Public Works Services

  1. Air Quality Control

    The district's primary responsibility is controlling air pollution from stationary sources, and we are committed to achieving and maintaining healthful air quality throughout our tri-county jurisdiction.

  2. Aviation / Airports

    The Arcata / Eureka Airport is Humboldt County's regional airport offering commercial air service to a 3 county area including Humboldt, Del Norte and Mendocino counties.

  3. Public Works

  4. Waste Management Authority (HWMA)

    Humboldt Waste Management Authority (HWMA) owns and operates a transfer station that includes garbage drop off, green waste drop off, a recycling center and a household hazardous waste collection facility.

  5. Bids and Request for Proposal

    Opportunities for bidding, request for proposals (RFP), and request for qualifications (RFQ)