Unified Interior Regions

Region 4: Mississippi Basin

Regions L2 Landing Page Tabs

Filter Total Items: 242
Date published: September 1, 2009

Principal Aquifer Susceptibility Study

Short Title: Principal Aquifers

Project Chief: Brian Clark

Cooperator: U.S. Geological Survey National Water-Quality Assessment Program

Project Time Frame: May 2008 - Sept 2009

The principal aquifer study will use regional ground-water MODFLOW models and...

Contacts: Brian R Clark
Date published: September 1, 2009

Mississippi Embayment Regional Aquifer Study (MERAS)

Short Title: MERAS Model

Project Chief: Brian Clark

Cooperator: U.S. Geological Survey Office of Ground-Water Resources Program

Project Time Frame: January 2006 - 2009

Fresh ground-water in the Mississippi embayment can be found in alternating formations of...

Contacts: Brian R Clark
Date published: July 14, 2009

Quality of Shallow Groundwater and Drinking Water in the Mississippi Embayment-Texas Coastal Uplands Aquifer System and the Mississippi River Valley Alluvial Aquifer, South-Central United States, 1994–2004

The Mississippi embayment-Texas coastal uplands aquifer system is an important source of drinking water, providing about 724 million gallons per day to about 8.9 million people in Texas, Louisiana, Mississippi, Arkansas, Missouri, Tennessee, Kentucky, Illinois, and Alabama. The Mississippi River Valley alluvial aquifer ranks third in the Nation for total withdrawals of which more than 98...

Date published: April 18, 2009
Status: Active

Simulation of Groundwater Flow in the "1,500-Foot" and "2,000-Foot" Sands and Movement of Saltwater in the “2000-Foot” Sand of the Baton Rouge Area, Louisiana

Saltwater encroachment has been detected in six aquifers, including the "1,500-foot" and "2,000-foot" sands, north of the Baton Rouge fault in East Baton Rouge Parish. The encroachment is in response to ground-water withdrawals, primarily for public supply and industrial uses, in Baton Rouge. Additional information is needed for water planners and managers in the Baton Rouge area to make...

Date published: March 1, 2009

Characterization of Macroinvertebrate and Fish Assemblages at 35 Streams in Southwestern Louisiana and an Assessment of Their Relations to Water-Quality and Physical Habitat

Short Title: Biological Characterization of Louisiana Streams

Project Chief: Billy Justus

Cooperator: U.S. Environmental Protection Agency

Project Time Frame: 2007 - 2009

Information is needed to support water-resources management...

Contacts: Billy G Justus
Date published: February 9, 2009

Preliminary Characterization of Thermal Waters East of Hot Springs National Park - Arkansas

Short Title: Hot Springs Thermal Study

Project Chief: Tim Kresse

Cooperators: Arkansas State Highway and Transportation Department

Project Time Frame: 2007 - 2009

Established in 1832 to preserve 47 hot springs flowing from of Hot Springs Mountain, Hot Springs National Park (HSNP) is the oldest National Park in the...

Contacts: Phillip D Hays
Date published: January 1, 2009

Lower Mississippi River National Rivers and Streams Assessment

Short Title: Mississippi River NRSA

Project Chief: Billy Justus

Cooperator: U.S. Environmental Protection Agency

Project Time Frame: 2008 - 2009

The USGS Arkansas and Missouri Water Science Centers (WSC) are conducting a study for the U.S. Environmental...

Contacts: Billy G Justus
Date published: September 1, 2008

Analysis of Chloride Data in the Alluvial Aquifer of Southeastern Arkansas

Short Title: Southeastern Arkansas Chloride Study
Project Chief: Brian Clark
Cooperator: Boeuf-Tensas Regional Irrigation Water Distribution District
Project Time Frame: July 2007 - September 2008

The Mississippi River Valley alluvial aquifer is one of the highest use aquifer systems...

Contacts: Brian R Clark
Date published: January 1, 2008

Water Quality of Potential Reference Lakes in Two Level-Three Ecoregions of Arkansas

Short Title: Reference Lakes

Project Chief: Billy Justus

Cooperators: Arkansas Department of Environmental Quality and U. S. Environmental Protection Agency

Project Time Frame: 2007 - 2008

The Arkansas Department of Environmental Quality has classified all lakes within Arkansas into five classifications...

