USGS - science for a changing world

Environmental Health - Toxic Substances

Investigations

Toxic Substances Hydrology Program Investigations

The Toxic Substances Hydrology Program conducts research on three categories of contamination issues:

Subsurface Point-Source Contamination

Contaminated Site Management and Remediation

Watershed- and Regional-Scale Contamination

Other Fundamental Research and Methods Development

     
Map of Toxics Program Study Sites
Locations of Toxics Program Investigations
(Click on map for larger version)

USGS scientists collected water samples in plastic bag to prevent contamination.
USGS scientists collected water samples for a study of neuroactive pharmaceuticals in Minnesota Rivers using specialized techniques to insure the samples were not contaminated. Photo credit: Molly Trombley, USGS -- from the Emerging Contaminants in the Environment Investigation

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Page Last Modified: Tuesday, 04-Aug-2015 14:51:25 EDT