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man working with equipment by pickup truck
Borehole logging
Borehole logging
Stream sampling in the School Branch watershed
Stream sampling in the School Branch watershed
Stream sampling in the School Branch watershed
Stream sampling in the School Branch watershed

Stream sampling in the School Branch watershed

White River at Hazelton, IN - rain gage
White River at Hazelton, IN - rain gage
White River at Hazelton, IN - rain gage
White River at Hazelton, IN - rain gage

White River at Hazelton, IN - rain gage

A manned boat is pulled back and forth across the river on a static line to make smooth transects for an ADCP measurement.
Highflow measurement downstream of a dam
Highflow measurement downstream of a dam
Highflow measurement downstream of a dam

High flow measurements are important is refining and confirming the validity of the high end of discharge ratings. Here, a technician moves the manned boat back and forth across the river channel with an ADCP tethered to the side of the boat. 

High flow measurements are important is refining and confirming the validity of the high end of discharge ratings. Here, a technician moves the manned boat back and forth across the river channel with an ADCP tethered to the side of the boat. 

Algae Invert sampling at DR 750N School Branch site
Algae Invert sampling at DR 750N School Branch site
Algae Invert sampling at DR 750N School Branch site
Algae Invert sampling at DR 750N School Branch site

Algae Invert sampling at DR 750N School Branch site

Electrofishing at School Branch IN Noble Drive surface water site
Electrofishing at School Branch IN Noble Drive surface water site
Electrofishing at School Branch IN Noble Drive surface water site
Electrofishing at School Branch IN Noble Drive surface water site

Electrofishing at School Branch IN Noble Drive surface water site

Groundwater sampling for School Branch study
Groundwater sampling for School Branch study
Groundwater sampling for School Branch study
Groundwater sampling for School Branch study

Groundwater sampling for School Branch study

School Branch at Brownsburg IN - flooding
School Branch at Brownsburg IN - flooding
School Branch at Brownsburg IN - flooding
School Branch at Brownsburg IN - flooding

School Branch at Brownsburg IN - flooding

USGS Staff - Ohio River at Cannelton, IN
USGS Staff - Ohio River at Cannelton, IN
USGS Staff - Ohio River at Cannelton, IN
USGS Staff - Ohio River at Cannelton, IN

USGS Staff - Ohio River at Cannelton, IN

Ohio River at Cannelton IN Dam
Ohio River at Cannelton IN Dam
Ohio River at Cannelton IN Dam
Ohio River at Cannelton IN Dam

Ohio River at Cannelton IN Dam

Indiana groundwater site - Hamilton 8
Indiana groundwater site - Hamilton 8
Indiana groundwater site - Hamilton 8
Indiana groundwater site - Hamilton 8

Indiana groundwater site - Hamilton 8

Mohawk River flowing under railroad bridge at Stockade district
Ice Jam Webcam at the Stockade railroad bridge, Schenectady, NY
Ice Jam Webcam at the Stockade railroad bridge, Schenectady, NY
Ice Jam Webcam at the Stockade railroad bridge, Schenectady, NY

Mohawk River Live Ice Jam Web Camera monitoring conditions at the railroad bridge in the Stockade district, Schenectady, NY

Mohawk River Live Ice Jam Web Camera monitoring conditions at the railroad bridge in the Stockade district, Schenectady, NY

Groundwater measurement at Fort Knox, KY
Groundwater measurement at Fort Knox, KY
Groundwater measurement at Fort Knox, KY
Groundwater measurement at Fort Knox, KY

Groundwater measurement at Fort Knox, KY

Little Blue River at Shelbyville, IN
Little Blue River at Shelbyville, IN
Little Blue River at Shelbyville, IN
Little Blue River at Shelbyville, IN

Little Blue River at Shelbyville, IN

Boat measurement - Paul and Katrina
Boat measurement - Paul and Katrina
Boat measurement - Paul and Katrina
Boat measurement - Paul and Katrina

Boat measurement - Paul and Katrina

Picture of the burned area within the Great Dismal Swamp
Great Dismal Swamp Burn Area, March 2017
Great Dismal Swamp Burn Area, March 2017
Great Dismal Swamp Burn Area, March 2017

USGS scientists recently collected peat and lake core samples from the swamp to help reconstruct natural, environmental conditions over the past 12,000 years. 

USGS scientists recently collected peat and lake core samples from the swamp to help reconstruct natural, environmental conditions over the past 12,000 years. 

Living up to it's name, this picture shows the interior of the Great Dismal Swamp
Great Dismal Swamp, March 2017
Great Dismal Swamp, March 2017
Great Dismal Swamp, March 2017

Centuries of ditching, draining and harvesting resources have greatly altered the Great Dismal Swamp in Virginia.

Centuries of ditching, draining and harvesting resources have greatly altered the Great Dismal Swamp in Virginia.

snow and ice on Mohawk River at Lock 8
Mohawk River at Lock 8 near Schenectady, NY (01354330)
Mohawk River at Lock 8 near Schenectady, NY (01354330)
Mohawk River at Lock 8 near Schenectady, NY (01354330)

Mohawk River at Lock 8 near Schenectady, New York (01354330)

Flowing groundwater site in Indiana
Flowing groundwater site in Indiana
Flowing groundwater site in Indiana
Flowing groundwater site in Indiana

Flowing groundwater site in Indiana

photo of ice coated Mohawk River at a bridge
Ice Jam Webcam image of Mohawk River at Stockade bridge, Schenectady
Ice Jam Webcam image of Mohawk River at Stockade bridge, Schenectady
Ice Jam Webcam image of Mohawk River at Stockade bridge, Schenectady

Ice Jam Webcam image of Mohawk River at Stockade bridge, Schenectady

Litterfall and throughfall monitoring for mercury dry deposition
Litterfall and throughfall monitoring for mercury dry deposition
Litterfall and throughfall monitoring for mercury dry deposition
Litterfall and throughfall monitoring for mercury dry deposition

Litterfall and throughfall monitoring for mercury dry deposition