Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up(Complement of information)

Hi, Great find Daniel ! To use directly the GeoTiff images in JOSM, you could try the ImportImagePlugin, but I haven't tried it. I put the EO1-ALI images from Earth Observatory online, in WMS and TMS, with the coordinates included in the GeoTiff files. Apparently, they were not georeferenced

Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada : Follow-up (Complement of information)

Hi Pierre, The 30 m contour lines from tiles 031h03 and 031h06 (the shapefiles you gave), potentially connected to Richelieu river, have been imported, and put together in relation: http://www.openstreetmap.org/?relation=1602671 Clearly, it is not enough to estimate the flooded zone, for which

Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up (Complement of information)

severely affected by floods? regards, Pierre Béland 2011-05-27 De : Jean-Guilhem Cailton Date/heure : 2011-05-27 05:19:54 A : Pierre_Béland Cc : Brent Fraser; HOT Openstreetmap; talk-ca Sujet : Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up (Complement

Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up (Complement of information)

*De :* Jean-Guilhem Cailton *Date/heure :* 2011-05-27 05:19:54 *A :* Pierre_Béland *Cc :* Brent Fraser; HOT Openstreetmap; talk-ca *Sujet :* Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up (Complement of information) Hi Pierre, The 30

Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up(Complement of information)

Jean-Guilhem Cailton wrote on 2011-05-27 According to the shapefile data, Lake Champlain, and hence Venise-en-Québec are above the 30 m elevation. The shapefile contains punctual elevations of 31 m in this area (Plage Missisquoi, for example). The next contour line would be the 40 m one,

Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up(Complement of information)

(usgs licence point of view)? And if it can be usefull? Daniel _ From: Pierre Béland [mailto:infosbelas-...@yahoo.fr] Sent: May-27-11 12:40 To: HOT Openstreetmap Cc: talk-ca Subject: Re: [HOT] [Talk-ca] Flooding in Richelieu River, Quebec,Canada :Follow-up(Complement

Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up(Complement of information)

2011/5/27 Daniel Begin jfd...@hotmail.com: Bonjour tous le monde, I have generated a 30m and 31m contour lines for Richelieu river and lake Champlain (using SRTM data). It fits the 30m contour provided by Jean-Guilhem but doesn't seem to fit pretty well the flooded wetland area provided by

Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up(Complement of information)

? Daniel *From:*Pierre Béland [mailto:infosbelas-...@yahoo.fr] *Sent:* May-27-11 12:40 *To:* HOT Openstreetmap *Cc:* talk-ca *Subject:* Re: [HOT] [Talk-ca] Flooding in Richelieu River, Quebec,Canada :Follow-up(Complement

Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec, Canada :Follow-up(Complement of information)

...@hotmail.com] Sent: May-27-11 15:18 To: 'Brent Fraser' Cc: 'HOT Openstreetmap'; 'talk-ca' Subject: Re: [Talk-ca] [HOT] Flooding in Richelieu River, Quebec,Canada :Follow-up(Complement of information) Bonjour Brent, Which one is better in this situation, SRTM or GeoBase? I would prefer SRTM