Contacts: Billy G Justus
Date published: January 1, 2001
Status: Active

Water Use in Louisiana

The U.S. Geological Survey (USGS), in cooperation with the Louisiana Department of Transportation and Development (DOTD), has collected and published information on water withdrawals and use on a 5-year basis since 1960. The reports present information on withdrawals from ground- and surface-water sources for use in water supply, industry, power generation, rural domestic, livestock,...

Date published: September 15, 2000

East Baton Rouge Parish Hurricane Response Map

In the event of a hurricane, the appropriate response could save your life. This “East Baton Rouge Parish Hurricane Response Map” is a tool that can be useful in making decisions pertaining to evacuation and safety. IF LOCAL AUTHORITIES RECOMMEND EVACUATION, YOU SHOULD LEAVE--via major evacuation routes shown in red. Louisiana State Police Troop (A) headquarters can assist you in the most...

Filter Total Items: 4,258
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Year Published: 2019

Hydrologic site assessment for passive treatment of groundwater nitrogen with permeable reactive barriers, Cape Cod, Massachusetts

Wastewater disposal associated with rapid population growth and development on Cape Cod, Massachusetts, during the past several decades has resulted in widespread contamination of groundwater with nitrogen. As a result, water quality in many of the streams, lakes, and coastal embayments on Cape Cod is impaired by excess nitrogen. To reduce...

Barbaro, Jeffrey R.; Belaval, Marcel; Truslow, Danna B.; LeBlanc, Denis R.; Cambareri, Thomas C.; Michaud, Scott C.
Barbaro, J.R., Belaval, M., Truslow, D.B., LeBlanc, D.R., Cambareri, T.C., and Michaud, S.C., 2019, Hydrologic site assessment for passive treatment of groundwater nitrogen with permeable reactive barriers, Cape Cod, Massachusetts: U.S. Geological Survey Scientific Investigations Report 2019–5047, 39 p., https://doi.org/10.3133/sir20195047.

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Year Published: 2019

The relationship of channel planform and point bar architecture on a reach of the Wabash River near Grayville, Illinois

The erosional and depositional characteristics of meandering rivers lead to the formation and maintenance of point bars along the inner banks of meander bends. Point bars are composed of sediment layers in patterns resulting from the rate and style of channel migration, hydrodynamics, and sediment transport and deposition within the river system (...

Rowley, Taylor; Konsoer, Kory; Ursic, Mick; Langendoen, Eddy J.

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Year Published: 2019

Channel modification and evolution alter hydraulic connectivity in the Atchafalaya River basin increasing vulnerability to sea-level rise

Channel dredging and erosion in the Atchafalaya River basin have resulted in changes to the hydraulic connectivity of this floodplain swamp that have not been previously quantified. In this study, analyses were conducted to determine hydraulic and geomorphic factors that have changed since channel closure in 1962. Results indicated changes...

Kroes, Daniel; Day, Richard H.; Demas, Charles R.; Allen, Yvonne C.; Roberts, Steve

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Year Published: 2019

Evaluation of environmental DNA surveys for identifying occupancy and spatial distribution of Pacific Lamprey (Entosphenus tridentatus) and Lampetra spp. in a Washington coast watershed

Surveys of environmental DNA (eDNA) have become an important and multifaceted tool for monitoring and identifying distributions and occupancy of aquatic species. This tool is attractive because it is powerful, easy to apply, and provides an alternative to traditional field survey methods. However, validating eDNA survey methods against traditional...

Ostberg, Carl; Chase, Dorothy Murphy; Hoy, Marshal; Duda, Jeff; Hayes, Michael; Jolley, Jeffrey; Silver, Gregory S; Cook-Tabor, Carrie

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Year Published: 2019

Council Monitoring and Assessment Program (CMAP): Inventory of existing water quality and habitat monitoring, and mapping metadata for Gulf of Mexico Programs

Under the Council-Selected Restoration Component of the RESTORE Act, the Council develops Funded Priority Lists (FPLs) that describe the projects and programs it will fund. Projects and programs funded through this component must be in furtherance of the goals and objectives of the Council’s Comprehensive Plan and address at least one of the...

