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Region 6: Arkansas-Rio Grande-Texas-Gulf
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Texas Gulf Coast Groundwater and Land Subsidence Program
The Texas Gulf Coast Groundwater and Land Subsidence Program web application illustrates how groundwater, sediment compaction, and land-elevation change are related in the Houston-Galveston region in Texas. The new app was developed by the U.S. Geological Survey Texas Water Science Center and is available at https://txpub.usgs...
Water-Quality Monitoring of the Lake Houston Watershed
Real-time water-quality, streamflow and water height information for Lake Houston and the surrounding San Jacinto watershed are now available from a new web application from the U.S. Geological Survey, done in cooperation with the City of Houston.
Water Quality Monitoring at Offshore Artificial Reefs
USGS Texas Water Science Center scientists are collecting physical and chemical water properties at selected Texas artificial reefs to provide the initial foundation to establish the status and long-term trends in the environment and information essential for sound management decisions and long-term planning.
Edwards Aquifer Recharge Zone Surface-water and Groundwater Interaction
The effects of urbanization across the recharge zone in Bexar County and potential impact on the water quality in the Edwards aquifer is a topic of specific concern for the City of San Antonio. The USGS Texas Water Science Center is simultaneously collecting water-quality data from surface-water runoff sites and paired shallow groundwater wells within the recharge zone of the Edwards aquifer...
Surface-Water Monitoring in Small Western Texas Watersheds
The USGS Texas Water Science Center maintains a network of continuous record gages and crest-stage gages on small watersheds in Western Texas. Data collected from these gages provides the Texas Department of Transportation with valuable watershed rainfall and runoff information to support their hydrologic research program.
San Antonio River Sediment and Water Quality Monitoring in an Oil and Gas Production Area
During 2011-2013, baseline concentrations of many different water and streambed-sediment constituents were determined at Phase I sites upstream from, within, and downstream from the area of active oil and natural-gas production within the San Antonio River Basin. With baseline conditions previously established, this study will provide current information that couples recent water and stream-...
Surface-water and Groundwater Interaction at Air Force Plant 4
The USGS Texas Water Science Center is monitoring sediment, surface-water, and groundwater properties at Air Force Plant 4.
Investigation of Preferential Groundwater Seepage in the Ellenburger – San Saba Aquifer Using Geoelectric Measurements
The USGS Texas Water Science Center (TXWSC) is completing a geophysical pilot study adjacent to Hamilton Creek in Burnet County, central Texas. The pilot study is intended to test whether electrical geophysical methods can provide information regarding the locations of dissolution cavities and preferential groundwater flow within in the Ellenburger San-Saba aquifer. Data from this study will...
Nutrient and Sediment Variability in the Lower San Jacinto River
The San Jacinto River is the second largest inflow into Galveston Bay. The USGS Texas Water Science Center collects water-quality samples in the lower reaches of the San Jacinto River over a range of hydrologic conditions to improve our understanding of the variability of nutrient and sediment concentrations in freshwater inflows from the San Jacinto River into Galveston Bay.
Menard County Surface-Water Monitoring
The USGS operates and maintains a continuous discharge monitoring station on the Menard Irrigation Canal near Menard, Texas to assist water managers in balancing multiple water uses.
Lewisville Dam Seepage Monitoring
The USGS Texas Water Science Center is monitoring water surface elevation in monitoring wells and seepage losses from Lake Lewisville dam.
Hydrologic Monitoring of Medina and Diversion Lakes, San Antonio Area
In 2016, the U.S. Geological Survey (USGS), in cooperation with the San Antonio Water System, began a study to refine previously derived estimates of groundwater outflows from Medina and Diversion Lakes in south-central Texas near San Antonio.
WaterWatch
WaterWatch is a U.S. Geological Survey (USGS) World Wide Web site that displays maps, graphs, and tables describing real-time, recent, and past streamflow conditions for the United States. The real-time information generally is updated on an hourly basis.
Oklahoma Climate Trends, 1895-2015
Precipiation and temperature trends for 1895-2015 for Oklahoma.
