Water Resources of the United States


WATER DATA FOR THE NATION

National Water Information System (NWIS)

View current and historical streamflow, groundwater level, and water-quality data

Data Discovery

For more data options, explore our data discovery tools.

Today's Water Conditions

View maps of current and historical conditions

Click map to go to current water resources conditions in the U.S.

Subscribe to hydrologic alerts:

WaterNow@usgs.gov

WATER SCIENCE SPECIALTIES

WATER SCIENCE BY STATE

USGS Water Science Centers are located in each state

USGS In Your State (clickable)There is a USGS Water Science Center office in each State.
Washington Oregon California Idaho Nevada Montana Wyoming Utah Colorado Arizona New Mexico North Dakota South Dakota Nebraska Kansas Oklahoma Texas Minnesota Iowa Missouri Arkansas Louisiana Wisconsin Illinois Mississippi Michigan Indiana Ohio Kentucky Tennessee Alabama Pennsylvania West Virginia Georgia Florida Caribbean Alaska Hawaii New York Vermont New Hampshire Maine Massachusettes South Carolina North Carolina Rhode Island Virginia Connecticut New Jersey Maryland-Delaware-D.C.

Hydrologic Networks and Analysis Program (HNA)

Contact Us

Contact Information for Program Staff

Program Coordinator

Earl Greene
Email: eagreene@usgs.gov
Phone: 443-498-5505

Subprogram Coordinators

National Water Quality Stream Accounting Network (NASQAN)
Charles Crawford
Email: cgcrawfo@usgs.gov
Phone: 317-290-3333, ext. 176

Hydrologic Benchmark Network (HBN)
Mark Nilles
Email: manilles@usgs.gov
Phone: 303-236-1878

Monitoring Chemical Quality of Rain and Snow - National Atmospheric Deposition Program (NADP)
Mark Nilles
Email: manilles@usgs.gov
Phone: 303-236-1878

National Park Service - US Geological Survey Water Partnership
Mark Nilles
Email: manilles@usgs.gov
Phone: 303-236-1878

National Water Information System (NWIS)
Terri Moore, Acting Chief, Office of Water Information
Email: tejmoore@usgs.gov
Phone: 703-648-5014

 

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Page Last Modified: Monday, 24-Feb-2014 13:55:53 EST