Unified Interior Regions

Region 6: Arkansas-Rio Grande-Texas-Gulf

Regions L2 Landing Page Tabs

Filter Total Items: 142
Date published: April 21, 2017
Status: Completed

Estimated Water Withdrawals in Oklahoma, 2010

The U.S. Geological Survey (USGS) established the National Water-Use Information Program in 1977 to collect uniform, current, and reliable information on water use. The USGS has compiled national estimates every 5 years since 1950. The most recent national water use compilation is for 2010. The data presented here are the result of the 2010 compilation effort for Oklahoma. The Oklahoma Water...

Contacts:
Date published: April 21, 2017
Status: Archived

Estimated Water Withdrawals in Oklahoma, 2005

The U.S. Geological Survey (USGS) established the National Water-Use Information Program in 1977 to collect uniform, current, and reliable information on water use. The USGS has compiled national estimates every 5 years since 1950. The most recent national water use compilation is for 2005. The data presented here are the result of the 2005 compilation effort for Oklahoma. The Oklahoma Water...

Contacts: Carol Becker
Date published: April 21, 2017
Status: Archived

Estimated Water Withdrawals in Oklahoma, 2000

The U.S. Geological Survey (USGS) established the National Water-Use Information Program in 1977 to collect uniform, current, and reliable information on water use. The USGS has compiled national estimates every 5 years since 1950. The most recent national water use compilation is for 2000. The data presented here are the result of the 2000 compilation effort for Oklahoma. The Oklahoma Water...

Contacts: Carol Becker
Date published: April 21, 2017
Status: Archived

Estimated Water Withdrawals in Oklahoma, 1995

The U.S. Geological Survey (USGS) established the National Water-Use Information Program in 1977 to collect uniform, current, and reliable information on water use. The USGS has compiled national estimates every 5 years since 1950. The most recent national water use compilation is for 1995. The data presented here are the result of the 1995 compilation effort for Oklahoma. The Oklahoma Water...

Contacts: Carol Becker
Date published: April 20, 2017
Status: Completed

North Fork Red River Aquifer Study

In 2012 the U.S. Geological Survey, in cooperation with the OWRB, began an update of the hydrologic investigation and development of a groundwater-flow model for the North Fork Red River alluvial aquifer in Beckham, Greer, Jackson, and Kiowa Counties.

Contacts: S. Jerrod Smith
Date published: April 20, 2017
Status: Active

Upper Washita River Alluvial Aquifer Study

This project is a detailed study of the groundwater and surface water, the hydrogeology, climate, and base flow to streams, and the effects of water use and changes in weather and climate on the hydrologic system. The study includes field collection of groundwater and streamflow data, mapping the water table, aquifer base, and water use.

Date published: April 20, 2017
Status: Active

Salt Fork Red River Alluvial Aquifer Study

The objectives of this project are to describe the hydrogeology of the Salt Fork Red River alluvial aquifer and to produce numerical groundwater-flow models that can be used to simulate the transient groundwater-flow system. The Oklahoma Water Resources Board (OWRB) will use the outcomes from this project to determine the MAY and effects of future water extraction and drought. The geographic...

Contacts: John Ellis
Date published: April 14, 2017
Status: Active

Red River Water Availability and Use and Ecological Characteristics Focus Area Study

Staff members of the Oklahoma Water Science Center in Oklahoma City and of the Oklahoma Coop Unit at Stillwater are working with USGS staff members from Water Science Centers in Arkansas, Louisiana, Texas, and New Jersey to conduct a comprehensive evaluation of water-resource availability, refine water-use estimates, and characterize aquatic ecology and streamflows needed to support selected...

Date published: April 14, 2017
Status: Active

Oklahoma FloodWatch

By combining the historical record, data from ongoing streamgage monitoring, and data on new events, the USGS is able to develop the expertise and tools that help Federal, State, and local community leaders not only to enhance short-term preparation, aid, and recovery efforts, but to better understand how their flood risk may be changing over time and how they can reduce their risk in future...

Contacts: Jason Lewis
Date published: April 13, 2017
Status: Active

Subject-Area Specialists

Please feel free to contact any of our subject-area specialists.  

Center Director/Surface-water specialist - Jason Lewis
Data Chief - Vacant
Studies Chief - Matthew Varonka
Geographic Information Systems (GIS) specialist -...

