earth%27s_internal_heat_budget

Interestingly the 47 Terawatts of thermal power arriving at the surface
from the interiors of earth is just 0.03% of all superficial thermal power
(because 173000 TW or 99.97 % are coming from solar radiation).

cheers,
Martin
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Re: [Tagging] Hot springs

2014-03-05 Thread John F. Eldredge
So, if I am understanding you correctly, an onsen doesn't necessarily have 
water available, but, if water is available, it must be from a hot spring?  If 
onsen doesn't necessarily imply the presence of a hot spring, then I don't 
think the English translation in the wiki should translate the term as hot 
spring.  Also, I was under the impression that the standard in OSM was to use 
British terminology in tags.



 Original Message 
From: Satoshi IIDA nyamp...@gmail.com
Sent: March 5, 2014 10:56:57 AM CST
To: Tag discussion, strategy and related tools tagging@openstreetmap.org
Subject: Re: [Tagging] Hot springs

Hello,

 * does onsen water always come from natural hot springs?
Yes.
The water of onsen bathing amenity is from always natural.
And in precise, it is upper 25'C and must have mineral element. (by law)

Not from natural water bathing amenity, it must be called Sento (bath
house, rough meaning Bath with coin/cheap fee).
In fact, some onsen amenity has no water for their amenity.
But they are called as onsen. Such as sand bath, or steam bath
(sauna).

BTW their mutual function is the warmth or water is from natural.

 * there are many natural, undelopped hot springs in Japan.
   Are those also called onsen?
In the case of.
The common, so called, and main meaning of onsen is targeted to represent
bathing amenity.

By JP law, very natural hot spring with mineral is classified as...
* under 25'C water: Kousen (mineral spring)
* upper 25'C water: Onsen (hot spring)

I could propose following tag combinations to represent onsen amenity,
but certainly I think they are not your concern ;)
Maybe it is better with another proposal, I would like to hear other
country's situation.

* Onsen Hotel
tourism=hotel (or something other, BB)
leisure=onsen

* Onsen without lodging
amenity=public_bath
leisure=onsen

* Hotel with Onsen, can use onsen as public_bath also (Higaeri Onsen in
Japanese)
tourism=hotel (or something other, BB)
amenity=public_bath
leisure=onsen

* Sento (bathing amenity using water not from hot spring)
amenity=public_bath

Cheers.




2014-03-05 18:45 GMT+09:00 Richard Z. ricoz@gmail.com:

 On Wed, Mar 05, 2014 at 10:06:45AM +0900, Satoshi IIDA wrote:
   So the idea is to have
   natural=hot_spring - the hole in earth where hot water is comming out
  I see :)
 
  So I prefer to switch the icon from Onsen icon ♨ to another ones.
  it ♨ maybe to use for leisure/amenity scheme.

 another proposal was to use the same symbol as for normal springs in a red
 color.

 I can add a leisure=onsen to the proposal, which would take the onsen
 symbol.

 But I need clarification regarding the meaning of the word onsen :

 * does onsen water always come from natural hot springs?
 * there are many natural, undelopped hot springs in Japan.
   Are those also called onsen?

 Richard

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Re: [Tagging] Hot springs

2014-03-05 Thread Martin Koppenhoefer


 Am 05/mar/2014 um 17:56 schrieb Satoshi IIDA nyamp...@gmail.com:
 
 The water of onsen bathing amenity is from always natural.
 And in precise, it is upper 25'C and must have mineral element. (by law)
 
 Not from natural water bathing amenity, it must be called Sento (bath house, 
 rough meaning Bath with coin/cheap fee).
 In fact, some onsen amenity has no water for their amenity.
 But they are called as onsen. Such as sand bath, or steam bath (sauna).
 
 BTW their mutual function is the warmth or water is from natural.
 
  * there are many natural, undelopped hot springs in Japan.
Are those also called onsen?
 In the case of.
 The common, so called, and main meaning of onsen is targeted to represent 
 bathing amenity.
 
 By JP law, very natural hot spring with mineral is classified as...
 * under 25'C water: Kousen (mineral spring)
 * upper 25'C water: Onsen (hot spring)
 
 I could propose following tag combinations to represent onsen amenity, but 
 certainly I think they are not your concern ;)
 Maybe it is better with another proposal, I would like to hear other 
 country's situation.
 
