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### Background Tree-ring chronologies allow assessment of hydrologic variability over centuries to millennia, gives historic context for assessing recent droughts, and can be used in climate...
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: October 24, 2026 at 08:48 PM -
As part of the California State Water Resources Control Board’s Oil and Gas Regional Monitoring Program , the U.S. Geological Survey collected groundwater and quality-control (QC) samples during...
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This data release codifies and attributes explanatory variables at 33 wells used for domestic water supply. The sites were used to assess groundwater quality in the U.S. Geological Survey Priority...
Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:47 PM
