DS-777 Average Annual Precipitation Data, 2000 to 2009, in inches estimated from the Parameter-Elevation Regressions on Independent Slopes Model (PRISM) for the High Plains Aquifer in Parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming

The water-budget components geodatabase contains selected data from maps in the, "Selected Approaches to Estimate Water-Budget Components of the High Plains, 1940...水平衡组分地理数据库（water-budget components geodatabase）收录了源自《1940年高平原水平衡组分估算优选方法》（"Selected Approaches to Estimate Water-Budget Components of the High Plains, 1940……"）中所载地图的精选数据