 * Onsen Hotel
 tourism=hotel (or something other, BB)
 leisure=onsen
 
 * Onsen without lodging
 amenity=public_bath
 leisure=onsen
 
 * Hotel with Onsen, can use onsen as public_bath also (Higaeri Onsen in 
 Japanese)
 tourism=hotel (or something other, BB)
 amenity=public_bath
 leisure=onsen
 
 * Sento (bathing amenity using water not from hot spring)
 amenity=public_bath


what about using amenity=public_bath
and then subtype to have specific values according to your legislation and 
standards, sth. like
bath:type=onsen / sento etc.
or maybe jp:onsen to give a hint that it is not in English

cheers,
Martin
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Re: [Tagging] Hot springs

2014-03-05 Thread Richard Z.
On Wed, Mar 05, 2014 at 09:24:24AM -0600, John F. Eldredge wrote:
 In what sense is volcanic heat not geothermal?

In some sense you could argue that volcanos are also heated by geothermal
heat but the details are very different.

http://en.wikipedia.org/wiki/Geothermal_(geology)#Heat_sources

Heat sources

Temperature within the Earth increases with depth. Highly viscous or partially 
molten rock at temperatures between 650 to 1,200 °C (1,200 to 2,200 °F) is 
postulated to exist everywhere beneath the Earth's surface at depths of 80 to 
100 kilometres (50 to 60 mi)[citation needed], and the temperature at the 
Earth's inner core/outer core boundary, around 3,500 kilometres (2,200 mi) 
deep, is estimated to be 5650 ± 600 kelvins.[6][7] The heat content of the 
Earth is 1031 joules.[1]

Much of the heat is created by decay of naturally radioactive elements. An 
estimated 45 to 90 percent of the heat escaping from the Earth originates from 
radioactive decay of elements mainly located in the mantle.[4][8][9]
Heat of impact and compression released during the original formation of 
the Earth by accretion of in-falling meteorites.
Heat released as abundant heavy metals (iron, nickel, copper) descended to 
the Earth's core.
Latent heat released as the liquid outer core crystallizes at the inner 
core boundary.
Heat may be generated by tidal force on the Earth as it rotates; since rock 
cannot flow as readily as water it compresses and distorts, generating heat.
There is no reputable science to suggest that any significant heat may be 
created by electromagnetic effects of the magnetic fields involved in Earth's 
magnetic field, as suggested by some contemporary folk theories.

The radiogenic heat from the decay of 238U and 232Th are now the major 
contributors to the earth's internal heat budget.
Present-day major heat-producing isotopes[10] Isotope   Heat release [W/kg 
isotope] Half-life [years]   Mean mantle concentration [kg isotope/kg 
mantle]


Richard


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Re: [Tagging] Hot springs

2014-03-05 Thread Richard Z.
On Thu, Mar 06, 2014 at 01:56:57AM +0900, Satoshi IIDA wrote:

 * Onsen without lodging
 amenity=public_bath
 leisure=onsen

so in this combination which object would you tag with leisure=onsen,
the water pool? The same object which is also tagged with public_bath?

Looking at https://wiki.openstreetmap.org/wiki/Tag:amenity%3Dpublic_bath
the page could use some more detail.

Richard

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Re: [Tagging] Hot springs

2014-03-05 Thread John F. Eldredge
I don't see anything in that definition that says the heat from within the 
earth has to be a minimum distance below the surface in order to be classed as 
geothermal. Volcanism is a subset of geothermal, where the hot material is 
particularly close to the surface.



 Original Message 
From: Richard Z. ricoz@gmail.com
Sent: March 5, 2014 12:08:26 PM CST
To: Tag discussion, strategy and related tools tagging@openstreetmap.org
Subject: Re: [Tagging] Hot springs

On Wed, Mar 05, 2014 at 09:24:24AM -0600, John F. Eldredge wrote:
 In what sense is volcanic heat not geothermal?

In some sense you could argue that volcanos are also heated by geothermal
heat but the details are very different.

http://en.wikipedia.org/wiki/Geothermal_(geology)#Heat_sources

Heat sources

Temperature within the Earth increases with depth. Highly viscous or partially 
molten rock at temperatures between 650 to 1,200 °C (1,200 to 2,200 °F) is 
postulated to exist everywhere beneath the Earth's surface at depths of 80 to 
100 kilometres (50 to 60 mi)[citation needed], and the temperature at the 
Earth's inner core/outer core boundary, around 3,500 kilometres (2,200 mi) 
deep, is estimated to be 5650 ± 600 kelvins.[6][7] The heat content of the 
Earth is 1031 joules.[1]

Much of the heat is created by decay of naturally radioactive elements. An 
estimated 45 to 90 percent of the heat escaping from the Earth originates from 
radioactive decay of elements mainly located in the mantle.[4][8][9]
Heat of impact and compression released during the original formation of 
the Earth by accretion of in-falling meteorites.
Heat released as abundant heavy metals (iron, nickel, copper) descended to 
the Earth's core.
Latent heat released as the liquid outer core crystallizes at the inner 
core boundary.
Heat may be generated by tidal force on the Earth as it rotates; since rock 
cannot flow as readily as water it compresses and distorts, generating heat.
There is no reputable science to suggest that any significant heat may be 
created by electromagnetic effects of the magnetic fields involved in Earth's 
magnetic field, as suggested by some contemporary folk theories.

