Images

Scientists aboard the Research Vessel Polaris sampling Potamocorbula amurensis.

Using the device pictured here, government scientists are measuring snowfall in remote areas with a bucket, a small windmill, and the sun -- all the while saving money, energy, and ultimately helping to save lives.

Showing the son of a USGS employee "what we do" on the Tangipahoa R., LA

Malik Chavis wants to work for the USGS.

The Souris River mostly covered in snow.

View of Carson Valley looking west to the Sierra Nevada Mountains.  The houses in the distance use a septic system for waste disposal and a domestic well for water supply.

Period of Record Flooding, April 29, 2011, Kevin Reisig wading to USGS stream gage 01318500 Hudson River at Hadley, NY. 

Irrigation groundwater well. Photo from USGS circular 1356 "Water Quality in the Mississippi Embayment-Texas Coastal Uplands Aquifer System and Mississippi River Valley Alluvial Aquifer, South-Central United States, 1994-2008."

Irrigation water from a groundwater well on a rice crop field. Photo from USGS circular 1356 "Water Quality in the Mississippi Embayment-Texas Coastal Uplands Aquifer System and Mississippi River Valley Alluvial Aquifer, South-Central United States, 1994-2008."

Looking east to the Atlantic Ocean from Cadillac Mountain, Maine.

USGS employee sampling an urban monitoring well. Photo from USGS circular 1356 "Water Quality in the Mississippi Embayment-Texas Coastal Uplands Aquifer System and Mississippi River Valley Alluvial Aquifer, South-Central United States, 1994-2008."

USGS scientist taking a measurement at a groundwater well study site. Photo from USGS circular 1356 "Water Quality in the Mississippi Embayment-Texas Coastal Uplands Aquifer System and Mississippi River Valley Alluvial Aquifer, South-Central United States, 1994-2008."

Squall line approaching freshwater marsh at Lacassine NWR, LA

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.

The Pembina River at Neche, ND looking downstream.

Red River of the North at Fargo, North Dakota in 2008.

This picture was taken while recovering passive atmospheric deposition samplers used to evaluate the nutrient loading of alpine lakes in Washington's National Parks.

Solar-powered streamgage in Swiftcurrent Creek at Many Glacier, Montana.

Looking downstream from the USGS streamgage on the Little South Pembina River near Walhalla, North Dakota.

Algae bloom near Cheney Reservoir Dam, Kansas.