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We conduct impartial, multi- and interdisciplinary research and monitoring on a large range of natural-resource issues that impact the quality of life of citizens and landscapes of the Southeastern United States and the Caribbean region.

News

Baches forecast to be affected by Hurricane Barry
July 12, 2019

Though Louisiana landfall is likely, highest waves expected to strike east of the storm

Tidal flats exposed by an early morning low tide
June 10, 2019

NOAA's annual prediction based on USGS data

Photo of ecologist Kathryn Smith, holding a sediment push core collected in the marsh of coastal Louisiana
May 17, 2019

Coastal wetland loss has been well documented and attributed to many factors, including increased shoreline erosion from human activities, sea level rise, and storms. 

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Application to explore US Oil and Gas Assessments
Date Published: April 19, 2019
Status: Active

United States Assessments of Undiscovered Oil and Gas Resources

USGS Energy Resources Program provides periodic assessments of the oil and natural gas endowment of the United States and the World (click here for information about World Oil and Gas Assessments).  This website provides access to new, prioritized, assessment results and supporting data for the United States, as part...

March 2016 14-day precipitation map
Date Published: February 26, 2019
Status: Completed

2016 Southern Spring Floods

Learn more about USGS flood activities related to the 2016 Southern Spring Floods. These floods were caused by significant amounts of tropical moisture that was funneled through a narrow zone across East Texas, Louisiana, Arkansas, and Mississippi, creating severe flood conditions.

Measuring floodwater
Date Published: February 26, 2019
Status: Archived

Continuous Water-Quality Monitoring During December 2015-January 2016 Flood Events

During the late December 2015-early January 2016 storm event, two sewage-treatment plants and a drinking-water plant in Missouri were inundated by water and failed, contributing untreated sewage to the floodwaters. The USGS collected water-quality samplesat key locations in the Mississippi and Missouri River Basins and continued to sample the flood surge as it moved down the Mississippi River...

Summer 2011 Mississippi River flood
Date Published: February 25, 2019
Status: Completed

Spring/Summer 2011 Mississippi River Basin Floods

Learn more about USGS flood activities related to the Spring/Summer 2011 floods throughout the Mississippi River Basin.

Dauphin Island, Alabama
Date Published: January 29, 2019
Status: Completed

Hurricane Katrina - Documentation of Coastal Change

Aerial video, still photography, and laser altimetry surveys show the nature, magnitude, and spatial variability of coastal changes such as beach erosion, overwash deposition, and island breaching.

Photo pair of Chandeleur Island chain pre- and post-Katrina
Date Published: January 28, 2019
Status: Completed

Hurricane Katrina - Before and After Photo Comparisons

Before and after photos from the Chandeleur Islands, Dauphin Island, and Mississippi show coastal change caused by Hurricane Katrina.

Province 5065, Black Warrior Basin, Oil and Gas Assessments
Date Published: November 30, 2018
Status: Completed

Black Warrior Basin Oil and Gas Assessments

The U.S. Geological Survey completed the following assessments of undiscovered oil and gas resources of the Black Warrior Basin Province 5065:

An image of USGS research drilling rig on side of U.S. Route 90 in Kinney County, Texas.  The sky is streaked with clouds.
Date Published: November 29, 2018
Status: Active

Gulf Coast Petroleum Systems Project - Research

This site highlights the research on the processes that impact the formation, accumulation, occurrence and alteration of hydrocarbon energy resources of the Gulf Coast of Mexico.  This portion of the project also conducts assessments of undiscovered, technically recoverable hydrocarbon resources (click here for...

slide showing overwash and/or breaching processes in sediment cores
Date Published: October 29, 2018
Status: Completed

Barrier Island Evolution - Geologic Analysis

Quantifying changes in morphology and sediment distribution over short time scales will demonstrate how geologic variability influences medium-term barrier island response and near-term barrier island trajectories and help to refine sedimentological boundary conditions for morphologic evolution models.