USGS National and Global Oil and Gas Assessment Project-Permian Basin Province, Midland Basin, Wolfcamp Shale Assessment Units
The Assessment Unit is the fundamental unit used in the National Assessment Project for the assessment of undiscovered oil and gas resources. The Assessment Unit is defined within the context of the higher-level Total Petroleum System. The Assessment Unit is shown herein as a geographic boundary interpreted, defined, and mapped by the geologist responsible for the province and incorporates...
Historic groundwater quality of in situ recovery (ISR) uranium mines, Texas
The historic groundwater geochemistry database of uranium in-situ recovery (ISR) mines in Texas was compiled from obscure public sources to make it readily available to the public and scientific researchers. This data is of interest because of current concerns about groundwater restoration following uranium ISR mining in aquifers throughout the U.S.
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Flood-inundation maps for a 23-mile reach of the Medina River at Bandera, Texas, 2018
In 2018, the U.S. Geological Survey (USGS), in cooperation with the Bandera County River Authority and Groundwater District and the Texas Water Development Board, studied floods through the period of record to create a library of flood-inundation maps for the Medina River at Bandera, Texas. Digital flood-inundation maps for a 23-mile reach of the...
Choi, Namjeong; Engel, Frank L.
Flood warning toolset for the Medina River in Bandera County, Texas
OverviewFloods are the most common natural disaster in the United States. The Medina River in Bandera County, Texas, is in the Edwards Plateau, where high-intensity rain rates and steep terrain frequently contribute to severe flash flooding capable of causing loss of life and property. For example, the July 5, 2002, flood claimed a total of 12...
Engel, Frank L.; Choi, Namjeong
Urban stormwater: An overlooked pathway of extensive mixed contaminants to surface and groundwaters in the United States
Increasing global reliance on stormwater control measures to reduce discharge to surface water, increase groundwater recharge, and minimize contaminant delivery to receiving waterbodies necessitates improved understanding of stormwater-contaminant profiles. A multi-agency study of organic and inorganic chemicals in urban stormwater from 50 runoff...
Masoner, Jason R.; Kolpin, Dana W.; Cozzarelli, Isabelle M.; Barber, Larry B.; Burden, D.S.; Foreman, William T.; Forshay, Kenneth J.; Furlong, Edward; Groves, Justin F.; Hladik, Michelle; Hopton, Matthew E.; Jaeschke, Jeanne B.; Keefe, Steffanie H.; Krabbenhoft, David; Lowrance , Richard; Romanok, Kristin; Rus, David L.; Selbig, William R.; Williams, Brad; Bradley, Paul Chemical and physical controls on mercury source signatures in stream fish from the northeastern United States
Streams in the northeastern U.S. receive mercury (Hg) in varying proportions from atmospheric deposition and legacy point sources, making it difficult to attribute shifts in fish concentrations directly back to changes in Hg source management. Mercury stable isotope tracers were utilized to relate sources of Hg to co-located fish and bed sediments...
Janssen, Sarah E.; Riva-Murray, Karen; DeWild, John F.; Ogorek, Jacob M.; Tate, Michael T.; Van Metre, Peter C.; Krabbenhoft, David P.; Coles, James F.
Documentation of a Soil-Water-Balance Model to estimate recharge to Blue Ridge, Piedmont, and Mesozoic Basin fractured-rock aquifers, Fauquier County, Virginia, 1996 through 2015
This report documents a Soil-Water-Balance (SWB) model that was developed for an area covering the Blue Ridge, Piedmont, and Mesozoic basin fractured-rock aquifers in Fauquier County, Virginia, for the calendar years 1996–2015. The SWB model includes an area of 1,498 square miles, divided into 1,076-square-foot (100-square-meter) grid cells on...
McCoy, Kurt J.; Ladd, David E. Operationalizing small unoccupied aircraft systems for rapid flood inundation mapping and event response
Small Unoccupied Aircraft Systems (sUAS) offer the capability to collect rapid and accurate aerial survey data during flood response. The rapid collection of aerial flood data can potentially enable scientists to produce detailed geospatial products and related datasets in time for decisional support. A workflow for sUAS event response before,...