The radiogenic heat from the decay of 238U and 232Th are now the major 
contributors to the earth's internal heat budget.
Present-day major heat-producing isotopes[10] Isotope   Heat release [W/kg 
isotope] Half-life [years]   Mean mantle concentration [kg isotope/kg 
mantle]


Richard


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Re: [Tagging] Hot springs

2014-03-05 Thread Richard Z.
On Wed, Mar 05, 2014 at 12:58:51PM -0600, John F. Eldredge wrote:
 I don't see anything in that definition that says the heat from within the 
 earth has to be a minimum distance below the surface in order to be classed 
 as geothermal. Volcanism is a subset of geothermal, where the hot material is 
 particularly close to the surface.

sometimes it makes sense to distinguish whether something is identical or a 
subset
of something.

Richard


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Re: [Tagging] Hot springs

2014-03-05 Thread Peter Wendorff
Hi Richard,

Am 05.03.2014 21:50, schrieb Richard Z.:
 On Wed, Mar 05, 2014 at 12:58:51PM -0600, John F. Eldredge wrote:
 I don't see anything in that definition that says the heat from within the 
 earth has to be a minimum distance below the surface in order to be classed 
 as geothermal. Volcanism is a subset of geothermal, where the hot material 
 is particularly close to the surface.
 
 sometimes it makes sense to distinguish whether something is identical or a 
 subset
 of something.
That's true - but a very bad style for osm tagging, if you propose to
use the superset's name (geothermal) for the superset MINUS the subset,
so basically you propose to use the superset's name for a subset.

Reminds me at the ugly natural=tree issue some time ago, where
originally natural=tree referred to outstanding, landmark or
important trees, which lead to trouble when other mappers started to
map common trees even in groups of trees or small forests one by one.

By the way: is it volcanic if and only if it's breaking through the
surface, or even in a geysir, or even where it's known to be some ten
meters below the surface? Where it get's volcanic?

Therefore I disagree about using geothermal for the subset not
containing volcanic activity. Use deep-earth-heat or whatever term for a
subset, or define a specialized subtag for the subsets (volcanic,
...(non-volcanic?), (others?)).

regards
Peter

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Re: [Tagging] Hot springs

2014-03-04 Thread Richard Z.
On Tue, Mar 04, 2014 at 07:35:02AM +0700, Dave Swarthout wrote:
 Speaking as a chemist, the term sulfuric would imply strong acidity as in
 sulfuric acid. What you're looking for I believe is a term to indicate if
 the water smells bad or not. Many hot springs have a rotten egg smell lent
 to the water by dissolved hydrogen sulfide (H2S), some of which escapes
 into the atmosphere to assault one's nose. This water would also be acidic
 but not to the same degree as sulfuric suggests. Perhaps sulfide=yes/no
 or sulfurous=yes/no would work better.

thanks for the input. I am not aware of many sulfurous hot springs in
Europe, one of them is on the http://en.wikipedia.org/wiki/Methana
peninsula.
Do you think characterising that as sulfurous would be fine? I think we
need something a main characteristic for layman usage and something
for the detailed properties. I am not yet sure if these should be combined
in one (multivalued) tag or done in separate tags.

 Also, I like the term water_characteristic or something similar. A more
 general, because not limited to water, but less common term might be
 effluent_characteristic. This would cover hot springs that involve mud,
 steam, or other stuff coming out of the ground.  If water only, then
 effluent_characteristic=water
 or
 effluent_characteristic=water+steam
 It might even be extended to include hydrogen sulfide:
 effluent_characteristic=water+sulfide

effluent_characteristic might be a very good idea to map all kinds of
fluid material. I was even thinking reusing it to characterise lava streams
but then we would need a separate tag for solid lava fields, probably not
so good.

So maybe water_characteristic which could be used for everything from mudpots
to saltwater in the ocean.

Richard

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Re: [Tagging] Hot springs

2014-03-04 Thread SomeoneElse
(and in case anyone's not aware) sulfur would be sulphur in British 
English.


Cheers,

Andy


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Re: [Tagging] Hot springs

2014-03-04 Thread Richard Z.
On Tue, Mar 04, 2014 at 03:50:30PM +0900, Satoshi IIDA wrote:
 Hi,
 
 +1 to Tobias.
 
 I feel it needs clarification for this tag scope.
 
 I think it was leisure=hot_spring once,
 and switched to natural=hot_spring.

exactly. 

