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USGS Surface Water Information

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New & Noteworthy

T&M Chapters
Stage, Discharge, & Levels

WaterAlert USGS WaterAlert

Streamflow Summary 2014 Streamflow Summary

Threatened Streamgages Threatened and Recently Discontinued Streamgages

Calendar Streamgaging Calendar

Today's Water Conditions

View maps of current and historical conditions

Click map to go to current water resources conditions in the U.S. WaterWatch Streamflow
Flood & High Flow Flood and high flow
Drought Drought
Groundwater Networks Groundwater levels
Water Quality Watch Surface water quality

USGS in Your State

USGS Water Science Centers are located in each state.

[Map: 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 and Pacific Islands New York Vermont New Hampshire Maine Massachusetts South Carolina North Carolina Rhode Island Virginia Connecticut New Jersey Maryland-Delaware-D.C.

Other Water Sites

OGW Office of Ground Water

OWQ Office of Water Quality

OHR Office of Hydrologic Research

OHR Cooperative Water Program

PDF Reader!

Documents are presented in Portable Document Format (PDF); the latest version of Adobe Reader or similar software is required to view it. Download the latest version of Adobe Reader, free of charge.

The National Flood Frequency (NFF) Program

NOTE: The computer program National Flood Frequency Program (NFF) has been replaced by the National Streamflow Statistics (NSS) program and as such does not contain the most current flood frequency regional equations.

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Page Last Modified: Friday, 14-Aug-2015 15:01:42 EDT