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. Our multi-state center spans Alabama, Arkansas, Louisiana, Mississippi and Tennessee. This is your direct link to water-resources data, quantity and quality of ground water, quantity and quality of surface water and water use. We hope you enjoy learning about water in our region!

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Current Water Conditions for the Lower Mississippi-Gulf

Current Water Conditions for the Lower Mississippi-Gulf

Data from current sites are relayed to USGS offices via satellite, telephone, and/or radio telemetry and are available for viewing within minutes of arrival.

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USGS Flood Inundation Mapper

USGS Flood Inundation Mapper

The USGS Flood Inundation Mapping (FIM) Program helps communities protect lives and property by providing tools and information to help them understand their local flood risks and make cost-effective mitigation decisions.

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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

Smoky Mountain fires on the night of Nov. 28, 2016
December 22, 2016

Great Smoky Mountains National Park is at low risk of one common type of landslide, according to the USGS' first-ever hazard assessment for an Eastern forest fire.

Two men walk by debris along the side of the road
September 2, 2016

After the floodwaters recede, the search for the high-water marks begins

Image shows aerial imagery of flooding in Louisiana, courtesy of the National Geodetic Survey
August 22, 2016

The USGS response to the Louisiana floods is part of the larger USGS flood science mission...

Publications

Putting flow-ecology relationships into practice: A decision-support system to assess fish community response to water-management scenarios
Year Published: 2017

Putting flow-ecology relationships into practice: A decision-support system to assess fish community response to water-management scenarios

This paper presents a conceptual framework to operationalize flow–ecology relationships into decision-support systems of practical use to water-resource managers, who are commonly tasked with balancing multiple competing socioeconomic and environmental priorities. We illustrate this framework with a case study, whereby fish community responses to various water-management scenarios were predicted...

Water resources of the Southern Hills regional aquifer system, southeastern Louisiana
Year Published: 2017

Water resources of the Southern Hills regional aquifer system, southeastern Louisiana

Information concerning the availability, use, and quality of groundwater in the 10 parishes overlying the Southern Hills regional aquifer system of Louisiana (fig. 1) is critical for water-supply management. The purpose of this fact sheet is to present information that can be used by water managers, residents, and others for stewardship of this vital resource. Information on the availability,...

Water resources of Iberia Parish, Louisiana
Year Published: 2017

Water resources of Iberia Parish, Louisiana

IntroductionInformation concerning the availability, use, and quality of water in Iberia Parish, Louisiana, is critical for proper water-resource management. This fact sheet summarizes the availability, past and current use, use trends, and water quality from groundwater and surface-water sources in the parish for water managers, parish residents, and others to assist in stewardship of this vital...