 So the main purpose of this scheme is now natural.
 Like to represent a geyser or some natural features, it seems.
 
 So it is better to make another tag scheme to represent Onsen ♨ bathing
 facility.

as you mentioned we already have various methods to map bathing facilities,
thanks for pointing out leisure=public_bath.

So the idea is to have
natural=hot_spring - the hole in earth where hot water is comming out
+ natural=water - if there is a pool of water around it
+ water_characteristic - attached to both spring and water
+ all other related facilities mapped with their own well known tags such 
  as tourism=attraction, amenity=public_bath, leisure=beach_resort, 
  natural=beach, sport=swimming .. please add those which I have forgotten.

Some of those tags, like swimming need improvement which is independent from
this proposal.

water_characteristic is intended to be reusable for natural=spring and all
waterways and other water bodies.

 Many Japanese rural tourism=hotel has Onsen amenity.
 
 # Some Japanese mappers use amenity=public_bath to represent Sento.
 # Sento is like a spa, but more daily used amenity.
 # http://en.wikipedia.org/wiki/Sent%C5%8D
 
 In my opinion, to represent a Onsen Hotel,
 e.g.
 tourism=hotel
 amenity=public_bath
 leisure=onsen
 
 or some combination. (yes, this is very draft!)

natural=hot_spring is for springs of natural origin. A leisure=onsen is 
orthogonal to this so those could be easily combined if the onsen is from
a natural source. Otherwise you would have just leisure=onsen.

Richard

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Re: [Tagging] Hot springs

2014-03-04 Thread Henning Scholland
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1

Am 03.03.2014 23:45, schrieb Richard Z.:
 All together, I am not really sure if it is smart to split
 springs by temperature.
 not by temperature, which is very subjective as explained in the
 rationale. Where a spring is localy known as hot spring or thermal
 spring it should be mapped as such.

I don't like this subjective tagging, because it's more then localy
known as xy. Mainly it depends on temperature of water vs temperature
of air. In a cold region a spring with 20°C could be known as hot
spring just because all other springs are much colder. But you would
agree, that no one wants to jump in there and relax ;)

So for this case you have to take care also about temp=*.

But I understand your wish to classify a spring a bit more detailed. I
think it would be better to use additional tags for natural=spring.
Eg. termal=yes or something similar.

Henning
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Re: [Tagging] Hot springs

2014-03-04 Thread Satoshi IIDA
 So the idea is to have
 natural=hot_spring - the hole in earth where hot water is comming out
I see :)

So I prefer to switch the icon from Onsen icon ♨ to another ones.
it ♨ maybe to use for leisure/amenity scheme.





2014-03-04 21:10 GMT+09:00 Richard Z. ricoz@gmail.com:

 On Tue, Mar 04, 2014 at 03:50:30PM +0900, Satoshi IIDA wrote:
  Hi,
 
  +1 to Tobias.
 
  I feel it needs clarification for this tag scope.
 
  I think it was leisure=hot_spring once,
  and switched to natural=hot_spring.

 exactly.

  So the main purpose of this scheme is now natural.
  Like to represent a geyser or some natural features, it seems.
 
  So it is better to make another tag scheme to represent Onsen ♨ bathing
  facility.

 as you mentioned we already have various methods to map bathing facilities,
 thanks for pointing out leisure=public_bath.

 So the idea is to have
 natural=hot_spring - the hole in earth where hot water is comming out
 + natural=water - if there is a pool of water around it
 + water_characteristic - attached to both spring and water
 + all other related facilities mapped with their own well known tags such
   as tourism=attraction, amenity=public_bath, leisure=beach_resort,
   natural=beach, sport=swimming .. please add those which I have forgotten.

 Some of those tags, like swimming need improvement which is independent
 from
 this proposal.

 water_characteristic is intended to be reusable for natural=spring and all
 waterways and other water bodies.

  Many Japanese rural tourism=hotel has Onsen amenity.
 
  # Some Japanese mappers use amenity=public_bath to represent Sento.
  # Sento is like a spa, but more daily used amenity.
  # http://en.wikipedia.org/wiki/Sent%C5%8D
 
  In my opinion, to represent a Onsen Hotel,
  e.g.
  tourism=hotel
  amenity=public_bath
  leisure=onsen
 
  or some combination. (yes, this is very draft!)

 natural=hot_spring is for springs of natural origin. A leisure=onsen is
 orthogonal to this so those could be easily combined if the onsen is from
 a natural source. Otherwise you would have just leisure=onsen.

