The Puget Sound Maritime Air Forum is a voluntary association of private and public maritime organizations, air agencies, and other parties with operational or regulatory responsibilities related to maritime industry air quality impacts. Forum members are committed to accurately identifying and quantifying maritime-related sources of air pollution and seeking ways to voluntarily reduce air pollution impacts from this transportation sector.

Partners in this effort include the American Lung Association of Washington, Burlington Northern Santa Fe Railway, Northwest Clean Air Agency, NorthWest CruiseShip Association, Olympic Clean Air Agency, Pacific Merchant Shipping Association, Port of Everett, Port of Seattle, Port of Tacoma, Puget Sound Clean Air Agency, Washington State Ferries, Western States Petroleum Association, and others.