Estimated Public Supply Water Use of the Southwest Principal Aquifers (SWPA) study in 2005
This dataset is a 100-meter cell resolution raster of estimated use of public supply water for the 
southwestern United States. The dataset was generated from 1:100,000-scale county boundary 
data, 2005 LandScan population data, and USGS estimated use of water in the United States 
in 2000.