Lower Mississippi-Gulf Water Science Center

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Welcome to the USGS Web page that provides access to water resources information for the Lower Mississippi-Gulf.

 

Real-time data:

Streamflow:   AL || AR || LA || MS || TN

Water quality:   AL || AR || LA || MS || TN

Groundwater levels:    AL || AR || LA || MS || TN

Precipitation:    AL || AR || LA || MS || TN

Water use:    AR || LA || MS || TN

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Hydrologic Data at LMG

Hydrologic Data at LMG

We provide current and historical surface-water, groundwater, water quality, water use, and ecological data in various formats (map, graphical, tabular)

Water Data at LMG

Science at LMG

Science at LMG

The Lower Mississippi Water Science Center collects high-quality hydrologic data and conducts unbiased, scientifically sound research on Alabama, Arkansas, Louisiana, Mississippi, and Tennessee water resources.

Science at LMG

Quick links - Water Conditions for the nation

See current and historical water data for the United States. Here you can find information from floods to droughts for the entire nation.

USGS Streamstats

USGS WaterWatch - Current Streamflow

USGS WaterWatch - Flood

USGS WaterWatch - Drought

USGS WaterWatch - Past Flow/Runoff

USGS WaterWatch - Animation

USGS WaterWatch - Toolkit

NWISWeb

News

Date published: October 7, 2020

USGS Deploying Storm Tide Sensors Along Gulf Coast for Hurricane Delta

To learn more about USGS’s role in providing science to decision-makers before, during and after Hurricane Delta, visit the USGS Hurricane Delta page at www.usgs.gov/delta.  

Publications

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Year Published: 2021

Water resources of St. Martin Parish, Louisiana

Information concerning the availability, use, and quality of water in St. Martin Parish, Louisiana, is critical for proper water-supply management. The purpose of this fact sheet is to present information that can be used by water managers, parish residents, and others for stewardship of this vital resource. In 2014, about 46.99 million gallons...

Lindaman, Maxwell A.; White, Vincent E.
Lindaman, M.A., and White, V.E., 2021, Water resources of St. Martin Parish, Louisiana: U.S. Geological Survey Fact Sheet 2021–3007, 6 p., https://doi.org/10.3133/fs20213007.

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Year Published: 2021

Water resources of Iberville Parish, Louisiana

Information concerning the availability, use, and quality of water in Iberville Parish, Louisiana, is critical for proper water-supply management. The purpose of this fact sheet is to present information that can be used by water managers, parish residents, and others for stewardship of this vital resource. In 2014, about 589.87 million...

Lindaman, Maxwell A.; White, Vincent E.
Lindaman, M.A., and White, V.E., 2021, Water resources of Iberville Parish, Louisiana: U.S. Geological Survey Fact Sheet 2021–3014, 6 p., https://doi.org/10.3133/fs20213014.

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Year Published: 2021

Groundwater-quality and select quality-control data from the National Water-Quality Assessment Project, January 2017 through December 2019

Groundwater-quality environmental data were collected from 983 wells as part of the National Water-Quality Assessment Project of the U.S. Geological Survey National Water Quality Program and are included in this report. The data were collected from six types of well networks: principal aquifer study networks, which are used to assess the quality...

Kingsbury, James A.; Bexfield, Laura M.; Arnold, Terri; Musgrove, MaryLynn; Erickson, Melinda L.; Degnan, James R.; Tesoriero, Anthony J.; Lindsey, Bruce D.; Belitz, Kenneth
Kingsbury, J.A., Bexfield, L.M., Arnold, T., Musgrove, M., Erickson, M.L., Degnan, J.R., Tesoriero, A.J., Lindsey, B.D., and Belitz, K., 2021, Groundwater-quality and select quality-control data from the National Water-Quality Assessment Project, January 2017 through December 2019: U.S. Geological Survey Data Series 1136, 97 p., https://doi.org/10.3133/ds1136.