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Toxic Substances Hydrology Program -- Norman Landfill Project

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USGS Water Science Centers are located in each state.

There is a USGS Water Science Center office in each State. Washington Oregon California Idaho Nevada Montana Wyoming Utah Colorado Arizona New Mexico North Dakota South Dakota Nebraska Kansas Oklahoma Texas Minnesota Iowa Missouri Arkansas Louisiana Wisconsin Illinois Mississippi Michigan Indiana Ohio Kentucky Tennessee Alabama Pennsylvania West Virginia Georgia Florida Caribbean Alaska Hawaii New York Vermont New Hampshire Maine Massachusetts South Carolina North Carolina Rhode Island Virginia Connecticut New Jersey Maryland-Delaware-D.C.

Photographs of a Variety of Activities

Unless otherwise noted, photographs by Scott Christenson, U.S. Geological Survey
Jim Erdman sampling cottonwood leaves
Dr. Jim Erdman (USGS) sampling leaves from cottonwood trees. The leaves were chemically analyzed and used to map the position of the leachate plume.

Ground-penetrating radar
USGS using ground-penetrating radar to view sedimentary structures in the Canadian River alluvium.

Partially submerged peeper sampler in the wetland overlying the leachate plume
Photograph by Dr. Isabelle Cozzarelli (USGS)

Extracting peeper
Scott Christenson (USGS) extracting peeper from the wetland overlying the leachate plume
Photograph by Dr. Isabelle Cozzarelli (USGS)

Michelle and peeper
Dr. Michelle Lorah (USGS) with a peeper sampler just removed from the wetland
Photograph by Dr. Isabelle Cozzarelli (USGS)

Tracey and peeper
Tracey Spencer using a electrochemical analyzer to measure chemistry in peeper samling chambers
Photograph by Dr. Isabelle Cozzarelli (USGS)

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Page Last Modified: Monday, 14-Jan-2013 12:54:59 EST