Date published: April 13, 2017
Status: Active

Oklahoma DroughtWatch

The U.S. Geological Survey Oklahoma Water Science Center continuously monitors the status of surface water in the State's principal rivers, reservoirs, and aquifers. Selected index stations with long-term continuous record spanning many drought periods are used to compare existing streamflows, reservoir storage, and ground-water levels with normal and extreme recorded values. These comparisons...

Contacts: S. Jerrod Smith
Date published: April 13, 2017
Status: Active

Oklahoma StreamStats

The U.S. Geological Survey (USGS) periodically publishes streamflow statistics, such as flood-frequency, flow-duration, and mean annual streamflow statistics, for gaged sites with long-term record. Regionalized regression methods recently have been developed for estimating many of these streamflow statistics at ungaged sites as a function of measured physical and climatic drainage basin...

Contacts: S. Jerrod Smith
Filter Total Items: 1,597
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Year Published: 2015

myScience—Engaging the public in U.S. Geological Survey science

myScience (http://txpub.usgs.gov/myscience/) is a Web application developed by the U.S. Geological Survey (USGS) Texas Water Science Center through a partnership with the USGS Community for Data Integration to address the need for increasing public awareness and participation in existing USGS citizen science projects. The myScience application...

Holl, Sally
Holl, Sally, 2015, myScience—Engaging the public in U.S. Geological Survey Science: U.S. Geological Survey Fact Sheet 2015–3070, 2 p., http://dx.doi.org/10.3133/fs20153070.

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Year Published: 2015

Discharge, suspended sediment, and salinity in the Gulf Intracoastal Waterway and adjacent surface waters in South-Central Louisiana, 1997–2008

Discharge, suspended sediment, and salinity data collected between 1997 and 2008 indicate that the Gulf Intracoastal Waterway (GIWW) is an important distributary of river water and suspended sediments to coastal wetlands in south-central coastal Louisiana. Following natural hydraulic gradients, the GIWW passively distributes freshwater and...

Swarzenski, Christopher M.; Perrien, Scott M.
Swarzenski, C.M., and Perrien, S.M., 2015, Discharge, suspended sediment, and salinity in the Gulf Intracoastal Waterway and adjacent surface waters in south-central Louisiana, 1997–2008: U.S. Geological Survey Scientific Investigations Report 2015–5132, 21 p., http://dx.doi.org/10.3133/sir20155132.

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Year Published: 2015

Landfill leachate as a mirror of today's disposable society: Pharmaceuticals and other contaminants of emerging concern in final leachate from landfills in the conterminous United States

Final leachates (leachate after storage or treatment processes) from 22 landfills in 12 states were analyzed for 190 pharmaceuticals and other contaminants of emerging concern (CECs), which were detected in every sample, with the number of CECs ranging from 1 to 58 (median = 22). In total, 101 different CECs were detected in leachate...

Masoner, Jason R.; Kolpin, Dana W.; Furlong, Edward T.; Cozzarelli, Isabelle M.; Gray, James L.

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Year Published: 2015

Methods for estimating the magnitude and frequency of peak streamflows at ungaged sites in and near the Oklahoma Panhandle

This report presents the results of a cooperative study by the U.S. Geological Survey and the Oklahoma Department of Transportation to estimate the magnitude and frequency of peak streamflows from regional regression equations for ungaged stream sites in and near the Oklahoma Panhandle. These methods relate basin characteristics (physiographic and...

Smith, S. Jerrod; Lewis, Jason M.; Graves, Grant M.
Smith, S.J., Lewis, J.M., and Graves, G.M., 2015, Methods for estimating the magnitude and frequency of peak streamflows at ungaged sites in and near the Oklahoma Panhandle: U.S. Geological Survey Scientific Investigations Report 2015–5134, 35 p., http://dx.doi.org/10.3133/sir20155134.

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Year Published: 2015

Trace-metal and organic constituent concentrations in bed sediment at Big Base and Little Base Lakes, Little Rock Air Force Base, Arkansas—Comparisons to sediment-quality guidelines and indications for timing of exposure

This report compares concentrations for a wide range of inorganic and organic constituents in bed sediment from Big Base Lake and Little Base Lake, which are located on Little Rock Air Force Base, Arkansas, to sediment-quality guidelines. This report also compares trace-metal concentrations in a bed-sediment core sample to sediment age to...

