Base of principal aquifer boundary for portions of the North Platte, South Platte, and Twin Platte Natural Resources Districts, western Nebraska
The U.S. Geological Survey and its partners have collaborated to complete airborne geophysical surveys 
for areas of the North and South Platte River valleys and Lodgepole Creek in western Nebraska. The 
objective of the surveys was to map the aquifers and bedrock topography of selected areas to help 
improve the …