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Upstream view of the 2013 flooding from the bridge at USGS site 07241520, North Canadian River at Britton Rd at Oklahoma City, OK
Upstream view of the 2013 flooding from the bridge at USGS site 07241520, North Canadian River at Britton Rd at Oklahoma City, OK
Drought conditions at Canton Lake, Oklahoma.
Canton Lake - February 17, 2013
Stillwater Creek in drought conditions
Drought conditions at Lake Lone Chimney, Pawnee County, Oklahoma.
Drought conditions at Lake Lone Chimney, Pawnee County, Oklahoma.
Shoreline of Lake Altus.
Shoreline of Lake Altus.
North Fork Red River below Lake Altus, HWY 44.
North Fork Red River below Lake Altus, HWY 44.
Cimarron River at Coyle, Oklahoma.
Cimarron River at Coyle, Oklahoma.
Map of historic and current sage-grouse range in 2000, provided as a download from the old USGS Sagemap website.
Map of historic and current sage-grouse range in 2000, provided as a download from the old USGS Sagemap website.
House damage in central Oklahoma from the magnitude 5.6 earthquake on Nov. 6, 2011. Research conducted by USGS geophysicist Elizabeth Cochran and her university-based colleagues suggests that this earthquake was induced by injection into deep disposal wells in the Wilzetta North field.
House damage in central Oklahoma from the magnitude 5.6 earthquake on Nov. 6, 2011. Research conducted by USGS geophysicist Elizabeth Cochran and her university-based colleagues suggests that this earthquake was induced by injection into deep disposal wells in the Wilzetta North field.
Lake Overholser in drought conditions, 2011
Flooding at Calumet, OK
USGS Student Jessica Magers examining outcrop of the Rush Springs aquifer in Caddo County, Oklahoma for arsenic and other metals concentration.
USGS Student Jessica Magers examining outcrop of the Rush Springs aquifer in Caddo County, Oklahoma for arsenic and other metals concentration.
E.W. Reed measuring groundwater level in observation well 5, Canadian County, Oklahoma, NE/4 NE/4 Sec12, T13N, R10W. Photograph by S.L. Schoff, U.S. Geological Survey.
E.W. Reed measuring groundwater level in observation well 5, Canadian County, Oklahoma, NE/4 NE/4 Sec12, T13N, R10W. Photograph by S.L. Schoff, U.S. Geological Survey.
Test drilling in North Canadian River Valley, Canadian County, Oklahoma; Photograph by C.R. Frazier. A new length of drill-pipe is being raised into position so that hole can be deepened.
Test drilling in North Canadian River Valley, Canadian County, Oklahoma; Photograph by C.R. Frazier. A new length of drill-pipe is being raised into position so that hole can be deepened.
Part of a US Geological Survey outfit northwest of Lawton, Comanche County, Oklahoma Territory, 1901. Man in photo is C.N. Gould, father of Oklahoma Geology.
Part of a US Geological Survey outfit northwest of Lawton, Comanche County, Oklahoma Territory, 1901. Man in photo is C.N. Gould, father of Oklahoma Geology.
Hydrogeologists examining the Garber-Wellington aquifer and Hennessey Shale confining unit contact near Arcadia Lake, Oklahoma.
Hydrogeologists examining the Garber-Wellington aquifer and Hennessey Shale confining unit contact near Arcadia Lake, Oklahoma.
USGS Hydrologists using the USGS Well Flowmeter and Downhole Sampler on a well in Moore, Oklahoma. More info can be found in Fact Sheet 2005-3111 (PDF).
USGS Hydrologists using the USGS Well Flowmeter and Downhole Sampler on a well in Moore, Oklahoma. More info can be found in Fact Sheet 2005-3111 (PDF).
Turner Falls, the largest waterfall in Oklahoma, near Davis, Oklahoma. Springs discharging from the Arbuckle-Simpson aquifer into Honey Creek are the source of water to Turner Falls.
Turner Falls, the largest waterfall in Oklahoma, near Davis, Oklahoma. Springs discharging from the Arbuckle-Simpson aquifer into Honey Creek are the source of water to Turner Falls.
Photo of observation well, pressure transducer, and electric water-level tape in Norman, Oklahoma.
Photo of observation well, pressure transducer, and electric water-level tape in Norman, Oklahoma.