Science & Technology

Asthma Research

EPA is working to explore the role of common air pollutants in the development and exacerbation of asthma at different life stages as well as other environmental and genetic factors that might make a person more sensitive to developing asthma.

ProUCL version 5.0.00 Documentation Downloads

ProUCL 5.0 is a user friendly freeware package providing statistical and graphical tools needed to address statistical issues described in the various EPA guidance documents.

Sustainable Materials Management: At Your Fingertips

EPA recently announced the release of the beta version of EPA’s Materials Management Wizard web application (or “M-Wiz,” for short)—that puts that wealth of knowledge at your fingertips in a guided, easy-to-use format you can tailor to your specific needs.

Physiological and Anatomical Visual Analytics

PAVA displays results from multiple models in a new way that helps scientists see how the human body responds to various chemicals and exposure scenarios.

Frequently Asked Questions for Reports on Air Sensor Performance Testing Protocols, Metrics and Target Values

EPA has developed two reports outlining recommended testing protocols, metrics, and target values for evaluating the performance of fine particulate matter (PM2.5) and ozone (O3) air sensors. This page answers frequently asked questions about the reports.

Science Articles in EM Magazine

This page contains articles by EPA that have been published in EM magazine, a member publication of Air & Waste Management Association.

Landfill Methane Outreach Program (LMOP)

The U.S. EPA's Landfill Methane Outreach Program is a voluntary program that works cooperatively with industry stakeholders and waste officials to reduce or avoid methane emissions from landfills. Landfill gas contains methane, a potent greenhouse gas.

CEDRI - Job Aides

Compliance and Emissions Data Reporting Interface

Renewable Natural Gas

Learn the basics about and benefits of renewable natural gas (RNG) derived from landfill gas or anaerobic digester gas. RNG can be used in place of fossil natural gas.

Joint Principles for Preventing and Managing PFAS in Biosolids

Reports OIG

Audit and Evaluation Reports issued by the Office of General.

Reduced-Form Tools for Calculating PM2.5 and Ozone Benefits

We provide three reduced-form tools to estimate the human health benefits and economic values of changes in PM2.5 precursor emissions.

EPA's Office of Inspector General

The Office of Inspector General is an independent office within EPA that helps the agency protect the environment in a more efficient and cost effective manner.

Report: Audit Follow-up: Missing Federal Financial Reports for IIJA-Funded Awards in the EPA’s Grant Files System

Audit Follow-up: Missing Federal Financial Reports for IIJA-Funded Awards in the EPA’s Grant Files System

GHGRP Power Plants

Overview and data highlights of 2023 power plant emissions of greenhouse gases in EPA's Greenhouse Gas Reporting Program.

Benzene Results - Acute Exposure Guideline Levels (AEGL) Program

AEGLs for Benzene, CAS 71-43-2, represent threshold exposure limits for the general public and are applicable to emergency exposure periods ranging from 10 minutes to 8 hours; Human health hazards of benzene acute exposure and derivation of AEGL values.