Justus, B.G.; Hays, Phillip D.; Hart, Rheannon M.
Justus, B.G., Hays, P.D., and Hart, R.M., 2015, Trace-metal and organic constituent concentrations in bed sediment at Big Base and Little Base Lakes, Little Rock Air Force Base, Arkansas—Comparisons to sediment-quality guidelines and indications for timing of exposure: U.S. Geological Survey Scientific Investigations Report 2015–5112, 17 p., http://dx.doi.org/10.3133/sir20155112.

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Year Published: 2015

Numerical simulation of groundwater flow, resource optimization, and potential effects of prolonged drought for the Citizen Potawatomi Nation Tribal Jurisdictional Area, central Oklahoma

A hydrogeological study including two numerical groundwater-flow models was completed for the Citizen Potawatomi Nation Tribal Jurisdictional Area of central Oklahoma. One numerical groundwater-flow model, the Citizen Potawatomi Nation model, encompassed the jurisdictional area and was based on the results of a regional-scale hydrogeological study...

Ryter, Derek W.; Kunkel, Christopher D.; Peterson, Steven M.; Traylor, Jonathan P.
Ryter, D.R., Kunkel, C.D., Peterson, S.M., and Traylor, J.P., 2018, Numerical simulation of groundwater flow, resource optimization, and potential effects of prolonged drought for the Citizen Potawatomi Nation Tribal Jurisdictional Area, central Oklahoma (ver. 1.2, February 2018), U.S. Geological Survey Scientific Investigations Report 2014–5167, 27 p., https://doi.org/10.3133/sir20145167.

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Year Published: 2015

Streamflow gains and losses in the Colorado River in northwestern Burnet and southeastern San Saba Counties, Texas

In October 2012, the U.S. Geological Survey (USGS), in cooperation with the Central Texas Groundwater Conservation District, began an assessment to better understand if and where groundwater from the Ellenburger-San Saba aquifer is discharging to the Colorado River, and if and where Colorado River streamflow is recharging the Ellenburger-San Saba...

Braun, Christopher L.; Grzyb, Scott D.
Braun, C.L., and Grzyb, S.D., 2015, Streamflow gains and losses in the Colorado River in northwestern Burnet and southeastern San Saba Counties, Texas, 2012–14: U.S. Geological Survey Scientific Investigations Report 2015–5098, 32 p., http://dx.doi.org/10.3133/sir20155098.

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Year Published: 2015

Sediment and nutrient trapping as a result of a temporary Mississippi River floodplain restoration: The Morganza Spillway during the 2011 Mississippi River Flood

The 2011 Mississippi River Flood resulted in the opening of the Morganza Spillway for the second time since its construction in 1954 releasing 7.6 km3 of water through agricultural and forested lands in the Morganza Floodway and into the Atchafalaya River Basin. This volume, released over 54 days, represented 5.5% of the Mississippi...

Kroes, Daniel; Schenk, Edward R.; Noe, Gregory B.; Benthem, Adam J.

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Year Published: 2015

Updated numerical model with uncertainty assessment of 1950-56 drought conditions on brackish-water movement within the Edwards aquifer, San Antonio, Texas

In 2010, the U.S. Geological Survey, in cooperation with the San Antonio Water System, began a study to assess the brackish-water movement within the Edwards aquifer (more specifically the potential for brackish-water encroachment into wells near the interface between the freshwater and brackish-water transition zones, referred to in this report...

Brakefield, Linzy K.; White, Jeremy T.; Houston, Natalie A.; Thomas, Jonathan V.
Brakefield, L.K., White, J.T., Houston, N.A., and Thomas, J.V., 2015, Updated numerical model with uncertainty assessment of 1950–56 drought conditions on brackish-water movement within the Edwards aquifer, San Antonio, Texas: U.S. Geological Survey Scientific Investigations Report 2015–5081, 54 p., http://dx.doi.gov/10.3133/sir20155081.

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Year Published: 2015

Water-level altitudes 2015 and water-level changes in the Chicot, Evangeline, and Jasper aquifers and compaction 1973-2014 in the Chicot and Evangeline aquifers, Houston-Galveston region, Texas

Most of the land-surface subsidence in the Houston-Galveston region, Texas, has occurred as a direct result of groundwater withdrawals for municipal supply, commercial and industrial use, and irrigation that depressured and dewatered the Chicot and Evangeline aquifers, thereby causing compaction of the aquifer sediments, mostly in the fine-grained...

