Data and Tools

Water

Explore real-time and historical data, including surface water, groundwater, water quality, water use data, flood and drought conditions, and much more. View our tools to find, understand, and work with our data and information.

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Drought probabilities (%) from February (2002) mean discharge
January 17, 2018

Estimating Drought Streamflow Probabilities for Virginia Streams

Maximum likelihood logistic regression is used to estimate drought probabilities for selected Virginia rivers and streams. Hydrologic drought streamflow probabilities for summer months are provided as functions of streamflows during the previous winter months. This application allows the display and query of these drought streamflow probabilities for Virginia streams.

USGS
January 8, 2018

Models of the Klamath River from Link River to Keno Dam

Models of the Klamath River from Link River to Keno Dam were constructed and calibrated by the U.S. Geological Survey for calendar years 2006-09.

USGS
January 8, 2018

Computed instantaneous suspended-sediment concentration in Williamson River

Suspended-sediment concentration data from National Real-Time Water Quality (NRTWQ) website.

USGS
January 5, 2018

McKenzie River Basin Water-Quality Sites

McKenzie River Water Quality and Streamflow Monitors

USGS
January 4, 2018

Tualatin River Basin Water-Quality Sites

Map of currently active monitors in the Tualatin River Basin, Oregon.

USGS
January 4, 2018

Tualatin River Basin Water-Quality Samples

Real-time compilation of water quality samples for Tualatin River Basin from USGS National Water Information System (NWIS).

Platform used for collecting water-quality and meteorological data, Sentinel Island, Lake Mead
December 19, 2017

Lake Mohave Water-Quality Data Water Years 2013-16

Quality-Assured U.S. Geological Survey (USGS) Water-Quality Data, Lake Mohave, Lake Mead, Nevada-Arizona, Water Years 2013-16.

Platform used for collecting water-quality and meteorological data, Sentinel Island, Lake Mead
December 19, 2017

Boulder Basin Meteorological Data Water Years 2013-17

Quality-Assured U.S. Geological Survey (USGS) Meteorological Data, Boulder Basin, Lake Mead, Nevada-Arizona, Water Years 2013-17.

Platform used for collecting water-quality and meteorological data, Sentinel Island, Lake Mead
December 19, 2017

Overton Arm Meteorological Data Water Years 2005-09

Quality-Assured U.S. Geological Survey (USGS)  Meteorological Data (Averaged Hourly), Overton Arm, Water Years 2005-09.

Platform used for collecting water-quality and meteorological data, Sentinel Island, Lake Mead
December 19, 2017

Virgin Basin Meteorological Data Water Years 2005-10

Quality-Assured U.S. Geological Survey (USGS)  Meteorological Data (Averaged Hourly), Virgin Basin, Lake Mead, Nevada-Arizona Water Years 2005-10.

Platform used for collecting water-quality and meteorological data, Sentinel Island, Lake Mead
December 19, 2017

Las Vegas Bay, Site 4, Water-Quality Data Water Year 2010

Quality-Assured U.S. Geological Survey (USGS) Water-Quality Data, Las Vegas Bay, Site 4, Lake Mead, Nevada-Arizona, Water Year 2010.

Platform used for collecting water-quality and meteorological data, Sentinel Island, Lake Mead
December 19, 2017

Las Vegas Bay, Site 4, Meteorological Data Water Year 2010

Quality-Assured U.S. Geological Survey (USGS) Meteorological Data, Las Vegas Bay, Site 4, Lake Mead, Nevada-Arizona, Water Year 2010.