Science & Technology
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MeshVoro: A three-dimensional Voronoi mesh building tool for the TOUGH family of codes
MeshVoro: A three-dimensional Voronoi mesh building tool for the TOUGH family of codes
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Characterization of liquid chromatography-tandem mass spectrometry method for the determination of acrylamide in complex environmental samples
Patrick DeArmond and Amanda DiGoregorio. Analytical and Bioanalytical Chemistry. May 2013.
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Numerical simulation of the environmental impact of hydraulic fracturing of tight/shale gas reservoirs on near-surface ground water: background, base cases, shallow reservoirs, short-term gas and water transport
Researchers examined gas and water transport between a deep tight shale gas reservoir and a shallow overlying aquifer in the two years following hydraulic fracturing, assuming a pre-existing connecting pathway.
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Retrospective Case Studies Fact Sheet
Science in Action Fact Sheet: Overview of Retrospective Case Studies for EPA's Hydraulic Fracturing Study
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AVERT Tutorial: Getting Started – Identify Your AVERT Region(s)
Allows you to identify your AVERT regions.
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Technical Overview of Ecological Risk Assessment: Risk Characterization
Risk characterization is the final phase of the ecological risk assessment. It has two major components: risk estimation and risk description.
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Sampling Methods and Decontamination Technologies
Page to provide utilities with sampling methods and technologies for decontamination incidents.
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Documents to Guide Remediation
Page for utilities to access resources to support remediation activities to prepare for or respond to a contamination event.
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Risk Management for Alkylpyrrolidones
Fact sheet on Benzidine Dyes.
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Nonylphenol (NP) and Nonylphenol Ethoxylates (NPEs)
Nonylphenol (NP) and nonylphenol ethoxylates (NPEs) are produced in large volumes, with uses that lead to widespread release to the aquatic environment.
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Dioxins/Furans Report Form
Dioxins/Furans Report Form
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Manufacturer's Report Preliminary Assessment Information
Manufacturer's Report Preliminary Assessment Information
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Nonylphenol (NP) and Nonylphenol Ethoxylates (NPEs) Fact Sheet
Questions and answers on Nonylphenol (NP) and nonylphenol ethoxylates (NPEs).
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Federal Register Notice Announcing Public Meetings on Chemical Prioritization and Risk Evaluation Processes under the Amended TSCA
Pre-publication version of the Federal Register notice announcing public meetings on "Processes for Risk Evaluation and Chemical Prioritization for Risk Evaluation under the Amended Toxic Substances Control Act."
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Summary Tables for PFOA Stewardship 2014 Company Progress Reports
EPA's Non-CBI Summary Tables for PFOA Stewardship 2014 Company Progress Reports.
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Section 8(e) Notice User Guide – Primary Authorized Official
This document is the user guide for the Primary Authorized Official (AO) user of the Section 8(e) Notice tool which is part of the Office of Pollution Prevention and Toxics (OPPT) ‘Section 8(e) Notice’ application submission process.
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Section 8(e) Notice User Guide – Primary Support
This document is the user guide for the Primary Support user of the Section 8(e) Notice tool which is part of the Office of Pollution Prevention and Toxics (OPPT) ‘Section 8(e) Notice’ application submission process.
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Response to Comments for OPPT Trichloroethylene (TCE ) Draft Risk Assessment
OPPT Trichloroethylene (TCE) Draft Risk Assessment Final Comments of 9 Member Peer Review Panel.
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Public Meeting Presentation: Industry Consultation Meeting on Fees, August 11-12, 2016
The Powerpoint presentation of the August 11-12, 2016 Public Meeting: Industry Consultation to Obtain Input on the New TSCA Provision to Collect Fees.
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Public Meeting Presentation: Risk Evaluation Process, August 9, 2016
The Powerpoint presentation of the August 9, 2016 Public Meeting: Risk Evaluation Process.