Skip to main content
U.S. flag

An official website of the United States government

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.



Groundwater Watch



USGS Flood Inundation Mapper

National Water Information System (NWIS)


National Water Quality Assessment (NAWOA)

Publication Year 2013
Title U.S. Geological Survey water resources Internet tools
DOI 10.3133/fs20133072
Authors Kimberly H. Shaffer
Publication Type Report
Publication Subtype USGS Numbered Series
Series Title Fact Sheet
Series Number 2013-3072
Index ID fs20133072
Record Source USGS Publications Warehouse
USGS Organization Office of Surface Water