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

The impact of ventilation patterns on calcite dissolution rates within karst conduits

Erosion rates in streams vary dramatically over time, as differences in streamflow and sediment load enhance or inhibit erosion processes. Within cave streams, and other bedrock channels incising soluble rocks, changes in water chemistry are an important factor in determining how erosion rates will vary in both time and space. Prior studies in...

Covington, Matthew D.; Knierim, Katherine J.; Young, Holly H; Rodriguez, Josue; Gnoza, Hannah

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Year Published: 2020

Water resources of Red River Parish, Louisiana

Information concerning the availability, use, and quality of water in Red River 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 5.76 million gallons per...

Robinson, Angela L.; White, Vincent E.
Robinson, A.L., and White, V.E., 2020, Water resources of Red River Parish, Louisiana: U.S. Geological Survey Fact Sheet 2020–3053, 6 p., https://doi.org/10.3133/fs20203053.

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Year Published: 2020

Water resources of Bienville Parish, Louisiana

Information concerning the availability, use, and quality of water in Bienville 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 13.03 million gallons per...

Robinson, Angela L.; White, Vincent E.
Robinson, A.L., and White, V.E., 2020, Water resources of Bienville Parish, Louisiana: U.S. Geological Survey Fact Sheet 2020–3052, 6 p., https://doi.org/10.3133/fs20203052.