Maybe "reservoir" should be reserved for bodies of water that were created for a distinct purpose (i.e. a reservoir as a water source, or a reservoir used for power generation) other than just some area dammed up so people could swim/boat/fish.
On Thu, Jun 12, 2014 at 6:39 AM, Michal Palenik <[email protected]> wrote: > On Wed, Jun 11, 2014 at 04:21:23PM -0500, Eric Ladner wrote: > > On Wed, Jun 11, 2014 at 2:19 PM, malenki <[email protected]> wrote: > > > > > Am Wed, 11 Jun 2014 18:00:59 +0200 > > > schrieb Christoph Hormann <[email protected]>: > > > > > > I won't use a tag which I don't consider useful. > > > For me it is: > > > waterway=* == flowing water > > > natural=water == not flowing (though the most water bodies have > > > some current) > > > > > > > > Tags water=pond or water=lake may not be immediately view-able on the > map, > > but they do convey information (assuming there's also a natural=water tag > > on the feature). > > > > water=lake - large natural bodies of water > > water=reservoir - large man-made bodies of water > > water=pond - small man-made bodies of water > > > > The only ambiguity is the vagueness of small vs. large, and local naming > > conventions (something is named Lake Blah, when it is technically a > > reservoir because it's man-made - Big Creek Lake in southern Alabama, for > > example). > > well, there is also problem what is man-made, see > http://sk.wikipedia.org/wiki/Po%C4%8D%C3%BAvadlianske_jazero > which is man made lake build in 16th century. so with the on the ground > truth it's quite impossible to destinguish from natural lakes > or http://www.freemap.sk/?c=core.gallery.view.22 > which even I can rember being made. but it's still a lake. to be honest > I cannot find a single lake within 20km radius, which is purely natural. > > > > > http://wiki.openstreetmap.org/wiki/Key:water > > > > Personally, I'd vote for removing the double tagged water=lake;pond since > > it's redundant and should be one or the other, not both, and ensuring > that > > each feature had a natural=water tag. Mappers at a later time could > > determine whether or not to add a water=lake or water=pond (or > > water=reservoir) tag to the feature. > > maybe plus fixme=check if its pond or lake > > > > > > > > > _______________________________________________ > > > Imports mailing list > > > [email protected] > > > https://lists.openstreetmap.org/listinfo/imports > > > > > > > > > > > -- > > Eric Ladner > > > _______________________________________________ > > Imports mailing list > > [email protected] > > https://lists.openstreetmap.org/listinfo/imports > > > -- > michal palenik > www.freemap.sk > www.oma.sk > -- Eric Ladner
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