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Results 1 - 20 of 19,300 for contaminants within all areas of EPA.

Contaminants  Any element, substance, compound, or mixture that, after release into the environment and upon exposure, ingestion, inhalation, or assimilation into any organism, will or may reasonably be anticipated to cause illness, death, or deformation in any organism. The definition of pollutant or contaminant specifically excludes petroleum and natural gas. -  From RCRA Orientation Manual 2008 Glossary
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Contaminant Candidate List (CCL) and Regulatory Determination
Learn about EPA's drinking water contaminant candidate list and regulatory determinations.
Monitoring Unregulated Drinking Water Contaminants
Provides the Unregulated Contaminant Monitoring Rule requirements and the monitoring results (data).
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Contaminants at Superfund Sites
This page provides links to other pages about specific contaminants at Superfund sites.
Water Contaminant Information Tool (WCIT)
An online database that provides information about chemical, biological, and radiological contaminants of concern for water security.
Emerging Contaminants and Federal Facility Contaminants of Concern
This page links to fact sheets summarizing contaminants of concern and emerging contaminants that present unique issues and challenges to the environmental community in general and to FFRRO in particular.
How EPA Regulates Drinking Water Contaminants
This page describes the EPA's methods and processes of regulating contaminants in drinking water.
Region 8 Superfund Technical Guidance: Estimating Site-Specific Exposure to Contaminants in Indoor Dust
Regional guidance provides a basic mathematical approach for estimating site-specific exposure from contaminants in indoor dust.
Region 8 Superfund Technical Guidance: Evaluating and Identifying Contaminants of Concern for Human Health
Regional guidance intended to clarify the evaluation process for selecting contaminants of concern for the human health risk baseline risk assessment process at Superfund sites. Sep. 1994
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11/30/2015: Final agreement to study contamination at ...2015-11-30
... has committed to an aggressive investigation of the contamination in a ... water
and surface water at the site contain various contaminants of concern ...
11/23/2015: Settlement with EPA to Address TCE ...2015-11-30
... News Releases By Date. Settlement with EPA to Address TCE Contamination
at Former Toastmaster Manufacturing Facility in Macon, Mo. ...
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Biological Pollutants' Impact on Indoor Air Quality
Biological contaminants include bacteria, molds, mildew, viruses, animal dander and cat saliva, house dust, mites, cockroaches, and pollen.
Contaminants of Concern (COC) at Underground Storage Tank (UST) Sites
Learn about contaminants of concern and cleanup levels at underground storage tank (UST) releases.
BIOPLUME II, Computer Model of Two-Dimensional Contaminant Transport under the Influence of Oxygen Limited Biodegradation in Ground Water
BIOPLUME II is a simulation that computes concentrations of dissolved hydrocarbon under the influence of oxygen-limited biodegradation in an aquifer.
Determining the prevalence of contaminants in treated and untreated drinking water
Scientists from EPA and the U.S. Geological Survey (USGS) are conducting a multi-phase study to determine the presence of contaminants of emerging concern in treated and untreated drinking water.
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Indicators: Fish Tissue Contaminants
Fish tissue contaminants are indicators of toxic chemicals in the water. Mercury, PCBs, chlordane and DDT concentrate in fish and pose health risks to people and animals that consume them.
Six-Year Review 2 Contaminant Occurrence Data (1998-2005)
In March 2010, EPA announced the review results for the Agency’s second Six-Year Review. EPA analyzed occurrence data for the Six-Year Review 2 for 69 regulated contaminants, using data provided by 47 states or primacy agencies.
ACE Environments and Contaminants
Trends in pollutants that can affect children?s health (air pollutants, drinking water contaminants, pesticides, land contaminants, climate change)
National Forum on Contaminants in Fish
National Forum on Contaminants in Fish
Learn About the Unregulated Contaminant Monitoring Rule
EPA uses the Unregulated Contaminant Monitoring program to collect data for contaminants suspected to be present in drinking water, but that do not have health-based standards set under the Safe Drinking Water Act (SDWA)
A Best Practices Guide to Talking to your Customers about Chronic Contaminants in Drinking Water
This fact sheet will help you understand the importance of communicating with the public about chronic contaminants - both regulated and unregulated. It also describes effective strategies for getting your message out.
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