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Detailed Description
Map showing the locations of the three primary Integrated Water Availability Assessment (IWAA) hydrologic basins (Delaware R., Illinois R., and Upper Colorado R.) where various Proxies project surface water studies and modeling efforts are taking place (blue insets). Additional PFAS specific studies (green insets) are being conducted in the Potomac R. basin and at the ‘USGS Cape Cod Groundwater Contamination Research Site’ (red star).
Sources/Usage
Public Domain.