Wednesday - January 21, 2026
USGS: Army Groundwater Report Tracks Decades of Water Quality Change at Fort Irwin
January 20, 2026
WASHINGTON, Jan. 20 (TNSLrpt) -- The U.S. Geological Survey has released Scientific Investigations Report 2025-5105, titled 'Evaluation of Water Quality in the Langford Valley-Irwin Groundwater Subbasin, Fort Irwin National Training Center, California, 1993-2019,' by Jill N. Densmore, John A. Izbicki, Meghan C. Dick, and Sandra Bond, detailing how groundwater chemistry has evolved under intensive military use and changing water-management practices at the U.S. Army's Fort Irwin Na . . .

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