[GRASS-user] r.drain : error message

Hello, I have an error message when i run rdrain. For information i use Grass tools via qgis. I imported a DEM file (32 bit reel/ PCIDSK format .pix /Pixel size x y : 15m) in my Grassdata set. The projection of the DEM file and of the Grass project(location) is UTM 32N Wgs84. When i run

Re: [GRASS-user] How to install and use r.damflood ?

Good morning Mr. Marzocchi, Thank you very much for your interesting reply. Indeed, i would like so much test your extension r.damflood. But i understand very well that you need more time to correct last errors. 1/Pending improvements, would it be possible to use an older version of the

[GRASS-user] How to install and use r.damflood ?

Hello, I want to install and use r.damflood : http://grass.osgeo.org/wiki/Natural_Hazards Do you know how to do ? Thank you to throw light for me. Regards. -- View this message in context: http://osgeo-org.1560.n6.nabble.com/How-to-install-and-use-r-damflood-tp5011858.html Sent from

[GRASS-user] r.watershed : minimum size of exterior watershed basin

Hello, Thanks for your reply. Yesterday i tested Grass via SextanteFORQgis. There was a bog during the process and i had a error message. This morning i have tested Grass via Qgis and it's works well. I have 2 questions : 1/With Grass r.watershed i have to enter this following parameter :

[GRASS-user] Dam Failure mapping of flood risk downstream

Good afternoon, I have to simulate an artificial dam failure mapping of flood risk downstream. I have already generate watershed file thanks to r.watershed. Now i want to mapping and calculate flood risk downstream (water level / volume /cubature) from a few available informations like