Design, Build, and Test a Low-Cost 3D-Printed Streamgage
Date Published: October 23, 2018
Status: Active

Design, Build, and Test a Low-cost 3D-Printed Streamgage- Gerald Kunkle

Interested in instrumentation? Want to work with ultrasonic sensors, lasers, and a 3D-printer? Help us design a low-cost ultrasonic water level sensor with 3D-printed parts! We’ll design, build, and test the sensor in a lab and in the field. This project is a chance to work on a real engineering design project that will help improve flood forecasting.

Lower Mississippi-Gulf WSC Office Locations by State
Date Published: September 20, 2018
Status: Active

Contact Us

LMG Contacts by State:

Extent of Gulf Coast Petroleum System Project and Oil and Gas Wells
Date Published: August 9, 2018
Status: Active

Gulf Coast Petroleum Systems Project - Assessments

This site highlights the assessments of the Gulf Coast Petroleum Systems Project.   Scientifically robust assessments of undiscovered, technically recoverable hydrocarbon resources are published in a variety of USGS publications.  This project also conducts research on the processes that impact the formation, accumulation, occurrence and alteration of hydrocarbon energy resources (...

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USGS
July 12, 2019

Regional grid files and 3D voxel models were used to study crustal architecture beneath the Southern Midcontinent (USA) by McCafferty and others (2019). The study covered a rectangular, multi-state area of 924 by 924 kilometers centered on Missouri, and a corresponding volume extending from the topographic surface to a depth of 50 kilometers below sea level. The grid files consist of surface gri

NWIS Mapper screenshot
March 5, 2019

The NWIS mapper provides access to over 1.5 million sites contained in the USGS National Water Information System (NWIS), including sites where current and historical surface-water, groundwater, springs, and atmospheric data has been collected. Users can search by site type, data type, site number, or place.

USGS
January 1, 2019

The Mississippi Alluvial Plain (MAP) Project contains several geologic units which act as important aquifers. We collected several sets of time-domain electromagnetic (TEM) data consisting of two higher-density surveys and six regional-scale transects. The higher density surveys were collected to compare and contrast to other geophysical data not included in this data release, such as airborne el

Image of data download web page
November 30, 2018

GIS Data for Black Warrior Basin Oil and Gas Assessments 

Interactive map and chart highlighting USGS Domestic Continuous (Unconventional) Oil & Gas Assessments, 2000-Present
August 28, 2018

Interactively explore assessment summary information for continuous (unconventional) assessments conducted at the USGS from 2000-2018. The assessment results data used to generate this visualization can be downloaded here in Excel Format.  These data represent all assessment results for Continuous Assessments only from 2000-2018.

Map of Submerged Lands
April 4, 2018

The USGS Coastal and Marine Geology Program (CMGP) Internet Map Server is an interactive mapping service which allows the user to explore and download GIS data sets published by CMGP.

summary of key findings for scenario-based assessment for hurricanes
February 14, 2018

Key Findings for Scenario-Based Assessment for Hurricanes

Percentage of sandy beaches very likely (probability > 0.9) to experience erosion associated with collision, overwash, and inundation during category 1-5 hurricane landfall.

Oblique Aerial Photography Viewer
January 19, 2018

Obique photos offer a unique perspective of the coast. Features such as beach erosion or accretion, dune erosion and overwash can all be clearly characterized in this imagery. It also documents coastal infrastructure, as well as the damage that infrastructure may incur as the result of an impacting hurricane. 

Gulf of Mexico Dashboard Real-time Stream Data with Live Storm Radar
December 11, 2017

The USGS Southeast Regional Office has funded a cross-center collaboration between the Wetland and Aquatic Research Center and the Texas Water Science Center for the development of the Gulf of Mexico Water Dashboard. 

Application screenshot thumbnail
September 1, 2017

The National Water Information System (NWIS) web application provides access to real-time and historical surface-water, groundwater, water-quality, and water-use data collected at approximately 1.5 million sites across all 50 states.

