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Application of hydrogeology and tritium-based groundwater-age estimates to assess the travel time of

Kay, Robert T., author.
Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2015. 2015

Evaluation of chemical and hydrologic processes in the eastern Snake River Plain Aquifer based on re

Rattray, Gordon W., author.
Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2019. 2019

Groundwater characterization of the Madison Aquifer near Jewel Cave National Monument, South Dakota

Valder, Joshua F., author.
[Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2019. 2019

Spatially distributed groundwater recharge estimated using a water-budget model for the island of Ma

Johnson, Adam G., 1982- author.
Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2014. 2014