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Environmental Health - Toxic Substances

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

Recent Science Features


New Publications
Contamination with bacterial zoonotic pathogen genes in U.S. streams influenced by varying types of animal agriculture: Science of the Total Environment

Municipal solid waste landfills harbor distinct microbiomes: Frontiers in Microbiology

Cyanotoxins of inland lakes of the United States--Occurrence and potential recreational health risks in the EPA National Lakes Assessment 2007: Harmful Algae

Dairy-impacted wastewater is a source of iodinated disinfection byproducts in the environment: Environmental Science and Technology Letters

Wastewater disposal from unconventional oil and gas development degrades stream quality at a West Virginia injection facility: Environmental Science and Technology

Endocrine disrupting activities of surface water associated with a West Virginia oil and gas Industry wastewater disposal site: Science of the Total Environment

More >

GeoHealth Newsletter
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The GeoHealth Newsletter
Volume 12, No. 2, 2015

GeoHealth is the U.S. Geological Survey's Environmental Health Newsletter.

Crosscutting Topics
Photo Gallery

USGS scientist on a boat lowering a surface-water sampler with a crane.
As part of the USGS's national reconnaissance of the occurrence of emerging contaminants in source waters, scientists collected water samples near intake structures for water-supply plants. Here a USGS technician on a water-quality sampling boat is operating a crane with a water-quality sampler attached -- Duck River, TN -- from the Emerging Contaminants in the Environment Investigation

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