Coastal Change Hazards Portal Interactive Mapper screen grab
August 24, 2017

Interactive access to coastal change science and data for our Nation’s coasts. Information and products are organized within three coastal change hazard themes: 1) extreme storms, 2) shoreline change, and 3) sea-level rise. Displays probabilities of coastal erosion.

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Application to explore US Oil and Gas Assessments
March 19, 2019

This map shows the provinces assessed by the USGS for undiscovered oil and gas resources. 

North Platte, Nebraska US Topo quadrangle: 2014
September 26, 2016

Network wells depicted on the Climate Response Network location map
Note: Color shading in the table below indicates multiple wells that plot as a single point on the state location map above.
Note: BLS = Water Level in Feet Below Land Surface, RVD = Water Level referenced to a vertical datum

MAP study area
September 14, 2016

Subsurface geometry of the Mississippi Embayment Regional Aquifer Study (MERAS)

Digital Elevation Model in the Atchafalaya Basin, LA
April 19, 2016

The 3DEP products and services available through The National Map consist of standard digital elevation models (DEMs) at various horizontal resolutions, elevation source and associated datasets, an elevation point query service and bulk point query service. All 3DEP products are available, free of charge and without use restrictions.

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Year Published: 2018

State transportation agencies partner to deploy and enhance ShakeCast

The California Department of Transportation (Caltrans) is organizing and leading a three-year Transportation Pooled Fund (TPF) project, Connecting the Dots: Implementing ShakeCast Across Multiple State Departments of Transportation for Rapid Post-Earthquake Response. Ten state Departments of Transportation (DOT)—CA, ID, MO, MS, OK, OR, SC, TX, UT...

Turner, L.; Wald, David J.; Lin, Kuo-wan; Chiou, Brian; Slosky, Daniel

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Year Published: 2018

Using mercury injection pressure analyses to estimate sealing capacity of the Tuscaloosa marine shale in Mississippi, USA: Implications for carbon dioxide sequestration

This work used mercury injection capillary pressure (MICP) analyses of the Tuscaloosa Group in Mississippi, including the Tuscaloosa marine shale (TMS), to assess their efficacy and sealing capacity for geologic carbon dioxide (CO2) sequestration. Tuscaloosa Group porosity and permeability from MICP were evaluated to calculate CO2 column...

Lohr, Celeste D.; Hackley, Paul C.
Lohr, C.D. and Hackley, P.C., 2018, Using mercury injection pressure analyses to estimate sealing capacity of the Tuscaloosa marine shale in Mississippi, USA: Implications for carbon dioxide sequestration: International Journal of Greenhouse Gas Control, v. 78, p. 375-387, https://doi.org/10.1016/j.ijggc.2018.09.006.

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Year Published: 2018

Bat community response to silvicultural treatments in bottomland hardwood forests managed for wildlife in the Mississippi Alluvial Valley

Silvicultural treatments (e.g., selective timber harvests) that are prescribed to promote wildlife habitat are intended to alter the physical structure of forests to achieve conditions deemed beneficial for wildlife. Such treatments have been advocated for management of bottomland hardwood forests on public conservation lands in the Mississippi...

Ketzler, Loraine P.; Comer, Christopher E.; Twedt, Daniel J.
Ketzler, L. P., Comer, C. E., and Twedt, D. J., 2018, Bat community response to silvicultural treatments in bottomland hardwood forests managed for wildlife in the Mississippi Alluvial Valley: Forest Ecology and Management, v. 417, p. 40-48. https://doi.org/10.1016/j.foreco.2018.02.047

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Year Published: 2016

St. Louis area earthquake hazards mapping project; seismic and liquefaction hazard maps

We present probabilistic and deterministic seismic and liquefaction hazard maps for the densely populated St. Louis metropolitan area that account for the expected effects of surficial geology on earthquake ground shaking. Hazard calculations were based on a map grid of 0.005°, or about every 500 m, and are thus higher in resolution than any...