 Richard

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Re: [Tagging] Hot springs

2014-03-04 Thread johnw
The onsen icon (♨) is commonly used all over Japan (of course), and is a great 
icon (a hot bath with steam rising out) to represent a place to get a hot 
natural bath vs a natural park's hot-spring.  Onsen always means naturally 
sourced hot water as well, vs a bathhouse (amenity=spa? showers?), which merely 
heats up the water with a boiler for you to use.

amenity=hot_spring_bath might be a good differentiation, because ♨ = bath

Javbw

On Mar 5, 2014, at 10:06 AM, Satoshi IIDA nyamp...@gmail.com wrote:

 
  So the idea is to have
  natural=hot_spring - the hole in earth where hot water is comming out
 I see :)
 
 So I prefer to switch the icon from Onsen icon ♨ to another ones.
 it ♨ maybe to use for leisure/amenity scheme.
 
 
 
 
 
 2014-03-04 21:10 GMT+09:00 Richard Z. ricoz@gmail.com:
 On Tue, Mar 04, 2014 at 03:50:30PM +0900, Satoshi IIDA wrote:
  Hi,
 
  +1 to Tobias.
 
  I feel it needs clarification for this tag scope.
 
  I think it was leisure=hot_spring once,
  and switched to natural=hot_spring.
 
 exactly.
 
  So the main purpose of this scheme is now natural.
  Like to represent a geyser or some natural features, it seems.
 
  So it is better to make another tag scheme to represent Onsen ♨ bathing
  facility.
 
 as you mentioned we already have various methods to map bathing facilities,
 thanks for pointing out leisure=public_bath.
 
 So the idea is to have
 natural=hot_spring - the hole in earth where hot water is comming out
 + natural=water - if there is a pool of water around it
 + water_characteristic - attached to both spring and water
 + all other related facilities mapped with their own well known tags such
   as tourism=attraction, amenity=public_bath, leisure=beach_resort,
   natural=beach, sport=swimming .. please add those which I have forgotten.
 
 Some of those tags, like swimming need improvement which is independent from
 this proposal.
 
 water_characteristic is intended to be reusable for natural=spring and all
 waterways and other water bodies.
 
  Many Japanese rural tourism=hotel has Onsen amenity.
 
  # Some Japanese mappers use amenity=public_bath to represent Sento.
  # Sento is like a spa, but more daily used amenity.
  # http://en.wikipedia.org/wiki/Sent%C5%8D
 
  In my opinion, to represent a Onsen Hotel,
  e.g.
  tourism=hotel
  amenity=public_bath
  leisure=onsen
 
  or some combination. (yes, this is very draft!)
 
 natural=hot_spring is for springs of natural origin. A leisure=onsen is
 orthogonal to this so those could be easily combined if the onsen is from
 a natural source. Otherwise you would have just leisure=onsen.
 
 Richard
 
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Re: [Tagging] Hot springs

2014-03-04 Thread johnw
PS: the onsen icon (♨) is always for an amenity - a hotel or resort that offers 
a hot spring bath, or a purpose-built, stand alone structure (crude or ornate) 
just to provide a bathing experience - but it is not just a hole in the ground 
with a rope around it. It is always an amenity offered by a business, similar 
to a lap swimming pool vs a pond, or a fire hydrant vs a spring.

Javbw


On Mar 5, 2014, at 10:13 AM, johnw jo...@mac.com wrote:

 The onsen icon (♨) is commonly used all over Japan (of course), and is a 
 great icon (a hot bath with steam rising out) to represent a place to get a 
 hot natural bath vs a natural park's hot-spring.  Onsen always means 
 naturally sourced hot water as well, vs a bathhouse (amenity=spa? showers?), 
 which merely heats up the water with a boiler for you to use.
 
 amenity=hot_spring_bath might be a good differentiation, because ♨ = bath
 
 Javbw
 
 On Mar 5, 2014, at 10:06 AM, Satoshi IIDA nyamp...@gmail.com wrote:
 
 
  So the idea is to have
  natural=hot_spring - the hole in earth where hot water is comming out
 I see :)
 
 So I prefer to switch the icon from Onsen icon ♨ to another ones.
 it ♨ maybe to use for leisure/amenity scheme.
 
 
 
 
 
 2014-03-04 21:10 GMT+09:00 Richard Z. ricoz@gmail.com:
 On Tue, Mar 04, 2014 at 03:50:30PM +0900, Satoshi IIDA wrote:
  Hi,
 
  +1 to Tobias.
 
  I feel it needs clarification for this tag scope.
 
  I think it was leisure=hot_spring once,
  and switched to natural=hot_spring.
 
 exactly.
 
  So the main purpose of this scheme is now natural.
  Like to represent a geyser or some natural features, it seems.
 