Meyers, Michelle; Bosch, Julie; Burkart, Heidi; Clement, Chris; Enwright, Nicholas; Giordano, Steve; Jeffery, Chris; Hart, Rheannon; Hile, Sarah; Howell, Jacob; Lee, Michael; Laurenzano, Claudia ; McCloskey, Terrance; Mize, Scott; Monaco, Mark E.; Owen, Kevin; Rebich, Richard; Sample, Thomas; Steyer, Gregory D.; Suir, Kevin J.; Smith, Christopher G.; Watson, Katie; Bosch, Julie; Burkart, Heidi; Chivoiu, Bogdan; Clark, Randy; Clement, Chris; Enwright, Nicholas; Giordano, Steve; Jeffrey, Chris; Johnson, Edward; Hart, Rheannon M.; Hile, Sarah; Howell, Jacob; Laurenzano, Claudia ; Lee, Michael T.; McCloskey, Terrence A.; McTigue, Terry; Meyers, Michelle B.; Mize, Scott; Monaco, Mark E.; Owen, Kevin; Rebich, Richard A.; Rendon, Samuel H.; Robertson, Ali; Sample, Thomas; Steyer, Gregory D.; Suir, Kevin J.; Swarzenski, Christopher M.; Watson, Katie

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Year Published: 2019

Harvest assessment for Taiga bean geese in the Central Management Unit: 2019

In 2016 the European Goose Management International Working Group (EGM IWG) began development of an Adaptive Harvest Management (AHM) program for Taiga Bean Geese. In 2017, the IWG adopted an Interim Harvest Strategy consisting of a constant harvest rate (on adults) of 3% for the Central Management Unit (MU) of Taiga Bean Geese. The interim...

Johnson, Fred; Heldbjerg, Henning; Alhainen, Mikko; Madsen, Jesper

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Year Published: 2019

Assessing potential effects of highway and urban runoff on receiving streams in total maximum daily load watersheds in Oregon using the stochastic empirical loading and dilution model

The Stochastic Empirical Loading and Dilution Model (SELDM) was developed by the U.S. Geological Survey (USGS) in cooperation with the Federal Highway Administration to simulate stormwater quality. To assess the effects of runoff, SELDM uses a stochastic mass-balance approach to estimate combinations of pre-storm...

Stonewall, Adam J.; Granato, Gregory E.; Glover-Cutter, Kira M.
Stonewall, A.J., Granato, G.E., and Glover-Cutter, K.M., 2019, Assessing potential effects of highway and urban runoff on receiving streams in total maximum daily load watersheds in Oregon using the Stochastic Empirical Loading and Dilution Model: U.S. Geological Survey Scientific Investigations Report 2019–5053, 116 p., https://doi.org/10.3133/sir20195053.

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Year Published: 2019

Hydrocarbons in upland groundwater, Marcellus Shale Region, Northeastern Pennsylvania and Southern New York, USA

Water samples from 50 domestic wells located <1 km (proximal) and >1 km (distal) from shale-gas wells in upland areas of the Marcellus Shale region were analyzed for chemical, isotopic, and groundwater-age tracers. Uplands were targeted because natural mixing with brine and hydrocarbons from deep formations is less common in those areas...

McMahon, Peter B.; Lindsey, Bruce D.; Conlon, Matthew D.; Hunt, Andrew G.; Belitz, Kenneth; Jurgens, Bryant; Varela, Brian

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Year Published: 2019

Spatial conservation planning under uncertainty: Adapting to climate change risks using modern portfolio theory

Climate change and urban growth impact habitats, species, and ecosystem services. To buffer against global change, an established adaptation strategy is designing protected areas to increase representation and complementarity of biodiversity features. Uncertainty regarding the scale and magnitude of landscape change complicates reserve planning...

Eaton, Mitchell J.; Yurek, Simeon; Haider, Zulqarnain; Martin, Julien; Johnson, Fred; Udell, Bradley J; Charkhgard, Hadi; Kwon, Changhyun

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Year Published: 2019

Flood-inundation maps for the Iowa River at the Meskwaki Settlement in Iowa, 2019

Digital flood-inundation maps for a 9.3-mile reach of the Iowa River along the Meskwaki Settlement, Iowa, were created by the U.S. Geological Survey (USGS) in cooperation with the Sac and Fox Tribe of the Mississippi in Iowa. The flood-inundation maps, which can be accessed through the USGS Flood Inundation Mapping Science website at https://water...