Cramer, Chris H.; Bauer, Robert A.; Chung, Jae-won; Rogers, David; Pierce, Larry; Voigt, Vicki; Mitchell, Brad; Gaunt, David; Williams, Robert; Hoffman, David; Hempen, Gregory L.; Steckel, Phyllis; Boyd, Oliver S.; Watkins, Connor M.; Tucker, Kathleen; McCallister, Natasha
Cramer C.H., Bauer R.A., Chung J.-W., Rogers J.D., Pierce L., Voigt V., Mitchell B., Gaunt D., Williams R.A., Hoffman D., Hempen G.L., Steckel P.J., Boyd O.S., Watkins C.M., Tucker K., McCallister N.S. St. Louis area earthquake hazards mapping project; seismic and liquefaction hazard maps Seismological Research Letters, January, 2017, Vol. 88, Issue 1, pp. 206-223

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Year Published: 2013

Economic vulnerability to sea-level rise along the northern U.S. Gulf Coast

The northern Gulf of Mexico coast of the United States has been identified as highly vulnerable to sea-level rise, based on a combination of physical and societal factors. Vulnerability of human populations and infrastructure to projected increases in sea level is a critical area of uncertainty for communities in the extremely low-lying and flat...

Thatcher, Cindy A.; Brock, John C.; Pendleton, Elizabeth A.
Economic vulnerability to sea-level rise along the northern U.S. Gulf Coast; 2013; Article; Journal; Journal of Coastal Research; Thatcher, Cindy A.; Brock, John C.; Pendleton, Elizabeth A.

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Year Published: 2011

Earthquakes in Mississippi and vicinity 1811-2010

This map summarizes two centuries of earthquake activity in Mississippi. Work on the Mississippi map was done in collaboration with the Mississippi Department of Environmental Quality, Office of Geology. The earthquake data plotted on the map are from several sources: the Mississippi Department of Environmental Quality, the Center for Earthquake...

Dart, Richard L.; Bograd, Michael B.E.
Earthquakes in Mississippi and vicinity 1811-2010; 2011; OFR; 2011-1117; Dart, Richard L.; Bograd, Michael B. E.

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Year Published: 1994

Estimated water withdrawals in Mississippi during 1990

Johnson, Penny M.
Estimated water withdrawals in Mississippi during 1990; 1994; FS; 060-94; Johnson, Penny M.

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Year Published: 1994

Total water withdrawals in Mississippi, 1990

During 1990, the amount of water withdrawn from ground- and surface-water sources in Mississippi was about 3,600 Mgal/d (million gallons per day). Of this amount, 91 percent, or 3,300 Mgal/d, was withdrawn from freshwater sources. Of the total freshwater withdrawals, about 82 percent, or 2,700 Mgal/d, was withdrawn from ground-water sources. Total...

Johnson, P.M.
Total water withdrawals in Mississippi, 1990; 1994; OFR; 93-375; Johnson, P. M.

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Year Published: 1991

Water withdrawals in the Black Warrior-Tombigbee Basin and Alcorn County, Mississippi, 1985-87

Public-supply and industrial water withdrawals were inventoried for the Mississippi part of the Black Warrior-Tombigbee Basin and for Alcorn County, Mississippi. The study area, located in the northeastern part of the State, is largely forested or agricultural land, with some industries near the larger towns. A water-resource capacity analysis was...

Barber, N.L.
Water withdrawals in the Black Warrior-Tombigbee Basin and Alcorn County, Mississippi, 1985-87; 1991; WRI; 90-4061; Barber, N. L.

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Year Published: 1990

National water summary 1987: Hydrologic events and water supply and use

Water use in the United States, as measured by freshwater withdrawals in 1985, averaged 338,000 Mgal/d (million gallons per day), which is enough water to cover the 48 conterminous States to a depth of about 2.4 inches. Only 92,300 Mgal/d, or 27.3 percent of the water withdrawn, was consumptive use and thus lost to immediate further use; the...