  So it is better to make another tag scheme to represent Onsen ♨ bathing
  facility.
 
 as you mentioned we already have various methods to map bathing facilities,
 thanks for pointing out leisure=public_bath.
 
 So the idea is to have
 natural=hot_spring - the hole in earth where hot water is comming out
 + natural=water - if there is a pool of water around it
 + water_characteristic - attached to both spring and water
 + all other related facilities mapped with their own well known tags such
   as tourism=attraction, amenity=public_bath, leisure=beach_resort,
   natural=beach, sport=swimming .. please add those which I have forgotten.
 
 Some of those tags, like swimming need improvement which is independent from
 this proposal.
 
 water_characteristic is intended to be reusable for natural=spring and all
 waterways and other water bodies.
 
  Many Japanese rural tourism=hotel has Onsen amenity.
 
  # Some Japanese mappers use amenity=public_bath to represent Sento.
  # Sento is like a spa, but more daily used amenity.
  # http://en.wikipedia.org/wiki/Sent%C5%8D
 
  In my opinion, to represent a Onsen Hotel,
  e.g.
  tourism=hotel
  amenity=public_bath
  leisure=onsen
 
  or some combination. (yes, this is very draft!)
 
 natural=hot_spring is for springs of natural origin. A leisure=onsen is
 orthogonal to this so those could be easily combined if the onsen is from
 a natural source. Otherwise you would have just leisure=onsen.
 
 Richard
 
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Re: [Tagging] Hot springs

2014-03-03 Thread nounours77

 I have significantly changed 
 https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
 with the intention to revive the proposal - thanks for any comments and 
 enhancments.


Dear Richard,

thanks for your initiative. I agree with your arguments why a specific tag 
natural=hot_spring is better than natural=spring and temp=*. It is 
something different.

Not sure about the word consistence which looks strange to me (but I'm not 
native). And also not very sure about the values: E.g. mineral - every spring 
contains minerals, the interesting point is which and how much. sulfuric - 
just a special case of mineral - why pick this one and not the others 

Just asking, not being specialist for hot_springs so cannot bring a solution. 
But would like to have them als on OSM, so I can go and jump in if I happen to 
drive by, it is so relaxing!!!

cheers, nounours77


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Re: [Tagging] Hot springs

2014-03-03 Thread fly
On 03.03.2014 13:53, nounours77 wrote:
 
 I have significantly changed 
 https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
 with the intention to revive the proposal - thanks for any comments and 
 enhancments.
 
 
 Dear Richard,
 
 thanks for your initiative. I agree with your arguments why a specific tag 
 natural=hot_spring 
 is better than natural=spring and temp=*. It is something different.
 
 Not sure about the word consistence which looks strange to me (but I'm not 
 native). And also not
 very sure about the values: E.g. mineral - every spring contains
minerals, the interesting point  is which and how much. sulfuric -
just a special case of mineral - why pick this one and not
 the others
 
 Just asking, not being specialist for hot_springs so cannot bring a solution. 
 But would like to 
 have them als on OSM, so I can go and jump in if I happen to drive by,
it is so relaxing!!!

Well, think it might get tricky. I know places where you will find
several springs right next to each other. Some are hot, some are warm
and some are cold. All have different contents not depending on the
temperature.

If you it is save to take a bath or even drink the water does not really
depend on the temperature either.

Even in hot places/areas it might get cold at night and I remember it
was fun bathing in ~45°C hot water in Africa at midnight though the air
temperature was below 15°C.

Another point is the use of sports=swimming which is way to general
defined so far and should not be used for every places where you can go
swimming but for places with some infrastructure.
Well, please think about adding water=* and removing sports=swimming
from the part about lakes/ponds.

All together, I am not really sure if it is smart to split springs by
temperature.

cu fly



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Re: [Tagging] Hot springs

2014-03-03 Thread Richard Z.
On Mon, Mar 03, 2014 at 01:29:06PM +, Dan S wrote:
 2014-03-03 12:53 GMT+00:00 nounours77 kuessemondtaegl...@gmail.com:
 
  I have significantly changed 
  https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
  with the intention to revive the proposal - thanks for any comments and 
  enhancments.
 
 
  Dear Richard,
 
  thanks for your initiative. I agree with your arguments why a specific tag 
  natural=hot_spring is better than natural=spring and temp=*. It is 
  something different.
 
  Not sure about the word consistence which looks strange to me (but I'm 
  not native).
 
 consistence is not standard English. You probably don't mean
 consistency either. content?

seems I am am bit archaic with my English. Content, composition, 
characteristics. 
Not required to be a detailed chemical analysis, a practical description like
mud, saltwater, freshwater, sulfuric water, mineral water. Possibly multivalued
with a list of the main minerals where notable.

