Water-level change, High Plains aquifer, 2000 to 2005
This raster data set represents water-level change in the High Plains aquifer of the United States 
from 2000 to 2005, in feet. The High Plains aquifer underlies 112.6 million acres (176,000 square miles) 
in parts of eight States: Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, 
and Wyoming. …