Kasmarek, Mark C.; Ramage, Jason K.; Houston, Natalie A.; Johnson, Michaela R.; Schmidt, Tiffany S.
Kasmarek, M.C., Ramage, J.K., Houston, N.A., Johnson, M.R., and Schmidt, T.S., 2015, Water-level altitudes 2015 and water-level changes in the Chicot, Evangeline, and Jasper aquifers and compaction 1973–2014 in the Chicot and Evangeline aquifers, Houston-Galveston region, Texas: U.S. Geological Survey Scientific Investigations Map 3337, pamphlet, 16 sheets, scale 1:100,000, http://dx.doi.org/10.3133/sim3337.

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Year Published: 2015

Simulation of groundwater flow and chloride transport in the “1,200-foot” sand with scenarios to mitigate saltwater migration in the “2,000-foot” sand in the Baton Rouge area, Louisiana

Groundwater withdrawals have caused saltwater to encroach into freshwater-bearing aquifers beneath Baton Rouge, Louisiana. The 10 aquifers beneath the Baton Rouge area, which includes East and West Baton Rouge Parishes, Pointe Coupee Parish, and East and West Feliciana Parishes, provided about 184.3 million gallons per day (Mgal/d) for public...

Heywood, Charles E.; Lovelace, John K.; Griffith, Jason M.
Heywood, C.E., Lovelace, J.K., and Griffith, J.M., 2015, Simulation of groundwater flow and chloride transport in the “1,200-foot” sand with scenarios to mitigate saltwater migration in the “2,000-foot” sand in the Baton Rouge area, Louisiana (ver. 1.1, September 2015): U.S. Geological Survey Scientific Investigations Report 2015–5083, 69 p., http://dx.doi.org/10.3133/sir20155083.

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Year Published: 2015

Water levels of the Ozark aquifer in northern Arkansas, 2013

The Ozark aquifer is the largest aquifer, both in area of outcrop and thickness, and the most important source of freshwater in the Ozark Plateaus physiographic province, supplying water to northern Arkansas, southeastern Kansas, southern Missouri, and northeastern Oklahoma. The study area includes 16 Arkansas counties lying completely or...

Schrader, Tony P.
Schrader, T.P., 2015, Water levels of the Ozark aquifer in northern Arkansas, 2013: U.S. Geological Survey Scientific Investigations Report 2015–5088, 17 p., 1 pl., http://dx.doi.org/10.3133/sir20155088.

Filter Total Items: 258
Image: Oldest version of a USGS streamgage in Texas
April 13, 2016

Oldest version of a USGS streamgage in Texas

A close-up view of the top part of one of the oldest streamgage structures constructed in Texas.

Image: Early USGS streamgage in Texas
April 13, 2016

Early USGS streamgage in Texas

Looking upstream from gage site at Trinity River at Commerce Street Bridge.

Image: Early USGS streamgage in Dallas, Texas
April 13, 2016

Early USGS streamgage in Dallas, Texas

This 1922 photo shows an early USGS streamgage on the Trinity River in Dallas.

Satellite image showing the fires by Oklahoma and Kansas border
April 7, 2016

Wildfires Scorch Large Swaths Along Oklahoma-Kansas Border

Using shortwave infrared, near infrared, and visible bands, these Landsat images provide a before and after look at the 350 Complex and Anderson Creek fires.

A family enjoys paddleboarding at Schreiner Park during spring break in Kerrville, Texas.
March 17, 2016

Paddle Boarding on the Guadalupe River

Cool, clear rivers of the Texas Hill Country attract visitors for many recreational opportunities. Here, a family enjoys paddleboarding at Schreiner Park during spring break in Kerrville, Texas.

The new USGS Texas Water Dashboard is a cutting-edge USGS map that provides critical current water information and National Weather Service forecast data at your fingertips

...
March 12, 2016

USGS Measures Historic Flooding in eastern Texas

A USGS field crew takes flood measurements on the Sabine River on March 12 near Bon Weir, Texas. USGS scientists on the boat included Jeff East, Jimmy Hopkins, and Jody Avant.

Image: USGS Measures Historic Flooding in eastern Texas
March 12, 2016

USGS Measures Historic Flooding in eastern Texas

USGS scientist Jimmy Hopkins takes a streamflow measurement on the Sabine River on March 12 near Bon Weir, Texas.