Meanwhile I thought the same tag should be good to characterise the water 
quality of 
the oceans, the Dead sea, the Azov sea (if it still exists) and freshwater... 
would 
be a pitty not to have this.

So perhaps water_characteristics ?

Richard




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Re: [Tagging] Hot springs

2014-03-03 Thread John F. Eldredge
Consistence is a standard English word, but a relatively uncommon one, compared 
to consistency. It would be good to tag any hot springs that are caustic enough 
that you wouldn't want skin contact, whether due to acidity or alkalinity.



 Original Message 
From: Richard Z. ricoz@gmail.com
Sent: March 3, 2014 1:42:20 PM CST
To: Tag discussion, strategy and related tools tagging@openstreetmap.org
Subject: Re: [Tagging] Hot springs

On Mon, Mar 03, 2014 at 01:29:06PM +, Dan S wrote:
 2014-03-03 12:53 GMT+00:00 nounours77 kuessemondtaegl...@gmail.com:
 
  I have significantly changed 
  https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
  with the intention to revive the proposal - thanks for any comments and 
  enhancments.
 
 
  Dear Richard,
 
  thanks for your initiative. I agree with your arguments why a specific tag 
  natural=hot_spring is better than natural=spring and temp=*. It is 
  something different.
 
  Not sure about the word consistence which looks strange to me (but I'm 
  not native).
 
 consistence is not standard English. You probably don't mean
 consistency either. content?

seems I am am bit archaic with my English. Content, composition, 
characteristics. 
Not required to be a detailed chemical analysis, a practical description like
mud, saltwater, freshwater, sulfuric water, mineral water. Possibly multivalued
with a list of the main minerals where notable.

Meanwhile I thought the same tag should be good to characterise the water 
quality of 
the oceans, the Dead sea, the Azov sea (if it still exists) and freshwater... 
would 
be a pitty not to have this.

So perhaps water_characteristics ?

Richard




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Re: [Tagging] Hot springs

2014-03-03 Thread Richard Z.
On Mon, Mar 03, 2014 at 08:14:42PM +0100, fly wrote:

 Well, think it might get tricky. I know places where you will find
 several springs right next to each other. Some are hot, some are warm
 and some are cold. All have different contents not depending on the
 temperature.

that is fine. The current proposal is one natural=hot_spring for each
spring (we alread have natural=spring for those which are not hot).

water characteristics can be tagged per spring and per pool.

 Another point is the use of sports=swimming which is way to general
 defined so far and should not be used for every places where you can go
 swimming but for places with some infrastructure.

current possibilities to map swimming are next to useless, that is on my 
list. For now sport=swimming is the only way to map anything ranging from
toddler swimming, leisure swimming, skinny dipping, chunky dumping,
ice swimming, competition swimming or the Ka'iwi Channel swim.

 Well, please think about adding water=* and removing sports=swimming
 from the part about lakes/ponds.

not really sure what you mean with this. natural=water is clearly endorsed
If there is a significant pool of water around the hot spring, use 
natural=water

sport=swimming is not perfect but until there is something better
its better than nothing - and if there ever is a better way to
map swimming it should be easy enough to change.

 All together, I am not really sure if it is smart to split springs by
 temperature.

not by temperature, which is very subjective as explained in the rationale.
Where a spring is localy known as hot spring or thermal spring it should be
mapped as such.

Richard

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Re: [Tagging] Hot springs

2014-03-03 Thread Richard Z.
On Mon, Mar 03, 2014 at 01:53:48PM +0100, nounours77 wrote:
 
  I have significantly changed 
  https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
  with the intention to revive the proposal - thanks for any comments and 
  enhancments.
 
 
 Dear Richard,
 
 thanks for your initiative. I agree with your arguments why a specific tag 
 natural=hot_spring is better than natural=spring and temp=*. It is 
 something different.
 
 Not sure about the word consistence which looks strange to me (but I'm not 
 native). And also not very sure about the values: E.g. mineral - every 
 spring contains minerals, the interesting point is which and how much. 
 sulfuric - just a special case of mineral - why pick this one and not the 
 others 

forgotten to answer this detail.. sulfuric may be a special case of mineral but 
the
difference is very characteristic.

I am in favor of mapping the most characteristic water properties first and 
possibly more
detailed chemical composition as far as known and somehow important.

Richard

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Re: [Tagging] Hot springs

2014-03-03 Thread Dave Swarthout
Speaking as a chemist, the term sulfuric would imply strong acidity as in
sulfuric acid. What you're looking for I believe is a term to indicate if
the water smells bad or not. Many hot springs have a rotten egg smell lent
to the water by dissolved hydrogen sulfide (H2S), some of which escapes
into the atmosphere to assault one's nose. This water would also be acidic
but not to the same degree as sulfuric suggests. Perhaps sulfide=yes/no
or sulfurous=yes/no would work better.

