Water Resources of the United States
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The USGS mission is to provide water information that benefits the Nation's citizens: Publications, data, maps, and applications software. USGS Water-Resources offices are located in every State.
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Science In Your Watershed
Quality of Water from Domestic Wells Across the United States
Mercury Sensitive Streams — Higher levels of mercury are found in fish and stream water where watersheds contain abundant wetlands (Summary) (Publications)
Selected Podcasts about water
Access to water-resources data collected at approximately 1.5 million sites throughout the Nation.
A-Z Index of hydrologic terms
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