Engel, Frank L.; Hernandez, Rogelio Timescales of water-quality change in a karst aquifer, south-central Texas
Understanding the drivers and timescales over which groundwater quality changes informs groundwater management, use, and protection. To better understand timescales of water-quality change over short (daily to monthly) and long (seasonal to decadal) timescales, the U.S. Geological Survey’s National Water-Quality Assessment (NAWQA) Enhanced Trends...
Musgrove, MaryLynn; Solder, John E.; Opsahl, Stephen P.; Wilson, Jennifer T. Survey of bioaccessible pyrethroid insecticides and sediment toxicity in urban streams of the northeast United States
Pyrethroids are a class of widely-used insecticides that can be transported from terrestrial applications to aquatic systems via runoff and tend to sorb to organic carbon in sediments. Pyrethroid occurrence is detrimental to stream ecosystems due to toxicity to sediment-dwelling invertebrates which are particularly at risk of pyrethroid exposure...
Huff-Hartz, Kara E.; Nutile, Samuel A.; Fung, Courtney Y.; Sinche, Federico L.; Moran, Patrick W.; Van Metre, Peter C.; Nowell, Lisa H.; Lydy, Michael J. 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 Differentiating anthropogenic and natural sources of uranium by geochemical fingerprinting of groundwater at the Homestake Uranium Mill, Milan, New Mexico, USA
A multiparameter geochemical-isotopic fingerprinting approach was used to differentiate natural and anthropogenic signatures of uranium contamination near the Homestake uranium mill site (Site), near Milan, New Mexico, USA. The Site consists of two tailings piles from milling operations and groundwater contamination from these tailings have been...
Blake, Johanna; Harte, Philip; Becher, Kent
Capacity and area of Grand Lake O’ the Cherokees, northeastern Oklahoma, 2009
In February 2017, the Grand River Dam Authority filed to relicense the Pensacola Hydroelectric Project with the Federal Energy Regulatory Commission. The predominant feature of the Pensacola Hydroelectric Project is Pensacola Dam, which impounds Grand Lake O’ the Cherokees (locally called Grand Lake) in northeastern Oklahoma. Identification of...
Hunter, Shelby L.; Labriola, Laura G.
Water resources of Richland Parish, Louisiana
Information concerning the availability, use, and quality of water in Richland 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 41.73 million gallons per...
White, Vincent E.
USGS Hurricane Preparedness
Before a hurricane, USGS Scientists undertake a data collection effort of a grand scale. They install a temporary mobile network of sensors along the coasts to collect additional data on the intensity of storm surge, one of the most dangerous elements of a hurricane. This effort provides critical information that allows various USGS partners and emergency responders to
Taking a High-Water Mark after Hurricane Harvey
USGS scientist Steve Hannes marks high water marks along the Colorado River after flooding from Hurricane Harvey in Wharton County, Texas.
Taking a High-Water Mark after Hurricane Harvey
USGS scientist Steve Hannes marks high water marks along the Colorado River after flooding from Hurricane Harvey in Wharton County, Texas.
Taking a High-Water Mark after Hurricane Harvey
USGS scientist Steve Hannes marks high water marks along the Colorado River after flooding from Hurricane Harvey in Wharton County, Texas.
Taking a High-Water Mark after Hurricane Harvey
USGS scientist Steve Hannes marks high water marks along the Colorado River after flooding from Harvey in Matagorda County, Texas.
Image of the Week: Hurricane Harvey Flooding
Hurricane Harvey dumped over 50 inches of rain near Houston, leaving extensive flooding throughout the area.
At the USGS EROS Center, we study land change, operate the Landsat satellites, and maintain the longest, continuously acquired collection of images of the Earth's land surface.
USGS EROS Center (https://
Recording high water marks after Harvey
USGS scientist David Rodriguez records high water marks from storm surge near Corpus Christi, Texas.
Recording high water marks following Harvey
USGS scientist David Rodriguez records high water marks from storm surge following Harvey near Corpus Christi, Texas.
Pre- and post-Harvey photos for Sargent, Texas
Location 4. Sand dunes along this stretch of coast in Sargent, Texas, were overwashed by large waves during the storm. Sand from the beach and dunes is covering the roadway behind the dunes and which may be impassable. The predicted probability of overwash in this area was 94%.
