Unified Interior Regions

Texas

The Southwest Region ranges from the Colorado Rockies to the Gulf Coast and the Western Deserts to the Great Plains. The Southwest Region conducts multi- and interdisciplinary research and monitoring in locations across the Region, the United States, around the world, and across our solar system.

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Equipment for collecting a groundwater sample is spread on a table
April 1, 2015

Groundwater sample collection

Collecting a groundwater-quality sample from a public-supply well. This well is being sampled for water-quality constituents as part of the NAWQA Enhanced Trend Network project.

Photo of USGS streamgage measures flooding in the lower Trinity River
March 31, 2015

USGS streamgage measures flooding in the lower Trinity River

A USGS streamgage measures flooding in the lower Trinity River, Texas. 

For the first time, USGS scientists are now collecting real-time sediment and water-quality information on water traveling into Galveston Bay. A better understanding of sediment and freshwater flow into Galveston Bay is now available from a new USGS report, done in cooperation with the Texas

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Blue-winged Teal flying
March 28, 2015

Blue-winged Teal flying

A Blue-winged Teal flying over an sampling area in Texas.  Researchers were taking genetic samples for the Alaska Science Center.

Public-supply well
January 20, 2015

A chain-link fence encloses a 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.

Bridge mounted stream monitoring equipment.   River visible in the far bottom, green bank and road extending in the background
September 24, 2014

Equipment at Trinity River at Dallas

Bridge-mounted stream monitoring equipment at USGS 08057000, Trinity River at Dallas

Image: USGS Streamgage in Richmond, Texas
August 11, 2014

USGS Streamgage in Richmond, Texas

A modern 21st century-style streamgage on the Brazos River in Richmond, Texas.

Image: Previously active volcano site in Texas
May 31, 2014

Previously active volcano site in Texas

A site where volcanoes used to be active in the Chinati Mountains near Presidio, Texas. 

 

Calm river flowing over a wide culvert
May 7, 2014

West Fork Trinity at Fort Worth

Culvert at USGS 08048000 West Fork Trinity River at Fort Worth, TX

A USGS streamflow gauge station in the lower Trinity River, Texas. 
April 30, 2014

A USGS streamflow gauge station in the lower Trinity River, Texas. 

A USGS streamflow gauge station in the lower Trinity River, Texas. 

For the first time, USGS scientists are now collecting real-time sediment and water-quality information on water traveling into Galveston Bay. A better understanding of sediment and freshwater flow into Galveston Bay is now available from a new USGS report, done in cooperation with the Texas Water

...
A USGS streamflow gauge station in the lower Trinity River, Texas. 
April 30, 2014

A USGS streamflow gauge station in the lower Trinity River, Texas. 

A USGS streamflow gauge station in the lower Trinity River, Texas. 

For the first time, USGS scientists are now collecting real-time sediment and water-quality information on water traveling into Galveston Bay. A better understanding of sediment and freshwater flow into Galveston Bay is now available from a new USGS report, done in cooperation with the Texas Water

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Wide brown river with tall green trees on either bank
April 22, 2014

Trinity River below Dallas

View from bridge at USGS station 08057410, Trinity River below Dallas

Photo of USGS scientist measuring flow downstream of Comal Springs, Texas.
April 9, 2014

USGS scientist measuring flow downstream of Comal Springs

USGS scientist Vidal Mendoza measures flow downstream of the Comal Springs, Texas.

A new website now provides important information about streamflow in the Comal and San Marcos Rivers and springflow at Comal and San Marcos Springs.

Filter Total Items: 168
USGS
February 20, 2001

A twin-engine airplane, operated under contract to the U.S. Geological Survey, will be flying low-altitude geophysical surveys over an area west of San Antonio beginning around February 24, 2001. The survey will cover parts of Uvalde, Medina and Bexar counties. The survey should be completed in about four weeks, weather permitting.

USGS science for a changing world logo
January 2, 2001

Nitrous oxide is an important atmospheric trace gas that contributes to the greenhouse effect and the destruction of ozone. Researchers hypothesize that one important source of atmospheric nitrous oxide is ground water, yet few studies have tested this hypothesis.

USGS
January 2, 2001

Nitrous oxide is an important atmospheric trace gas that contributes to the greenhouse effect and the destruction of ozone. Researchers hypothesize that one important source of atmospheric nitrous oxide is ground water, yet few studies have tested this hypothesis. 

USGS
September 8, 2000

One hundred years ago, the deadliest natural disaster ever to strike the United States made landfall in Galveston, Texas. The 1900 Galveston hurricane took at least 6,000 lives and perhaps as many as 10,000.

USGS
August 17, 2000

A minor earthquake, preliminary magnitude 3.9 according to the U.S. Geological Survey, occurred in the Amarillo, Texas area on Aug. 16, 2000 at 9:08 pm Eastern Daylight Time, or 8:08 pm local time.

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
August 23, 1999

Scientists from the U.S. Geological Survey (USGS) in Texas are working with local, state and federal officials to provide near real-time flood data in the wake of Hurricane Bret to emergency managers and others who then use the data to make decisions on evacuations and water management.

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 22, 1998

After enduring a summer full of sweltering temperatures, tropical storms, and floods, 20 inches of rain suddenly fell in areas of south central and eastern Texas this past week causing weather turmoil once again. Flooding from these rains has teams of scientists from the U.S. Geological Survey (USGS) mobilized to take water level and discharge measurements at rain-swollen streams.

USGS
September 24, 1998

U.S. Geological Survey (USGS) scientist, Katherine Kendall, will be awarded the National Park Service’s Natural Resource Research Award on September 28, at the Service’s annual Natural Resources Stewardship and Science Meeting in Austin, Texas.

USGS
April 16, 1998

A 5-year study of water quality in the Rio Grande Valley, from its headwaters in Colorado to near El Paso, Texas, has been completed by the U.S. Geological Survey (USGS). The study focused on ground water in the flood plain of the Rio Grande and surface water in the Rio Grande and selected tributaries.

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.