On Thu, 6 Oct 2016, Stuart Edwards wrote: > probably something along the lines (in mapcalc) : > dem_m = dem_ft * 1200/3937 > where dem_m is the map you want and dem_ft is the dem with the elevations in ft. Stu, That's another approach. What I did is r.mapcalc 'be_metric = be_cropped * 0.3048' Thanks, Rich