Science & Technology

Update Your Member Lab Compendium Data

The Compendium of Environmental Testing Laboratories is a limited-access online database of environmental laboratories nationwide that is available to EPA; Federal, State, and local emergency responders; laboratory personnel; and water utilities.

2024 Appendix W Final Rule

On November 20, 2024, the EPA Administrator signed a final rule that revises the Guideline on Air Quality Models. This webpage provides the background material related to this final rule for stakeholder reference.

Podcast: The EPA Needs to Determine Whether Seresto Pet Collars Pose an Unreasonable Risk to Pet Health

EPA Requests Nominations for Panel Members and Ad Hoc Reviewers for the Science Advisory Committee on Chemicals

EPA Requests Nominations for Ad Hoc Peer Reviewers and Membership Appointment to the SACC

A Guide to Siting and Installing Air Sensors

The availability of small, lower-cost, and more portable air sensors is an exciting development for individuals and organizations interested in measuring local air quality. But finding a place to site and install that sensor is important.

PM2.5 Tiering Tool - for Exceptional Events Analysis

This tool makes a time series plot for a specific location and time period. This tool displays daily air quality summary statistics for the criteria pollutants by monitor.

Metals CRADA Phase 1 Report

This page describes aquatic life criteria and links to methodology documents.

Bioassessment and Biocriteria Program Status for Alaska: Streams and Wadeable Rivers

Biocriteria Program Status of Alaska

Contaminants of Emerging Concern including Pharmaceuticals and Personal Care Products

Both the Office of Pesticide Programs (OPP) and the Office of Water (OW) assess the effects of pesticides on aquatic ecosystems using approaches that afford a high degree of protection for aquatic life and that were developed with high quality data.

Consumable Fish and Shellfish

This page explains the connection of the ROE indicators to the chapter themes. This page includes the ROE questions, lists of the related indicators, and additional background information.

News Release: The EPA Office of Inspector General Identifies Gaps in Oversight of the Wood Heater Program under the Clean Air Act

Homeland Security Strategic Research Action Plan 2019-2022

This is a four-year research strategy designed to meet the following objectives:
Improve water utilities’ abilities to prepare for and respond to incidents that threaten public health; and
Advance EPA’s capabilities to respond to wide-area contamination

Chemical Safety for Sustainability Strategic Research Action Plan 2019-2022

This is a four-year research plan for leading the development of innovative science to support safe and sustainable selection, design, and use of chemicals and materials required to promote human and environmental health and sustainability.

Safe and Sustainable Water Resources Strategic Research Action Plan 2019-2022

EPA's Safe and Sustainable Water Resources (SSWR) research program is using an integrated systems approach to develop scientific and technological solutions to protect human health, and to protect and restore watersheds and aquatic ecosystems.

Sustainable and Healthy Communities Strategic Research Action Plan 2019-2022

The SHC Strategic Research Action Plan (StRAP) defines a program that emphasizes research and technology to support cleaning up contaminated sites and protecting communities, while also restoring ecosystems that provide benefits to those communities.

Air and Energy Strategic Research Action Plan 2019-2022

Air and Energy research activities are structured under three inter-related topic areas: (1) Science for Air Quality Decisions; (2) Extreme Events and Emerging Risks; and (3) Next-Generation Methods to Improve Public Health and the Environment.

CAA Public Input

Opportunities for the public to interact with the Clean Air Act

WDC Acquisition LLC, Solid Waste Management Unit (SWMU) 12 – Solid Waste Landfill, Creston, Union County, Iowa - Fact Sheet, February 2023

Public Comment Period for Statement of Basis and Proposed Remedy

Notification: Fraud Alert: Grantees Disclose Violations to OIG

2022 Mitigation Bank and In-Lieu Fee Program Review Workbooks and Checklists

The Mitigation Bank and In-Lieu Fee Program Review Workbooks and Checklists were developed from the materials of the National Training course for mitigation banking and in-lieu fee program interagency review teams.