Cigrand, Charles V.
Cigrand, C.V., 2019, Flood-inundation maps for the Iowa River at the Meskwaki Settlement in Iowa, 2019: U.S. Geological Survey Scientific Investigations Report 2019–5050, 12 p., https://doi.org/10.3133/sir20195050.

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Year Published: 2019

Water resources of East Carroll Parish, Louisiana

Information concerning the availability, use, and quality of water in East Carroll 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, 39.63 million gallons per...

White, Vincent E.
White, V.E., 2019, Water resources of East Carroll Parish, Louisiana: U.S. Geological Survey Fact Sheet 2019–3014, 6 p., https://doi.org/10.3133/fs20193014.

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Year Published: 2019

Water resources of Jackson Parish, Louisiana

Information concerning the availability, use, and quality of water in Jackson 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 4.38 million gallons per...

White, Vincent E.
White, V.E., 2019, Water resources of Jackson Parish, Louisiana: U.S. Geological Survey Fact Sheet 2019–3020, 6 p., https://doi.org/10.3133/fs20193020.

Filter Total Items: 244
USGS
September 17, 1999

Wildfires have long played a key role in structuring ecosystems and plant communities in the southeastern United States. From the coastal prairie of Texas and Louisiana to the marshes and pinelands of Florida, many native species have adapted to a natural regime of frequent wildfire caused by lightning strikes.

USGS
April 26, 1999

Gaye S. Farris of Carencro, La., is the new national secretary of the National Association of Government Communicators, a national professional network of federal, state and local government employees who disseminate information within and outside government.

USGS
April 1, 1999

From the drastic impacts of major floods and droughts to more gradual shifts in channel, sandbar and floodplain habitats, large river systems such as the Missouri are always changing. Over the past century human activities also have caused physical and biological changes in such rivers.

USGS
March 29, 1999

The mysterious brain disease responsible for the deaths of bald eagles and American coots in Arkansas has now been found in two species of ducks discovered dead at Woodlake, North Carolina, and in bald eagles and coots from three other southeastern states.

USGS
January 21, 1999

Nutrients from the Mississippi River Basin are believed to be responsible, at least in part, for the large hypoxic zone that develops on the Louisiana-Texas shelf in the Gulf of Mexico each summer, according to Don Goolsby, a hydrologist with the U.S.Geological Survey in Denver, Colo.

USGS
October 15, 1998

Effective immediately, the Environmental and Contaminants Research Center, an environmental research facility of the U.S. Geological Survey’s Biological Resources Division (Central Region) located in Columbia, MO, was re-named the Columbia Environmental Research Center (CERC).

USGS
October 2, 1998

Heavy rainfall and flooding prompted an emergency response from USGS (U.S. Geological Survey) engineers and field technicians to keep stream gages operational during and after Hurricane Georges. Personnel from Louisiana, Mississippi, Alabama, and Florida are working to secure gages threatened by rising rivers and streams or damaged by the storm. Some gaging stations monitored by the USGS are used

USGS
October 1, 1998

Aerial flights on Tuesday, two days after Hurricane Georges hit the Mississippi Gulf Coast, revealed what one scientist called the worst damage to the Chandeleur Islands that he had seen in more than a decade.

USGS
October 1, 1998

Hurricane Georges extensively damaged the Chandeleur Islands, barrier islands approximately 60 miles east of New Orleans and 30 miles south of Biloxi, Mississippi. These islands are the first line of storm defense for eastern Louisiana, especially New Orleans, and western Mississippi.

USGS
December 16, 1997

A mysterious disease that has killed bald eagles and American coots in southwest Arkansas may now be present in two other states, according to wildlife disease specialists at the U.S. Geological Survey’s National Wildlife Health Center in Madison, Wisconsin.

USGS
September 17, 1997

A minor earthquake with a magnitude of 3.8 occurred near Jonesboro, Ark., early Wednesday afternoon (September 17), according to scientists at the U.S. Geological Survey in Golden, Colo.

USGS
November 21, 1996

The gasoline additive MTBE (methyl tert-butyl ether) was detected in some urban stormwater samples collected in 16 cities and metropolitan areas by the U.S. Geological Survey, but all detections of MTBE were less than the lower limit of the U.S. Environmental Protection Agency’s draft lifetime health advisory for drinking water.