Legislation Details

File #: 26-1806    Version: 1 Name: 11/5/26 Amendment 1 for Waste Management of Michigan, Inc. GSA for Centrifuge Cake
Type: Resolution Status: Consent Agenda
File created: 11/5/2026 In control: City Council
On agenda: 11/5/2026 Final action:
Enactment date: Enactment #:
Title: Resolution to Approve Amendment No. 1 to the General Services Agreement with Waste Management of Michigan, Inc. (WM) for the Transport and Disposal of Dewatered Centrifuge Cake from the Water Resource Recovery Facility and to Appropriate $300,000.00 (8 Votes Required)
Attachments: 1. 09242026 - Amendment to Agreement - City of Ann Arbor 10.19.26 (002).pdf, 2. AdvancedDisposalPSA 06-06-17.pdf, 3. R-17-169 May 15 2017 Adv Disposal Contract.pdf, 4. Waste Management Renewal 1 contract.pdf, 5. Waste Mgmt Consent to Assignment & Assumption.pdf
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Title
Resolution to Approve Amendment No. 1 to the General Services Agreement with Waste Management of Michigan, Inc. (WM) for the Transport and Disposal of Dewatered Centrifuge Cake from the Water Resource Recovery Facility and to Appropriate $300,000.00 (8 Votes Required)
Memorandum
Your approval is requested for Amendment No. 1 to the General Services Agreement with Waste Management of Michigan, Inc. (WM) for the transport and disposal of dewatered centrifuge cake from the Water Resource Recovery Facility.

Wastewater Solids generated at the Water Resources Recovery Facility (WRRF) are dewatered, centrifuged and hauled to a landfill for disposal. Removing the solids is critical for the treatment plant to meet its discharge permit limits and remain in compliance with our NPDES Permit.

RFP 17-05 was issued and on May 15, 2017, City Council approved a General Services Agreement with Advanced Disposal Services Solid Waste Midwest, LLC (Advanced Disposal) for Solid Waste Transfer, Transport and Disposal Services. This agreement was transferred to Waste Management of Michigan, Inc. (WM) after WM acquired Advanced Disposal.

WM has been receiving odor complaints and violations at its Woodland Meadows landfill. The Michigan Environment Great Lakes and Energy Air Quality Division have noted sewage cake odors as a contributing cause at the landfill on several occasions in the violations. If violations continue, an Administrative Consent Order could be issued, and WM would no longer be able to dispose of dewatered centrifuge cake at the Woodland Meadows landfill. The WRRF added a third feed of a deodorizer, Planet Breeze, to accommodate Waste Management’s request that we improve or reduce odors from dewatered centrifuge cake.

WM has been able to pivot all wastewater solids to a new landfill, Pine Tree Acres. This landfill is farther from neighbors and has had no odor issues to date. WM has incurred increased costs due to the longer trucking (more than 50 minutes t...

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