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Title V Permitting Program Evaluations for South Carolina

EPA Title V and New Source Review program evaluation conducted on South Carolina Department of Health and Environmental Control, Bureau of Air Quality

Title V Permitting Program Evaluations for Georgia

EPA Title V and New Source Review program evaluation conducted on March 28, 2012 for Georgia DEP

National Health and Nutrition Examination Survey (NHANES)

Metadata for National Health and Nutrition Examination Survey (NHANES).

Children's Health Publications

Find EPA publications about protecting children's environmental health.

Water Quality Monitoring Resources for the Merrimack River

View a collection of water quality monitoring resources for the Merrimack River.

Tip Saves Energy, Money for Pennsylvania Plant

A wastewater treatment plant in Berks County, Pennsylvania is saving nearly $45,000 a year and reducing hundreds of metric tons of greenhouse gases since employing an energy conservation tip offered by the Water Protection Division in EPA’s R3 and PADEP.

National Air Toxics Assessment

NATA is an ongoing thorough evaluation of air toxics in the U.S. Intended as a screening tool, it helps air agencies learn which pollutants, emission sources and places they may wish to study further to better understand possible public health risks.

WIFIA Federal Requirements

Projects receiving WIFIA credit assistance must comply with all federal laws and regulations, including environmental compliance requirements and other compliance requirements.

What is the difference between the insert inline media feature and the insert media feature on the WYSIWYG?

Note that, media refers to multimedia assets like images, videos, and documents, along with their associated metadata, managed as "media entities" by the core Media module. This system centralizes the uploading, organization, and reuse of these assets, providing a unified interface for administrators and editors to handle content such as…

Last published: September 9, 2026

Popular Resources for Pennsylvania

Portal for news and information about EPA's efforts in Pennsylvania

Pre-2015 Regulatory Regime

Background on the pre-2015 regulatory regime for the definition of "waters of the United States"

Wasted Food Scale

This page focuses on the wasted food scale, which prioritizes actions that prevent and divert wasted food from disposal.

Definition of "Waters of the United States": Rule Status and Litigation Update

Webpage giving updates regarding the litigation on WOTUS and the definition that applies in light of that litigation

About Waters of the United States

Legal background and current implementation of the definition of Waters of the United States

Public Outreach and Stakeholder Engagement Activities

Information about the scheduled outreach activities regarding EPA and Army's review of the NWPR and intention to replace the definition of "waters of the United States"

Water Quality Certifications on Tribal Lands and Lands of Exclusive Federal Jurisdiction in EPA's Pacific Southwest (Region 9)

This page provides information about EPA’s Clean Water Act (CWA) Section (§)401 Water Quality Certifications on Tribal Lands and Lands of Exclusive Federal Jurisdiction in EPA's Pacific Southwest (Region 9).

First Five-Year Review of the Garden City Ground Water Plume Superfund Site

The U.S. Environmental Protection Agency, in consultation with the Indiana Department of Environmental Management, is conducting a review of the Garden City Superfund site located in Garden City, Indiana.

Comments Due Date: September 26, 2026
Geographic Locations: Indiana