A rainbow arc over a large-volume public-supply well
March 10, 2016

Rainbow and public-supply well

A large-volume public supply well in San Antonio, Texas.  This well is being sampled for water-quality constituents as part of the NAWQA Enhanced Trend Network project.

USGS scientist collects a groundwater-level measurement in Freeport, Texas. 
January 31, 2016

Collecting a groundwater-level measurement in Freeport, Texas

USGS hydrologist Jason Ramage collects a groundwater-level measurement using a steel tape in Freeport, Texas. 

A new interactive web application illustrates how groundwater, sediment compaction and land-elevation change are related in the Houston-Galveston region in Texas. 

Image shows a scanning electron microscope image of finchite
December 31, 2015

Scanning Electron Microscope Image of Finchite

A scanning electron microscope image of the newly discovered mineral finchite. The Denver Microbeam Lab provided this scan of finchite in order to help describe and identify the mineral as a new one. Finchite is a uranium mineral first observed in Martin County, Texas. Read more about our uranium research here

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Image shows a sample of the mineral finchite with a chair wheel for scale
December 31, 2015

Finchite Mineral

A sample of finchite, a newly discovered uranium mineral. Finchite is the yellow material on the surface of the rock. Finchite is found in the late Pleistocene sediments deposited during the Illinoian glacial stage. It was first observed in Martin County, Texas. Read more about our uranium research here

Image shows a sample of finchite with a quarter for scale
December 31, 2015

Finchite Mineral

A sample of finchite, a newly discovered uranium mineral. Finchite is the yellow material on the surface of the rock. Finchite is found in the late Pleistocene sediments deposited during the Illinoian glacial stage. It was first observed in Martin County, Texas. Read more about our uranium research here

Filter Total Items: 173
USGS
September 3, 2014

Beginning this week, the U.S. Geological Survey will be drilling two test boreholes near Del Rio, Texas, to collect core samples and geophysical information important to better understand the physical properties of the subsurface.

USGS
July 30, 2014

Nesting loggerhead sea turtles in the northern Gulf of Mexico feed among areas that were oiled by the 2010 Deepwater Horizon spill and where human activities occur, several of which are known to pose threats to sea turtles, a new U.S Geological study showed.

USGS
June 16, 2014

The 2006 prohibition on the use of coal-tar-based pavement sealants in Austin, Texas, has resulted in a substantial reduction in polycyclic aromatic hydrocarbons (PAHs), according to a new study by the U.S. Geological Survey.

Lidar image showing the upper parts of the landslide that occurred in northwest Washington on March 22, 2014.
May 14, 2014

Want to know how elevation will benefit your state? The USGS National Geospatial Program is advancing the 3D Elevation Program, known as 3DEP, in response to the growing need for high-quality three-dimensional representations of the Nation’s natural and constructed features.

USGS partner
May 6, 2014

The rate of earthquakes in Oklahoma has increased by about 50 percent since October 2013, significantly increasing the chance for a damaging quake in central Oklahoma. 

Map of the Illinois River in northwest Arkansas shows the 18 sites at which this study was conducted.
March 12, 2014

The biology of small streams in the Illinois River Basin has been disturbed by a mix of factors, according to a new U.S. Geological Survey report.

USGS science for a changing world logo
March 6, 2014

 In a new study involving researchers at the U.S. Geological Survey, scientists observed that a human-induced magnitude 5.0 earthquake near Prague, Oklahoma in November 2011 may have triggered the larger M5.7 earthquake less than a day later. 

USGS science for a changing world logo
February 25, 2014

An increase in pumping water year-round for the next 30 years may cause groundwater levels to decrease by as much as 32 feet in parts of the Edwards-Trinity Aquifer in west Texas, according to a new study by the U.S. Geological Survey.

Image: Dead Fish Washed Ashore during Golden Alga Toxic Bloom
January 17, 2014

The causes of toxic golden algal blooms in Texas reservoirs are now better understood, according to a new study by the U.S. Geological Survey.

USGS
December 19, 2013

Secretary of the Interior Sally Jewell announced today that Interior’s South Central Climate Science Center is awarding about $1.2 million to universities and other partners for research to guide managers of parks, refuges and other cultural and natural resources in planning how to help species and ecosystems adapt to climate change.

USGS
November 1, 2013

USGS field crews are measuring flooding in parts of central Texas following intense rainfall.

Filter Total Items: 102