Carr, Jerry E.; Chase, Edith B.; Paulson, Richard W.; Moody, David W.
Attribution: Water, Central Midwest Water Science Center, Dakota Water Science Center, , , Kansas Water Science Center, Minnesota Water Science Center, Pennsylvania Water Science Center, Texas Water Science Center, Utah Water Science Center, , Upper Midwest Environmental Sciences Center, Upper Midwest Water Science Center, Water Resources, Water Availability and Use Science Program, Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, U.S. Virgin Islands, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming, United States of America
National water summary 1987: hydrologic events and water supply and use; 1990; WSP; 2350; Carr, Jerry E.; Chase, Edith B.; Paulson, Richard W.; Moody, David W.

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Year Published: 1990

Freshwater use in Mississippi, 1985

Callahan, J.A.; Barber, Nancy L.
Freshwater use in Mississippi, 1985; 1990; WRI; 88-4229; Callahan, J. A.; Barber, Nancy L.

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Baches forecast to be affected by Hurricane Barry
July 12, 2019

Barry's wave, surge likely to affect beaches in four states

This Coastal Change Storm Hazard Team map was created Friday, July 12, 2019 and shows forecast beach erosion (the strip of colored bars closest to the coast), overwash (middle strip) and inundation (outer strip) effects of Tropical Storm Barry’s predicted landfall in Louisiana. See https://marine.

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Forecasted Gulf Coast beach erosion due to Hurricane Barry
July 12, 2019

Barry's wave, surge likely to affect beaches in four states

This Coastal Change Storm Hazard Team map was created Friday, July 12, 2019 and shows forecast beach erosion (the strip of colored bars closest to the coast), overwash (middle strip) and inundation (outer strip) effects of Tropical Storm Barry’s predicted landfall in Louisiana. See https://marine.

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Image from an application that navigates users through USGS National Oil and Gas Assessment Provinces
November 14, 2018

National Oil and Gas Assessment Provinces

This is a graphic from the USGS National Oil and Gas Assessment Explorer application, which allows user to drill into 70 oil and gas assessment provinces throughout the United States.

September 20, 2018

Habitat Connectivity: Assessing Threats and IDing Conservation Actions

An important conservation strategy for climate change is to enhance and maintain regional habitat connectivity for the long-term viability of wildlife populations. Modeling habitat connectivity for wildlife species often results in a mapped network of linkages between habitat patches. A critical next step is to determine which of those linkages are priorities for

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Attribution: Land Resources
potential coastal change impacts during a direct landfall of Subtropical Storm Alberto based on NHC Advisory 1
May 25, 2018

Potential coastal change impacts for Alberto - May 25, 2018

Screen shot of the Coastal Change Hazards Portal showing potential coastal change impacts during a direct landfall of Subtropical Storm Alberto based on NHC Advisory 1, 1000 AM EDT MAY 25 2018.

Predicted probabilities of dune erosion for Hurricane Nate
December 31, 2017

Predicted probabilities of dune erosion from Hurricane Nate

Predicted probabilities of dune erosion (inner strip), overwash (middle strip), and inundation (outer strip) for Hurricane Nate. Pictures are representative of coastal change observed during past storm events. 

sediment trap mooring deployed in the Gulf of Mexico
December 31, 2017

sediment trap mooring deployed in the Gulf of Mexico

The sediment trap mooring deployed in the Gulf of Mexico (27.5 ºN, 90.3 ºW) at 700 meters water depth from 2008-2018. It is programmed to rotate every 7-14 days throughout the year, resulting in a weekly to bi-weekly resolution time series of sinking particle flux. 

