Images

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 08111000 Navasota River near Bryan, Texas, looking upstream from left bank of abandoned channel, April 1, 2008.

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

B.K. Martin, hydrologic technician in the Little Rock office of the USGS Lower Mississippi-Gulf Water Science Center, measuring streamflow with an acoustic doppler current profiler during flood of March 19, 2008, at USGS streamflow-gaging station 07056000, Buffalo River near St. Joe, Arkansas. Photograph by W.E.

White River at Calico Rock, Arkansas, during flood of March 19, 2008. Photograph by Daniel M. Wagner, U.S. Geological Survey.

As part of our routine field work in the winter the staff of the Maine Office head out on Maine's frozen (and partially frozen) rivers. This is dangerous work and in 2003 the Maine Office obtained a hovercraft to allow hydrographers to access rivers with unsafe ice conditions more easily. 

The Glen Canyon Dam on the Colorado River in Arizona. At noon Monday, Nov. 19, U.S.

A USGS hydrologist conducts a near-surface electromagnetic induction survey to characterize the shallow earth. The survey was conducted as part of an applied research effort by the USGS Office of Groundwater Branch of Geophysics at Camp Rell, Connecticut, in 2008.

Well, Brunswick, GA; Welby Stayton installing groundwater monitoring equipment in a flowing well.

Nick Stasulis, a hydrologic technician with the Maine Office of the New England Water Science Center, is seen here making a discharge measurement through the ice on the Sheepscot River at North Whitefield, USGS station number 01038000.

Shaded relief image and upper Animas River watershed boundary. Mine-related sites are marked in pink circles. Rivers and streams are in blue. This map image is part of the USGS Abandoned Mine Lands Initiative (AMLI): Upper Animas River Study Area Project.

Metal-rich drainage from the old Howardsville mill site, near Silverton, Colorado. Photo credit: Briant Kimball, USGS. This photo is part of the USGS Abandoned Mine Lands Initiative (AMLI): Upper Animas River Study Area. From the Gold King Mine archived page.

Shaded relief image and upper Animas River watershed boundary. This map is part of the USGS Abandoned Mine Lands Initiative (AMLI): Upper Animas River Study Area Project.

Forest Queen, Upper Animas River Study Area. From USGS Abandoned Mine Lands Initiative (AMLI): Upper Animas River Study Area Project. From the Gold King Mine archived page.

Stream sampling in the Upper Animas River, the mixing zone downstream from Cement Creek, CO. This image is part of the USGS Abandoned Mine Lands Initiative (AMLI): Upper Animas River Study Area Project. Part of the Gold King Mine archived page.

Shaded relief image and upper Animas River watershed boundary. Rivers and streams are shown in blue. This map image is part of the USGS Abandoned Mine Lands Initiative (AMLI): Upper Animas River Study Area Project.

Mining and non-mining sources of metals and acid water near Silverton, Colorado. Part of the USGS Abandoned Mine Lands Initiative (AMLI): Upper Animas River Study Area. From the Gold King Mine archived page. 

Cover of USGS professional paper 1651 "Integrated investigations of environmental effects of historical mining in the Animas River Watershed, San Juan County, Colorado."

Using a groundwater observation well, a USGS hydrologist conducts a groundwater elevation survey on a city street on Staten Island, New York.

USGS scientists sampled sediment transport during (and after) the breaching of the Marmot Dam on the Sandy River, OR.

Sand patterns in a stretch of beach near Waimea, Kauai.