Science & Technology

GHGRP Suppliers of Petroleum Products

Overview and data highlights of 2023 supplier of petroleum products of greenhouse gases in EPA's Greenhouse Gas Reporting Program.

Test - SAM 2025 Radiochemical Method Summary

Selected Analytical Methods.

Test - SAM 2025 Radiochemical Methods Query Results

Selected Analytical Methods

Lead at Superfund Sites: Related Links

View a variety of links for information related to lead and lead cleanup at Superfund sites.

Green Infrastructure Soak Up the Rain Webinars

EPA's Green Infrastructure Soak Up the Rain webinars feature leading academics and professionals from around the country sharing expertise on a range of topics related to green infrastructure.

Management of Hazardous Waste Pharmaceuticals

The Agency is in the process of developing a new proposal to establish appropriate standards for the management and disposal of hazardous waste pharmaceuticals generated by healthcare facilities.

EPA Office of Inspector General identifies that EPA staff did not elevate significant issues in Benton Harbor’s water system

News Release: Statement of EPA Inspector General Sean O’Donnell on House Committee on Energy and Commerce Subcommittee on Oversight and Investigations

News release containing Statement of EPA Inspector General Sean O’Donnell on House Committee on Energy and Commerce Subcommittee on Oversight and Investigations Hearing

The EPA Office of Inspector General Issues the EPA Fiscal Year 2024 Top Management Challenges Report

The EPA Office of Inspector General Identifies that the EPA Needs to Improve Its Reporting in USAspending.gov

All NPL Partial Site Deletion Narratives for Uravan Uranium Project (Union Carbide)

EPA Office of Inspector General issues Fiscal Year 2024 Oversight Plan along with Investigative Priorities

News Release - EPA Office of Inspector General issues Fiscal Year 2024 Oversight Plan along with Investigative Priorities

Learn About Stressors

This is the introductory page to the stressors module.

Simple and Detailed Conceptual Model Diagram Downloads

Simple and detailed conceptual model diagram and associated narrative for ammonia, dissolved oxygen, flow alteration, herbicides, insecticides, ionic strength, metals, nutrients, ph, physical habitat, sediments, temperature, unspecified toxic chemicals.