Science & Technology

Now Available: Latest Update to the TSCA Inventory

Register for EPA’s Webinar on Proposal to Strengthen Lead-Based Paint Standards

Join the U.S. Environmental Protection Agency (EPA) on August 23, 2023, at 2 p.m. EDT for a webinar on the Agency’s recent proposal to strengthen lead-based paint standards to protect against childhood lead exposure.

Conferences, Workshops and Webinars on Air Sensor Technology

EPA conducts conferences and webinars on air sensor technology that include topics on development and application of air sensors and research being conducted to advance the use of the technology to understand air quality conditions.

Six-Year Review 4 of Drinking Water Standards

Main Six-Year Review 4 web page containing results of the review

eGRID2020 Corrections and Revisions

Describes corrections and revisions for updated eGRID data

Notice of Data Availability - Preliminary Interstate Ozone Transport Modeling Data for the 2015 Ozone NAAQS

EPA is providing an opportunity to review ozone transport modeling data for the 2015 ozone NAAQS

Findings of Failure to Submit a Clean Air Act Section 110 State Implementation Plan for Interstate Transport for the 2015 Ozone National Ambient Air Quality Standards (NAAQS)

EPA is finding that seven states failed to submit complete interstate transport State Implementation Plans or SIPs for the 2015 8-hour ozone National Ambient Air Quality Standards

Rescission of the Finding of Failure to Submit a Clean Air Act Section 110 State Implementation Plan for Interstate Transport for the 2015 Ozone National Ambient Air Quality Standards (NAAQS)

EPA is finding that seven states failed to submit complete interstate transport State Implementation Plans or SIPs for the 2015 8-hour ozone National Ambient Air Quality Standards

CHP Benefits

Learn about CHP benefits, including increased efficiency, reduced emissions of greenhouse gases and other air pollutants, energy cost savings, and enhanced energy reliability.

CHP Policies and Incentives

Access state and federal CHP policies and incentives through dCHPP (CHP policies and incentives database)

CHP Energy and Emissions Savings Calculator

Download the CHP Emissions Calculator, a tool that calculates the difference between the anticipated carbon dioxide, methane, nitrous oxide, sulfur dioxide, and nitrogen oxide emissions from a CHP system to those of a separate heat and power system.

Data Use and Citation

Citation for CASTNET data use in publications

Water Quality Standards Regulations: Pueblo of Nambe

Information related to Water Quality Standards for Pueblo of Nambe.

Strengthened Practices for Peer Review

This document focuses on the rigor of the process for identifying and evaluating actual or potential conflicts of interest for contractor-managed peer reviews of EPA.

IRIS Bimonthly Public Meeting (Jun 2014)

On June 25-27, 2014, EPA hosted a public meeting/webinar, to provide an opportunity for the public to give input and participate in an open discussion regarding several IRIS chemical assessments of Hexavalent Chromium (Cr(VI)) and Inorganic Arsenic (iAs).

Volunteer Registration Forms

These forms are provided online for volunteers consent to participate in an EPA clinical study at the EPA Research Facility in North Carolina.

U.S. EPA. 2000. Science Policy Council Handbook: Peer Review

The goal of the Peer Review Policy and this Handbook is to enhance the quality and credibility of Agency decisions by ensuring that the scientific and technical work products underlying these decisions receive appropriate levels of peer review by independe