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U.S. Geological Survey water resources Internet tools

November 7, 2013

The U.S. Geological Fact Sheet (USGS) provides a wealth of information on hydrologic data, maps, graphs, and other resources for your State.

Sources of water resources information are listed below.

WaterWatch

WaterQualityWatch

Groundwater Watch

WaterNow

WaterAlert

USGS Flood Inundation Mapper

National Water Information System (NWIS)

StreamStats

National Water Quality Assessment (NAWOA)