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  • Request for Proposals – Climate Mitigation and Resilience Projects

    The Northwest Clean Air Agency (NWCAA) is preparing to award $3.5 million in funding to support up to three local climate mitigation and resilience projects that offer clear, tangible, positive benefits to local communities.

    Jan. 13, 2025

  • Sulfur Dioxide (SO2) emissions at Intalco

    NWCAA worked with the Washington Department of Ecology, the U.S. Environmental Protection Agency, and various stakeholders to bring sulfur dioxide emissions from Alcoa’s Intalco aluminum smelter in Whatcom County in line with national air quality standards.

    Apr. 26, 2019

  • Indoor Air Quality

    Compiled information and tips into this online resource to help you keep your indoor air clean and healthy.

    Jan. 7, 2016

  • Columbia Valley Air Quality Improvement Project in Whatcom County

    We are active participants in this community-led effort to improve air quality by reducing wood smoke in the Columbia Valley urban growth area of Whatcom County.

    Jan. 2, 2016