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Toxic Substances Hydrology Program

The Toxic Substances Hydrology Program provides objective scientific information on environmental contamination to improve characterization and management of contaminated sites, to protect human and environmental health, and to reduce potential future contamination problems. Read more about the Toxics Program

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Pressurized filtration unit with several sample bottles.
Pressurized filtration unit used to filter liquid waste samples from the Source Characterization Study for Emerging Contaminants Project. Filtered samples were analyzed for a suite of human pharmaceuticals and household and industrial compounds -- from the Emerging Contaminants in the Environment Investigation

New Publications
Crosscutting Topics

Selected New Publications
Fish endocrine disruption responses to a major wastewater treatment facility upgrade: Barber, L.B., Vajda, A.M., Douville, C., Norris, D.O., and Writer, J.H., 2012, Environmental Science and Technology, v. 46, no. 4, p. 2121-2131, doi:10.1021/es202880e.

Linkages between denitrification and dissolved organic matter quality, Boulder Creek watershed, Colorado: Barnes, R.T., Smith, R.L., and Aiken, G.R., 2012, Journal of Geophysical Research, v. 117, no. G1, p. G01014, doi:10.1029/2011jg001749.

Hydrology and methylmercury availability in coastal plain streams (Chapter 8): Bradley, P., and Journey, C., 2012 in Nayak, P., ed., Water Resources Management and Modeling, Rijeka, Croatia, InTech, p. 169-190, ISBN:9789535102465.

Dissolved oxygen as an indicator of bioavailable dissolved organic carbon in groundwater: Chapelle, F.H., Bradley, P.M., McMahon, P.B., Kaiser, K., and Benner, R., 2012, Ground Water, v. 50, no. 2, p. 230-241, doi:10.1111/j.1745-6584.2011.00835.x.

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Upcoming Publications
Volatile organic compounds in the unsaturated zone from radioactive wastes: Baker, R.J., Andraski, B.J., Stonestrom, D.A., and Luo, W., Journal of Environmental Quality, doi:10.2135/jeq2011.0480 (IN PRESS).

Microbial degradation of chloroethenes in the fractured rock aquifer at NAWC Trenton under unamended and enhanced conditions: Bradley, P.M., U.S. Geological Survey Scientific Investigations Report (IN PRESS).

Microbial mineralization of cis-dichloroethene and vinyl chloride as a component of natural attenuation of chloroethene contaminants under conditions identified in the field as anoxic: Bradley, P.M., U.S. Geological Survey Scientific Investigations Report (IN PRESS).

Effects of thermal heating on aquifer microorganisms: Chapelle, F.H., Lacombe, P.J., and Bradley, P.M., Environmental Security Technology Certification Program (ESTCP) (IN PRESS).

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GeoHealth Newsletter
 

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The Geohealth Newsletter

Volume 9, No. 2, 2011/2012

GeoHealth is the U.S. Geological Survey's Environmental Health Newsletter. The newsletter provides information on new USGS environmental health science activities and contributions related to safeguarding the quality of the environment, the health of wildlife and fish, and public health.

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