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Analyte maximum contaminant level (MCL) exceedances in Idaho groundwater samples collected from 1990 to 2016

Published by U.S. Geological Survey | Department of the Interior | Metadata Last Checked: January 27, 2026 | Last Modified: 2022-08-29T00:00:00Z
This table summarizes the number of times samples from a location have exceeded an EPA-mandated maximum contaminant level (MCL) since 1990.

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