depends on your data. there is no datum for "ground water" Different data have a different datum
some of them are WGS84[1] NAD83 for theory part you can scan on [2] and [3] [1]http://wiki.gis.com/wiki/index.php/WGS84 [2]http://en.wikipedia.org/wiki/Datum_(geodesy) [3]http://www.colorado.edu/geography/gcraft/notes/datum/datum_f.html On Thu, Sep 6, 2012 at 3:36 PM, shri vinoth <[email protected]> wrote: > Thanks Markus,. > Can you please tell me what are the 'Datum' needed for locating new > prospective areas of groundwater wells using GRASS GIS.. > > Regards, > Shri. > > On 9/4/12, Markus Neteler <[email protected]> wrote: > > On Tue, Sep 4, 2012 at 7:59 AM, shri vinoth <[email protected]> > wrote: > >> Hi evryone, > >> This is Shri. I'm new to this field. I mean GIS. I've taken > up > >> a > >> project on GIS in which my work is to delineate a watershed and locating > >> new > >> prospective areas of groundwater wells. I need help. So, please let me > >> know > >> which GIS software would be better for this project and what are all the > >> datum needed. Thank you. > > > > Welcome here! > > > > Please take a look at GRASS GIS: > > http://grass.osgeo.org/wiki/Hydrological_Sciences > > > > It offers many sophisticated tools including groundwater flow. > > > > Best regards > > Markus > > > > > -- > Er. Shrimani. C. > M.Tech. (SWCE) > TNAU > 09952828347 > _______________________________________________ > Discuss mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/discuss > -- Regards, Rashad
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