Images

Faulting in limestone outcrop downstream from where Greenwood Creek flows into the Colorado River, October 31, 2012 (photograph by Jennifer Wilson, U.S. Geological Survey).

SIR 2015–5098

Seeps along limestone outcrop downstream from where Jim John Creek flows into the Colorado River, October 31, 2012 (photograph by Jennifer Wilson, U.S. Geological Survey).

SIR 2015–5098

Travertine deposits near site 4 (Post Oak Falls near Tow, Texas, October 31, 2012) (photograph by Jennifer Wilson, U.S. Geological Survey).

SIR 2015–5098

Picture showing the increased size of the sandbar after the November 2012 controlled flood from the Glen Canyon Dam. This location is 65 miles downstream from Lees Ferry and the view is looking downstream. These and additional photographs depicting the results of the recent controlled floods can be viewed online.

USGS scientists, Michael Noll and Amy Simonson, installing storm surge sensors before Hurricane Sandy

Looking west down Chicago River mainstem from the Chicago River Controlling Works where water enters from Lake Michigan.

Former Kanab North uranium mine on the edge of Kanab Creek, north of Grand Canyon.

Geyser cone in the El Tatio geyser field, Chile

Arkansas River at Dardanelle, Arkansas, during low-flow conditions on September 29, 2012. Photograph by Daniel M. Wagner, U.S. Geological Survey.

Sam Rayburn Lake, September 2012. Photograph by David LaRue, U.S. Army Corps of Engineers.

SIR 2012–5202

Granger Lake, September 2012. Photograph by Ben Bohac, U.S. Army Corps of Engineers.

SIR 2012–5202

USGS employee Anthony Lopez views the Atlantic City skyline while collecting sediment samples in the Edwin B. Forsythe National Wildlife Refuge in Galloway Township, NJ.

A 3-D terrestrial lidar scan of the Interstate-510 bridge in New Orleans taken Friday (Aug. 31, 2012). The U.S. Geological Survey is using this new technology in select areas of Louisiana, Mississippi and Alabama to map flooding in urban areas impacted by Hurricane Isaac.

Hurricane Sandy satellite image

USGS emplyee stramgaging USGS gage 13181000 Owyhee River near Rome, OR.

Owyhee River near Rome, OR; Alvin Sablan streamgaging.

Cave in fractured Austin Group rock located approximately 9.3 miles northeast of city of Uvalde in Uvalde County, Texas. Photograph taken August 7, 2012, by Robert R. Morris.

SIR 2013–5149

USGS employee Anthony Lopez enjoys the boat ride back to port after a long day of sampling sediment in the Barnegat Bay near Seaside Heights, NJ. 

USGS scientist Jennifer Lewicki measures the discharge along a tributary to Hot Springs Creek, Akutan Island, Alaska. Steam (upper left) rises from 3 high-temperature springs that discharge into the tributary.

A hot spring discharges 77°C (~171°F) water into Hot Springs Creek, Akutan Island, Alaska.

This image shows a low streamflow on the Arkansas River at Syracuse.
Human activity, such as groundwater pumping, land management, reservoir operations and urbanization, has a measurable effect on streamflows in Kansas locally, regionally and statewide, according to a new USGS report.