DS-777 Average Annual Precipitation Data, 2000 to 2009, in inches estimated from an Inverse-Distance-Weighted (IDW) interpolation, 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...该水平衡组分地理数据库（water-budget-components geodatabase）收录了源自《1940年高平原地区水平衡组分估算方法选辑》（Selected Approaches to Estimate Water-Budget Components of the High Plains, 1940...）系列地图的精选数据。