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Air Quality Program

We're protecting, preserving, and enhancing the air quality of Washington.

Protecting air quality is critical to public and environmental health. Air pollution causes lung disease and decreases lung function in children. It also worsens and increases the risk of dying from heart and lung disease and is associated with cancer. Air pollution also affects the environment by harming soil, water, crops, forests, wildlife and visibility.

The main sources of air pollution in Washington are motor vehicles (over 50%) and smoke from outdoor burning and wood stoves.

Cars on freeway
Motor Vehicles
Diesel Information
Picture of a combine mowing wheat in Eastern Washington.
Agricultural Burning
Picture of a legal wood burning stove.
Woodstoves Fireplaces
Picture of an outdoor burning pile.
Outdoor Residential Burning

AIR MONITORING DATA

Washington Air Quality Advisory (WAQA) | AIRNow | Real-Time Air Monitoring Data | National Air Toxics Data Exposure Limits | Criteria Pollutants and Standards

AIR EMISSIONS INVENTORY

General Information and Emissions Summaries l Large Business Emissions Inventory Assistance | Source Test Manual

AIR POLLUTION AND HEALTH

EPA has just released a study of health risks from breathing air toxics, called the National Air Toxics Assessment (NATA). 
Find out about health risks from air toxics in Washington.

Georgia Basin-Puget Sound International Air Shed Meeting Presentations,  Bellingham WA September 2009

COMMERCIAL INDUSTRIAL AIR PERMITS


FEDERAL CLEAN AIR ACT

US Environmental Protection Agency Data Finder

STATE CLEAN AIR ACT


AIR QUALITY RULES AND REGULATIONS


GENERAL REGULATIONS AIR POLLUTION SOURCES


QUESTIONS/COMMENTS

Please include your county name for faster service.

A picture of I-5 heading into Seattle

 

Breathe the Difference

What to do instead of outdoor burning.

SPOTLIGHT

Ecology's air monitoring web site now has a faster loading time! You can now download a map of monitoring sites around the state in less than 10 seconds. Then just click on any colored dot to see real-time air quality conditions in that area.

TransAlta Agreement

BART Information

What To Do Instead of Burning

Home Heating Burn Bans

Greenhouse Gas Reporting Rule


TAKE ACTION!

Climate Change in Washington State

Regional Haze

Save Gas AND Reduce Pollution

Ten Simple Ways to Reduce Air Pollution - Includes Anti Idling Info


MORE

Air Quality Staff

News

Nonattainment Areas

Other Air Quality Links