Learn the Issues
-
Technology Transitions Reporting
Learn about HFC reporting requirements under the Technology Transitions Program. Under the AIM Act, manufacturers and importers of certain products and equipment that use hydrofluorocarbons must submit annual reports to EPA starting with year 2025 data.
-
Visibility and Regional Haze
Haze forms when sunlight encounters particle pollution. It reduces visibility in cities and scenic areas. This web area provides regulatory information and progress towards improving visibility through EPA’s regional haze program.
-
Track 2: Mid-Format Batteries – Current Policies, Practices, and Trends
On September 12, 2024, the EPA hosted a virtual working session for Track 2: mid-format batteries on current policies, practices, and trends as part of EPA’s battery collection best practices initiative.
-
Track 2: Mid-format Batteries – In-Person Working Session on Exploring Collection Best Practices and Labeling Guidelines
On January 27-28, 2025, EPA hosted an in-person working session in Arlington, VA for Track 2: Mid-format batteries as part of EPA’s battery collection best practices and voluntary labeling guidelines initiative.
-
Track 2: Mid-Format Batteries – Role of Manufacturers and Retailers in Promoting Safer Use and Management
On October 15, 2024, the EPA hosted a virtual working session for Track 2: mid-format batteries - the role of manufacturers and retailers in promoting safer use and management.
-
Chiquita Canyon Landfill, Castaic, CA
Chiquita Canyon Landfill (CCL) is a 639-acre municipal solid waste landfill, located in the northern section of Los Angeles County, that is operated by Waste Connections and has served Los Angeles County since 1972.
-
Consent Agreement and Final Order with Waynesboro Concrete, Inc., located at 855 Davis Road, Waynesboro, Georgia.
Consent Agreement and Final Order with Waynesboro Concrete, Inc.
-
Lukachukai Mountains Mining District: Cove, Lukachukai, and Round Rock Chapters, Navajo Nation, AZ
The Lukachukai Mountains Mining District (LMMD) site is located primarily in the Cove, Round Rock, and Lukachukai Chapters of Navajo Nation in N.E. Arizona. In March 2024, EPA added LMMD to the National Priorities List (NPL) or "Superfund List".
-
Inspections and Enforcement
Information about Red Hill's Spill Prevention and Underground Storage Inspections, Drinking Water System Compliance, and AFFF Release Investigation.
-
Drinking Water System Compliance at Joint Base Pearl Harbor-Hickam
Overview of the drinking water emergency affecting Joint Base Pearl Harbor-Hickam, with links to resources and news releases, and a description of what EPA is doing to assist our federal and state partners.
-
1977 QA Handbook for Air Pollution Measurement Systems Volume III: Stationary Source-Specific Methods
Table of Contents for the QA Handbook for Air Pollution Measurement Systems Volume III: Stationary Source-Specific Methods
-
Current and Previously Registered Section 3 Plant-Incorporated Protectant (PIP) Registrations
This Web page lists products containing plant-incorporated protectants. Find information about registration dates and regulatory background documents.
-
Biopesticide Active Ingredients
Listing of biopesticide active ingredients
-
Does EPA Actions apply to permits that are jointly issued by EPA and a state, tribal, or local permitting authority with partially delegated permitting authority?
EPA regional offices will decide whether a permit that EPA jointly issues with a state, tribal, or local permitting authority should be considered for prioritization for enhanced outreach as described in EPA Actions on a case‐by‐case basis. EPA will take into account its role and authority in issuing the specific…
-
Do EPA Actions or the Promising Practices impact any obligations the States may have under Title VI of the Civil Rights Act of 1964 and other non‐discrimination statutes?
As recipients of federal financial assistance, States have affirmative obligations under Title VI of the Civil Rights Act of 1964 and other non‐discrimination statutes. This notice does not address or modify those obligations. For further information about the obligations under these statutes, please refer to EPA’s Guidance to Environmental Protection…
-
Air Quality
Learn about air quality and how it affects health. Discover how to check air quality forecasts, learn about what causes poor air quality, and find out how to help make our air cleaner every day.
-
Developing a Successful State Environmental Health Program for Schools
This page helps you develop a successful environmental health program for your school.
-
Title V Program Evaluations in Massachusetts
EPA Title V program evaluation for Massachusetts, October 14, 2021.
-
Appendix A: Model Program for the State School Environmental Health Guidelines
environmental health guide
-
The EPA OIG Identifies Multiple Factors Contributed to the Delay in Constructing CSO Tanks at the Gowanus Canal Superfund Site in NYC
The EPA OIG Identifies Multiple Factors Contributed to the Delay in Constructing CSO Tanks at the Gowanus Canal Superfund Site in NYC