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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!
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.
Retrieve Data
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.
SearchSee current and historical water data for the United States. Here you can find information from floods to droughts for the entire nation.
USGS WaterWatch - Current Streamflow
USGS WaterWatch - Past Flow/Runoff
NWISWeb
Great Smoky Mountains National Park and nearby communities are at low risk of a mudslide or landslide after recent fires, according to the USGS' first-ever hazard assessment for an Eastern forest fire.
After the floodwaters recede, the search for the high-water marks begins
The USGS response to the Louisiana floods is part of the larger USGS flood science mission...
A combination of factors triggered a Uroglena volvox bloom and taste and odor event in Beaver Lake, a water-supply reservoir in northwest Arkansas, in late April 2015. Factors contributing to the bloom included increased rainfall and runoff containing increased concentrations of dissolved organic carbon, followed by a stable pool, low nutrient concentrations, and an expansion of lake surface area...
Heavy rainfall occurred across Louisiana, Texas, Arkansas, and Mississippi in March 2016 as a result of a slow-moving southward dip in the jetstream, funneling tropical moisture into parts of the Gulf Coastal States and the Mississippi River Valley. The storm caused major flooding in the northwestern and southeastern parts of Louisiana and in eastern Texas. Flooding also occurred in the...
Sixteen aquifers in Arkansas that currently serve or have served as sources of water supply are described with respect to existing groundwater protection and management programs, geology, hydrologic characteristics, water use, water levels, deductive analysis, projections of hydrologic conditions, and water quality. State and Federal protection and management programs are described according to...