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King County Code 10.25.110 established the Metropolitan Solid Waste Management Advisory Committee (MSWMAC). The committee is also memorialized in the Amended and Restated Solid Waste Interlocal Agreements. MSWMAC advises the Executive, the Regional Policy Committee, acting as the solid waste interlocal forum, and the King County Council in all matters relating to solid waste management. The committee participates in the development of the Comprehensive Solid Waste Management Plan.

Metropolitan solid waste management advisory committee (mswmac) resources

MSWMAC meetings are generally held at 11:15 a.m. on the second Friday of each month at King Street Center, but currently meetings are being held virtually/in-person due to the COVID-19 pandemic. Meeting agendas and draft minutes are posted one week in advance of the meeting.

MSWMAC meetings

Note: Members of the public are encouraged to participate in-person or virtually. Please contact Dorian Waller email Dorian Waller to register for upcoming meetings for more information to participate.

2022

  • January 14
  • February 11
  • March 11
  • April 8
  • May 13
  • June 10
  • July 8 – no meeting
  • August 12
  • September 9
  • October 14
  • November 18 (joint meeting with SWAC) – virtual meeting external link
  • December 9

MSWMAC documents

Agenda

Minutes

Archived minutes

Solid waste newsletter

Documents

Work products

  • MSWMAC Adopted Transfer Plan MotionDownload PDF , 425 K – May 9, 2014
  • Solid Waste Transfer and Waste Management PlanDownload PDF , 3.6 MB – September 2006
    (Note: this is a very large file and may take several minutes to download, depending on connection speed)
    Proposed recommendations that will guide King County as it prepares the solid waste system for waste export, during which time the transfer system will be upgraded, a public or private intermodal facility or facilities will be added to the system, and the county's Cedar Hills Regional Landfill will be closed. The rate proposal and forecast that accompanies the Plan is provided on the planning documents page.
  • Final Supplemental Environmental Impact StatementDownload PDF , 2.5 MB
    (Note: this is a very large file and may take several minutes to download, depending on connection speed)
    Final Supplemental Environmental Impact Statement – presents an environmental analysis of the alternatives developed in Milestone Report 4 (provided below).
  • Milestone Report #1Download PDF , 75 K
    Transfer System Level of Service Standards and Criteria – sets standards and criteria for evaluating county waste transfer system.
  • Milestone Report #2Download PDF , 6.7 MB
    (Note: this is a very large file and may take several minutes to download, depending on connection speed)
    Analysis of System Needs and Capacity – applies standards and criteria for evaluating county waste transfer system.
  • Milestone Report #2: AddendumDownload PDF , 121 K
    Application of Criterion 17 – applies Level of Service Criterion 17 standards to the county waste transfer system, completing the second milestone report.
  • Milestone Report #3Download PDF , 4.5 MB
    (Note: this is a very large file and may take several minutes to download, depending on connection speed)
    Options for Public & Private Ownership & Operation of Transfer & Intermodal Facilities – sets forth options, policy choices and service elements and identifies characteristics.
  • Milestone Report #4Download PDF , 802 K
    Preliminary Transfer & Waste Export Facility Recommendations And Estimated System Costs, Rate Impacts & Financial Policy Assumptions – the fourth and final milestone report in the waste export system plan development process as required by Ordinance 14971.
  • More Solid Waste Division planning documents

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 Call: 206-477-4466

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King County Solid Waste Division mission: Waste Prevention, Resource Recovery, Waste Disposal