A perspective model of the morphology and geologic framework near Petit Bois Island showing the relationships between seafloor f
December 31, 2017

Petis Bois model

A perspective model of the morphology and geologic framework near Petit Bois Island showing the relationships between seafloor features and the subsurface. The barrier islands rest on the island plaftorm. Petis Bois Pass and offshore shoals are clearly visible from the acoustic surveys. The bathymetry, sidescan sonar, and sediment cores provide information about the extent

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Seismic profile from south of Cat Island coupled with corresponding seismic profile north of Cat Island.
December 31, 2017

Seismic profile from south of Cat Island

Seismic profile from south of Cat Island coupled with corresponding seismic profile north of Cat Island. The uninterpreted profiles are shown in the upper panels and the interpretations are shown in the middle panels. Vibracore locations and depth of core penetration is shown with black vertical lines. Together, depositional units identified in seismic interpretations and

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v
December 31, 2017

seismic profile Cat Island

Uninterpreted seismic profile 03 (upper panel) and the same profile with interpretations (lower panel), including the location of a sediment-filled paleo-incised valley (dashed blue line) below the ravinement horizon (solid red line). Note that the high-angle clinoforms in the north lower sand unit (blue) appear to dip in opposite directions. 

Core summary
December 31, 2017

Core summary

Core summary showing downcore analysis for marine vibracore 07 coupled with core photograph (lower right) and relevant seismic profile (center right). Red circles on the core photo indicate grain-size sample locations

Seismic profile interpretations
December 31, 2017

Seismic profile interpretations

Seismic profile interpretations were used to produce isopach maps showing (a) the extent of the north lower sand (NLS) unit and unit thickness and (b) the depth to the top of the unit.

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Photo of ecologist Kathryn Smith, holding a sediment push core collected in the marsh of coastal Louisiana
May 17, 2019

Coastal wetland loss has been well documented and attributed to many factors, including increased shoreline erosion from human activities, sea level rise, and storms. 

CGG RESOLVE in flight
November 8, 2018

Media:            Please join the U.S. Geological Survey, CGG Airborne, and various partners for a demonstration takeoff of the low-flying helicopter and description of what scientists are seeking in/around the Mississippi Alluvial Plain. Please RSVP to Heidi Koontz at 720-320-1246 or hkoontz@usgs.gov.

CGG RESOLVE in flight
October 25, 2018

Editor:  In the public interest and in accordance with Federal Aviation Administration regulations, the USGS is announcing this low-level airborne project.  Your assistance informing the local communities is appreciated.  

Image shows USGS scientists in PFDs with an acoustic doppler sensor in a flooded river
May 31, 2018

No one has a crystal ball to foresee what will happen during the 2018 hurricane season that begins June 1, but NOAA forecasters say there’s a 75 percent chance this hurricane season will be at least as busy as a normal year, or busier.

Xan Fredericks
March 29, 2018

USGS Scientists will participate in the Gulf of Mexico Habitat Monitoring and Mapping User Workshop and Mapping Summit at the NOAA Disaster Response Center in Mobile, Alabama.

Image shows a screenshot of the Mid-Continent Rift Story Map
January 25, 2018

The first great geologic expeditions of the United States set off in the mid-1800s, equipped with mules, rifles, and early scientific instruments. Their goal: to uncover the great mineral wealth of the United States and learn about its earliest geologic history.

Map showing the location of geophysical and sediment core data collected between 2009 and 2013, and used in the MsCIP project.
November 30, 2017

Protocols created as part of the Mississippi Coastal Improvements Program and will be used to evaluate project success and determine if adaptive management action may be needed to achieve habitat restoration and mainland storm protection.

USGS: Science for a changing world
September 21, 2017

This page contains the weekly highlights from the Lower Mississippi-Gulf Water Science Center for the week of 9/112017 - 9/15/2017! Please take a look and see what we have been up to!

Image shows a geologic map of the Lower 48
August 21, 2017

A carbonatite here, a glacial moraine there, a zig-zagging fault or two, even a behemoth of a batholith. The geology of the 50 States is an enormous patchwork of varied forms, beautiful in their variance but challenging to present as a single map.

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