Science & Technology

ReachScan - an Exposure Assessment Model

ReachScan estimates surface water concentrations downstream from industrial sites to assess impacts on the aquatic environment and potential dose rates for humans exposed via ingestion of drinking water and fish.

IIOAC - Integrated Indoor-Outdoor Air Calculator

This is an overview of the conceptual model framework of IIOAC.

Point Source Calculator Version 1.05 (PSC v1.05)

Estimate chemical concentrations in water column, porewater, and sediment.

2015 - Pesticide Registration Service Fees

pria annual report 2015 documents

CDR Petitions

Provides links to CDR documents and tools that can be used for CDR reporting

2016 Chemical Data Reporting Resources

Provides links to CDR documents and tools that can be used for CDR reporting

Strategic Plan to Reduce the Use of Vertebrate Animals in Chemical Testing

Alt Testing Documents

Acute Oral Toxicity Up-And-Down-Procedure

The Up-and-Down Procedure is an alternative acute toxicity test that provides a way to determine the toxicity of chemicals with fewer test animals by using sequential dosing steps. Find out about this test procedure.

Assessing Human Health Risk from Pesticides

EPA protects human health and the environment by evaluating the risk associated with pesticides before allowing them to be used in the United States. Learn about the tools and processes used in risk assessment for pesticides.

Cumulative Assessment of Risk from Pesticides

EPA protects human health and the environment by evaluating the risk associated with pesticides before allowing them to be used in the United States. Learn about the tools and processes used in risk assessment for pesticides.

Guidance for Reporting on the Environmental Fate and Transport of the Stressors of Concern in Problem Formulations

Improve quality, consistency, completeness of information reported on environmental fate and transport of stressors of concern in problem formulations.

Risk Management for Methylene Diphenyl Diisocyanate (MDI) and Related Compounds

Fact sheet on Benzidine Dyes.

New Chemicals Program Review of Alternatives for PFOA and Related Chemicals

In 2006, EPA and the eight major companies in the industry launched the 2010/15 PFOA Stewardship Program, in which companies committed to reduce global facility emissions and product content of PFOA and related chemicals by 95 percent by 2010, and to work

TSCA Section 21 Petition Requesting EPA to Require Recordkeeping for Air Freshener Products

This TSCA Section 21 Petition Requests EPA to Require Recordkeeping for Air Freshener Products

Register for Upcoming Webinar on Reducing Animal Testing

Join the U.S. EPA, PETA Science Consortium International, Institute for In Vitro Sciences, and California Department of Pesticide Regulation on Wednesday, February 21, 2024, at 11 a.m. EST for a webinar on the use of new approach methodologies (NAMs).