Hurricane Harvey Flooding
Extensive flooding inundated the Gulf Coast of Texas after Hurricane Harvey made landfall as a Category 4 hurricane on August 25, 2017. Among the many waterways in southeastern Texas that exceeded flood stage was the Brazos River, which flows past Houston to its west and to the Gulf of Mexico at Freeport.
High Water Mark Surveying
USGS scientist Alec McDonald surveying high water marks from storm surge from Hurricane Harvey at Packery Channel near Corpus Christi, Texas.
Surveying High Water Marks following Harvey
USGS scientist Vidal Mendoza surveying high water marks from storm surge from Hurricane Harvey near Port Aransas, Texas.
Editor: In the public interest and in accordance with Federal Aviation Administration regulations, the USGS is announcing this low-level airborne project. Your assistance in informing the local communities is appreciated.
The U.S. Geological Survey Search API is a custom JavaScript library useful for creating a location search widget in a webpage, typically in conjunction with a web map. The widget connects to a database created for the API, or Application-Programming Interface, to quickly find and suggest locations as the user enters text to navigate to areas of interest.
A new interactive web application illustrates how groundwater, sediment compaction and land-elevation change are related in the Houston-Galveston region in Texas. The new app was developed by the U.S. Geological Survey and is available online.
Larger-than-average low and no oxygen area may affect the region’s shrimp fisheries
The U.S. Geological Survey has released a new report detailing changes of groundwater levels in the High Plains aquifer. The report presents water-level change data in the aquifer for two separate periods: from 1950 – the time prior to significant groundwater irrigation development – to 2015, and from 2013 to 2015.
Decades or longer may be needed to fully assess the effects of unconventional oil and gas production on the quality of groundwater used for drinking water in Arkansas, Louisiana, and Texas
In 2016, these five states led the pack in mineral production, accounting for about one third of the total mineral production value for the entire country.
USGS also estimates 4 billion barrels of oil and 2 billion barrels of natural gas liquids in the two formations.
The new “Water On-the-Go” mobile app gives the public easy access to current conditions in streams across Texas. This product was developed by the U.S. Geological Survey to help raise water awareness during both floods and normal conditions.
A better understanding of sediment and freshwater flow into Galveston Bay is now available from a new U.S. Geological Survey report, done in cooperation with the Texas Water Development Board, and the Galveston Bay Estuary Program.
Small variations in the density of the earth’s crust—undetectable to humans without sensitive instruments—influence where earthquakes may occur in the central United States. These new findings from the U.S. Geological Survey, published today in Nature Communications, may allow scientists to map where future seismicity in the center of the country is most likely.
New Report Marks 40 Years of Subsidence Investigations
Contacts
Locations
South Central Climate Adaptation Science Center
Oklahoma-Texas Water Science Center – Austin, TX Office
Phone: (512) 927-3500
Fax: (512) 927-3590
Oklahoma-Texas Water Science Center – Oklahoma City, OK Office
Phone: 405-810-4400
Fax: 405-843-7712
Oklahoma-Texas Water Science Center – Tulsa, OK Office
Phone: 918-254-6651
Oklahoma-Texas Water Science Center – Woodward, OK Office
Phone: 580-256-5031
Oklahoma-Texas Water Science Center – Lubbock, TX Office
Phone: (806) 993-0229
Fax: (806) 993-0235
Oklahoma-Texas Water Science Center – Conroe, TX Office
Phone: (936) 271-5300
Fax: (936) 271-5399
Oklahoma-Texas Water Science Center – Wichita Falls, TX Office
Phone: (940) 397-4453
Oklahoma-Texas Water Science Center – Fort Worth, TX Office
Phone: (817) 263-9545
Fax: (682) 316-5022
Oklahoma-Texas Water Science Center – El Paso, TX Office
Phone: (915) 534-6308
Fax: (915) 534-6299
Oklahoma-Texas Water Science Center – San Angelo, TX Office
Phone: (325) 944-4600
Fax: (325) 942-0495
Oklahoma-Texas Water Science Center – Corpus Christi, TX Office
Phone: (361) 825-2073
Fax: (361) 825-2025
Oklahoma-Texas Water Science Center – San Antonio, TX Office
Phone: (210) 691-9200
Fax: (210) 691-9270