Current Announcements

Sensor Data Available on Fire and Smoke Map

AirNow and the U.S. Forest Service have launched a pilot project to show data from low-cost sensors on the Fire and Smoke Map. The goal of the project is to provide additional air quality information during wildfires – especially in areas with no AirNow monitors. See the map.

AirNow app

EPA’s AirNow app has a sleek new look and improved functionality! Download the updated app for free on the Apple App Store or the Google Play Store.

Updated AirNow Website

Welcome to the updated AirNow website. If you have questions, let us know.

Learn how to use this site.


2020 Air Quality Awareness Week

Air Quality Awareness Week (AQAW) is May 4 – May 8, 2020. Our theme this year is Better Air, Better Health! Our goal is to promote events that increase air quality awareness and encourage people to check the Air Quality Index (AQI) daily.

Wildfire potential where you live

Want to know about the potential for significant wildfires where you live? Check the National Interagency Fire Center’s Outlooks page at to learn more.  

Even if predictions don’t show a significant wildfire risk for your area, you should prepare for fire season if you live a wildfire-prone area. The Wildfire Smoke Fact Sheet: Prepare for Fire Season has tips to help you get ready.

Learn To Burn Wood The Right Way

During the wintertime, residential wood smoke is a main contributor to fine particle pollution (PM) and is responsible for poor air quality days in many areas across the United States.

Wildland Fires

The potential for significant wildland fires in California continues through December. Some air monitors may be down due to power outages. If you see or smell smoke, protect your health by checking Wildfire Guide Factsheets.
Smoke advisories and forecasts for local air agencies.

Smoke From Outside Can Enter Your Home

Smoke from outside can enter your home and affect the indoor air quality. EPA’s new web site Wildfires and Indoor Air Quality can help you learn how smoke enters your home and what you can do about it.

You can also learn how to create a clean room in your home. 

Air Quality Awareness Week

Air Quality Awareness Week (AQAW) is April 29 – May 3, 2019. This year’s theme is: Check the AQI & Get Outside.

New Wildfire Guide Factsheets

To help you get ready for fire season there are two new Wildfire Guide factsheets available: Protect Your Pets from Wildfire Smoke  and Protect Your Large Animals and Livestock from Wildfire Smoke.