Equal-area polygons used in design and installation of a well network for long-term monitoring of agricultural chemicals in the High Plains Aquifer, Colorado
These data are in support of report DS 456 (Arnold and others, 2009).  30 equal-area polygons generated using 
techniques described in Scott (1990). Polygons include areas overlying the High Plains Aquifer in Colorado having 
a depth to water less than 180 feet, a saturated thickness greater than 50 feet, and …