Also, I like the term water_characteristic or something similar. A more
general, because not limited to water, but less common term might be
effluent_characteristic. This would cover hot springs that involve mud,
steam, or other stuff coming out of the ground.  If water only, then
effluent_characteristic=water
or
effluent_characteristic=water+steam
It might even be extended to include hydrogen sulfide:
effluent_characteristic=water+sulfide

Regards,
Dave


On Tue, Mar 4, 2014 at 6:41 AM, Richard Z. ricoz@gmail.com wrote:

 On Mon, Mar 03, 2014 at 01:53:48PM +0100, nounours77 wrote:
 
   I have significantly changed
 https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
   with the intention to revive the proposal - thanks for any comments
 and enhancments.
 
 
  Dear Richard,
 
  thanks for your initiative. I agree with your arguments why a specific
 tag natural=hot_spring is better than natural=spring and temp=*. It
 is something different.
 
  Not sure about the word consistence which looks strange to me (but I'm
 not native). And also not very sure about the values: E.g. mineral -
 every spring contains minerals, the interesting point is which and how
 much. sulfuric - just a special case of mineral - why pick this one and
 not the others

 forgotten to answer this detail.. sulfuric may be a special case of
 mineral but the
 difference is very characteristic.

 I am in favor of mapping the most characteristic water properties first
 and possibly more
 detailed chemical composition as far as known and somehow important.

 Richard

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Re: [Tagging] Hot springs

2014-03-03 Thread Tobias Knerr
On 02.03.2014 13:58, Richard Z. wrote:
 I have significantly changed 
 https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
 with the intention to revive the proposal - thanks for any comments and 
 enhancments.
 
 just to clarify, among other changes I changed it from leisure= to natural= 
 and the 
 comments bellow the page are old comments..

There would also be a need to map bathing facilities sometimes connected
with such springs, though. I assume this is no longer within the
proposal's scope after the key switch?

On a related note, can anyone clarify what exactly the ♨ symbol still
mentioned in the proposal refers to exactly? Is it about hot springs in
general or specifically about bathing facilities? Wikipedia (en)
redirects the character to the Onsen page.


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Re: [Tagging] Hot springs

2014-03-03 Thread Satoshi IIDA
Hi,

+1 to Tobias.

I feel it needs clarification for this tag scope.

I think it was leisure=hot_spring once,
and switched to natural=hot_spring.
So the main purpose of this scheme is now natural.
Like to represent a geyser or some natural features, it seems.

So it is better to make another tag scheme to represent Onsen ♨ bathing
facility.

Many Japanese rural tourism=hotel has Onsen amenity.
And there is amenity=public_bath already.
https://wiki.openstreetmap.org/wiki/Tag:amenity%3Dpublic_bath

# Some Japanese mappers use amenity=public_bath to represent Sento.
# Sento is like a spa, but more daily used amenity.
# http://en.wikipedia.org/wiki/Sent%C5%8D

In my opinion, to represent a Onsen Hotel,
e.g.
tourism=hotel
amenity=public_bath
leisure=onsen

or some combination. (yes, this is very draft!)

Cheers.



2014-03-04 10:21 GMT+09:00 Tobias Knerr o...@tobias-knerr.de:

 On 02.03.2014 13:58, Richard Z. wrote:
  I have significantly changed
 https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
  with the intention to revive the proposal - thanks for any comments and
 enhancments.
 
  just to clarify, among other changes I changed it from leisure= to
 natural= and the
  comments bellow the page are old comments..

 There would also be a need to map bathing facilities sometimes connected
 with such springs, though. I assume this is no longer within the
 proposal's scope after the key switch?

 On a related note, can anyone clarify what exactly the ♨ symbol still
 mentioned in the proposal refers to exactly? Is it about hot springs in
 general or specifically about bathing facilities? Wikipedia (en)
 redirects the character to the Onsen page.


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[Tagging] Hot springs

2014-03-02 Thread Richard Z.
Hi,

I have significantly changed 
https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
with the intention to revive the proposal - thanks for any comments and 
enhancments.

Richard

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Re: [Tagging] Hot springs

2014-03-02 Thread Richard Z.
On Sun, Mar 02, 2014 at 01:28:28PM +0100, Richard Z. wrote:
 Hi,
 
 I have significantly changed 
 https://wiki.openstreetmap.org/wiki/Proposed_features/Hot_Spring
 with the intention to revive the proposal - thanks for any comments and 
 enhancments.

just to clarify, among other changes I changed it from leisure= to natural= and 
the 
comments bellow the page are old comments..

Richard

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