Images

In 2009, USGS had a test plot professionally sealed with coal-tar-based sealcoat in preparation for measurements of volatilization from the pavement after application. Here, the applicator applies the sealcoat to the parking lot.

In 2009, USGS had a test plot professionally sealed with coal-tar-based sealcoat in preparation for measurements of volatilization from the pavement after application. Here, the newly applied sealcoat is black and shiny.

In 2009, USGS had a test plot professionally sealed with coal-tar-based sealcoat in preparation for measurements of volatilization from the pavement after application.

Insect-eating Brazilian Free-Tailed bats (Tadarida brasiliensis) provide a great pest-control service to agriculture and natural ecosystems.

Canyon Lake, November 2008. Photograph by Sam Price, U.S. Army Corps of Engineers.

SIR 2012–5202

Spring Lake in San Marcos, Texas, has hundreds of small springs underneath it.

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

U.S. Geological Survey streamflow-gaging station 08116650 Brazos River near Rosharon, Texas, looking upstream from right bank, August 7, 2008.
USGS SIR 2009–5174

U.S. Geological Survey streamflow-gaging station 08116650 Brazos River near Rosharon, Texas, looking upstream from FM 1462 bridge, August 7, 2008.
USGS SIR 2009–5174

U.S. Geological Survey streamflow-gaging station 08116650 Brazos River near Rosharon, Texas, looking downstream from FM 1462 bridge, August 7, 2008.
USGS SIR 2009–5174

U.S. Geological Survey streamflow-gaging station 08114000 Brazos River at Richmond, Texas, looking upstream from eastbound U.S. Highway 90-A bridge, August 7, 2008.
USGS SIR 2009–5174
http://pubs.usgs.gov/sir/2009/5174/

U.S. Geological Survey streamflow-gaging station 08114000 Brazos River at Richmond, Texas, looking downstream from eastbound U.S. Highway 90-A bridge, August 7, 2008.
USGS SIR 2009–5174
http://pubs.usgs.gov/sir/2009/5174/

U.S. Geological Survey streamflow-gaging station 08114000 Brazos River at Richmond, Texas, looking downstream from eastbound U.S. Highway 90-A bridge, August 7, 2008.
USGS SIR 2009–5174

U.S. Geological Survey streamflow-gaging station 08108700 Brazos River at State Highway 21 near Bryan, Texas, looking downstream from right bank just downstream from Texas State Highway 21 bridge, April 2, 2008.

U.S. Geological Survey streamflow-gaging station 08109000 Brazos River near Bryan, Texas, looking upstream from left bank, April 2, 2008.

SIR 2009–5174

U.S. Geological Survey streamflow-gaging station 08111500 Brazos River near Hempstead, Texas, looking downstream from U.S. Highway 290 bridge, April 2, 2008.
USGS SIR 2009–5174
http://pubs.usgs.gov/sir/2009/5174/

U.S. Geological Survey streamflow-gaging station 08098290 Brazos River near Highbank, Texas, viewed from right bank downstream from FM 413 bridge, April 1, 2008.

SIR 2009–5174

U.S. Geological Survey streamflow-gaging station 08098290 Brazos River near Highbank, Texas, looking upstream from FM 413 bridge, April 1, 2008.

SIR 2009–5174

U.S. Geological Survey streamflow-gaging station 08098290 Brazos River near Highbank, Texas, looking downstream from FM 413 bridge, April 1, 2008.

SIR 2009–5174

U.S. Geological Survey streamflow-gaging station 08110500 Navasota River near Easterly, Texas, looking downstream from left bank, April 1, 2008.

SIR 2009–5174

U.S. Geological Survey streamflow-gaging station 08110800 Navasota River at Old Spanish Road near Bryan, Texas, photograph looking upstream from bridge, April 1, 2008.

U.S. Geological Survey streamflow-gaging station 08106500 Little River near Cameron, Texas, photograph looking downstream from right bank just downstream from U.S. Highway 77/190 bridge, April 1, 2008.

SIR 2009–5174