About EPA

IAQ Science and Technologies

List of links to learn about indoor air quality.

EPA to Take Lead of Emergency Response at Smitty’s Supply Fire in Roseland

With first responders continuing to fight the fire at the Smitty’s Supply Inc. site, U.S. Environmental Protection Agency (EPA) will serve as the lead agency on-scene. Previously, the responsible party (Smitty’s), was coordinating these efforts.

Release Date: August 24, 2025

Update from Unified Command on Smitty’s Supply Fire in Roseland

As firefighting and environmental response efforts continue at the Smitty Supply Inc. site, U.S. Environmental Protection Agency (EPA) will serve as the lead agency on-scene.

Release Date: August 24, 2025

EPA Region 7 Emergency Response Storymap Audio Interview Transcripts

EPA and LDEQ Update on Smitty’s Supply Fire Air Monitoring Readings Below Actionable Levels

The Louisiana Department of Environmental Quality (LDEQ) and the Environmental Protection Agency (EPA), continue to actively monitor and respond to the fire incident at the Smitty’s facility in Roseland, Louisiana.

Release Date: August 23, 2025

EPA Finalizes Rule Ensuring Military, Asthma Inhalers, Semiconductor Manufacturers Have Priority Access to Needed Ingredients

EPA is finalizing a rule to support essential American industries by renewing limited, priority access to a class of key chemicals called hydrofluorocarbons (HFCs) for critical uses through 2030.

Release Date: August 22, 2025

EPA Resolves Longstanding Litigation to Protect Endangered Species, Ensure Pesticides That Feed and Fuel America Remain Available

The EPA is seeking public comment on the National Marine Fisheries Service’s opinion for the insecticides carbaryl and methomyl.

حرائق الغابات وجودة الهواء الداخلي

Arabic translation of Wildfires and Indoor Air Quality web page

Finding of No Significant Impact for the Proposed Solar Photovoltaic System at the EPA Edison Facility

NEPA Review Form for Edison Facility

EPA Cuts Red Tape for Commercial, Industrial Incinerators After Natural Disasters

Agency Follows Through on States’ Request for Flexibility Regarding Effective, Life-Saving Debris Removal

EPA Administrator Lee Zeldin issued an Interim Final Rule (IFR) to cut red tape on the temporary use of Commercial and Industrial Solid Waste Incinerators (CISWI) for natural disaster debris.

Release Date: August 22, 2025

FRS Data Download Options

A list of Data Resources that FRS makes available for consumption. This page provides links to Web Services, Prepackaged Downloads, and Custom Downloads to access FRS data.

FRS Documentation

This page contains links to all FRS related documentation.

Search for FRS data

List of options to search for EPA site data in FRS

EPA Announces Action on Small Refinery Exemptions, Continues Work to Get Renewable Fuel Standard Program Back on Track

EPA is acting on the backlog of 175 Small Refinery Exemption (SRE) petitions from 38 small refineries for 2016 – 2024 compliance years, in consultation with DOE.

Release Date: August 22, 2025