Geothermal Gradient Map of the Conterminous United States
Description:
Geothermal gradient map of the United States published by the Hot Dry Rock (HDR) Geothermal Program of the Department of Energy, showing geothermal gradient contours and color-coded based on temperature. The map also contains information about how the information for the map was compiled.
Date:
August 1980
Creator:
Kron, Andrea & Heiken, Grant