Legislation Details

File #: 26-1087    Version: 1
Type: Report Status: Agenda Ready
File created: 4/28/2026 In control: Napa-Vallejo Waste Management Authority
On agenda: 5/18/2026 Final action:
Title: REQUESTED ACTION: Approval and authorization for the Executive Director to sign the fifth amendment to Agreement No. 2020-03 with APTIM Environmental & Infrastructure LLC for Routine and Non-routine environmental monitoring services at the American Canyon Sanitary Landfill and Devlin Road Transfer Station sites, for the term July 1, 2026, to June 30, 2027, with an annual amount not to exceed $199,372.00. This is an increase of $872 compared to last year's amount.
Attachments: 1. Aptim 2020-03 5th Amendment
Date Ver.Action ByActionResultAction DetailsMeeting DetailsVideo
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TO: Napa-Vallejo Waste Management Authority Board of Directors
FROM: Chris Celsi, Executive Director
REPORT BY: Chris Celsi, Executive Director
SUBJECT: Fifth Amendment to Agreement 2020-03 & Budget Amendment to increase Appropriations - Aptim Environmental & Infrastructure, LLC

RECOMMENDATION
title
REQUESTED ACTION: Approval and authorization for the Executive Director to sign the fifth amendment to Agreement No. 2020-03 with APTIM Environmental & Infrastructure LLC for Routine and Non-routine environmental monitoring services at the American Canyon Sanitary Landfill and Devlin Road Transfer Station sites, for the term July 1, 2026, to June 30, 2027, with an annual amount not to exceed $199,372.00. This is an increase of $872 compared to last year's amount.


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EXECUTIVE SUMMARY
APTIM Environmental & Infrastructure, LLC provides technical consulting services for the American Canyon Sanitary Landfill (ACSL) and the Devlin Road Transfer Station (DRTS) sites. Tasks include semi-annual field sampling, monitoring and results reporting to the Regional Water Quality Control Board, CalRecycle and other regulatory agencies as well as field/tank sampling and quarterly reporting related to leachate disposal. DRTS tasks include mandatory storm water monitoring and annual reporting to the Regional Water Quality Control Board. Aptim also has the ability to perform repairs and emergency services that might be required on short notice to keep the Landfill in compliance with its environmental permits or respond to emergencies. The current agreement expires June 30, 2026. The proposed Amendment would provide a one-year extension to June 30, 2027, to ensure continuity of services.


FISCAL & STRATEGIC PLAN IMPACT
Is there a Fiscal Impact?
Yes
Is it currently budgeted?
Yes
Is it Mandatory or Discretionary?
Discretionary
Is the general fund affected?
Yes
Future fiscal impact:
None
Consequences if not approved:
Invoices for services provided cannot be paid, landfill could...

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