Digital map of predevelopment water levels for the High Plains aquifer in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming
This digital data set consists of contours for predevelopment
water-level elevations for the High Plains aquifer in the
central United States.  The High Plains aquifer extends from
south of 32 degrees to almost 44 degrees north latitude and from
96 degrees 30 minutes to 106 degrees west longitude.  The
outcrop area …