1 THIRD AMENDMENT TO AGREEMENT
THIS THIRD AMENDMENT TO AGREEMENT (Amendment) made and entered into as of this _____ day of ____________ , 2026, amends the Consultant Services Agreement entered into between the CITY OF FRESNO, a California municipal corporation (hereinafter referred to as CITY), and TETRA TECH BAS, INC., a California Corporation (hereinafter referred to as Consultant).
RECITALS
WHEREAS, the CITY and CONSULTANT entered into a Consultant Services Agreement on October 1, 2024 (Agreement) following adoption of Resolution of Urgent Necessity (Resolution No. 2024-195), to provide professional consulting services for the implementation of operations, maintenance and monitoring for the Fresno Sanitary Landfill Superfund Site for a total fee of $611,679; and WHEREAS, the CITY and CONSULTANT entered into a First Amendment to the Agreement on June 30, 2025 (First Amendment) to extend the term of the Agreement to December 31, 2025, to allow the Consultant to continue services throughout the extended term; and
WHEREAS, the CITY and CONSULTANT entered into a Second Amendment to the Agreement on October 20, 2025 (Second Amendment) to continue the scope of services and increase monetary considerati on in the amount of $167,432 for a total contract amount of $779,111; and
WHEREAS, ongoing services have become necessary at the Fresno Sanitary Landfill Superfund Site for the preservation of life, health, and safety of the surrounding area; and
WHEREAS, the CITY and CONSULTANT now desire to enter into this Third Amendment to continue the scope of serv ices, and increase monetary consideration in the amount of $100,400, for a revised total contract value of $879,511 and extend the term of the Agreement from January 31, 20 26 to January 31, 2027, to complete the expanded scope of services; and
WHEREAS, with entry into this Amendment, CONSULTANT agrees that it has no claim, demands, or disputes against the CITY.
AGREEMENT
NOW, THEREFORE, the CITY and the CO NSULTANT agree that the aforesaid Agreement be amended as follows:
1. The recitals to this Amendment are incorporated and made a part of this Amendment.
2. The Agreement is extended to January 31, 2027.
3. Except as otherwise provided herein, the Agreement entered into by City and Consultant, dated October 1, 2024, remains in full force and effect.
2 4. Consultant’s compensation is hereby amended to increase by $100,400, for a total revised contract amount of $879,511.
3 IN WITNESS WHEREOF, the CITY and the CONSULTANT have executed this Third Amendment at Fresno, California, the day, and year first above written.
CITY OF FRESNO,
a California municipal corporation
By:
Paul Amico, PE,
Director of Public Utilities
APPROVED AS TO FORM:
ANDREW JANZ
City Attorney
By:
Christine C. Charitar Date
Deputy City Attorney
ATTEST:
AMY K. ALLER
Interim City Clerk
By:
Deputy Date
REVIEWED BY:
David Vilcherrez, PE
Licensed Professional Engineer
Department of Public Utilities
Attachment:
Exhibit A – Scope of Services
TETRA TECH BAS, INC., a California
corporation
By:
Name:
Title:
(If corporation or LLC., Board Chair,
Pres. or Vice Pres.)
By:
Name:
Title:
(If corporation or LLC., CFO.,
Treasurer, Secretary or Assistant
Secretary)
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Exhibit A
TETRA TECH BAS, INC., will complete the Third Amendment scope of Services for a total fee not to exceed the values below:
Third Amendment
Task 1 – LFG Collection System Wellfield Monitoring and Tunning (Monthly) Task 7 – Non-Routine and Emergency OM&M Services (T&M)(Contingency) Task 5 – Instantaneous and Penetrations Surface Emissions Monitoring (1st Quarter 2026)
$120,600
$22,664
$10,174
TOTAL ADDITIVE AMOUNT $153,438
Task 2 – LFG Condensate Sumps Monitoring (Frequency: Monthly) Task 3 – LFG Treatment System Monitoring (Frequency: Monthly) Task 4 – Perimeter Probe Monitoring for Probes MMW4, MMW5 and MMW6 (Frequency: Twice per Week)
Task 7 – Non-Routine and Emergency OM&M Services (T&M)(Contingency) ($2,476)
($1,193)
($10,852)
($38,516)
TOTAL DEDUCT AMOUNT ($53,038)
NET PROFESSIONAL SERVICES FEE $100,400
Second Amendment
Task 1 – LFG Collection System Wellfield Monitoring and Tunning (Monthly) Task 2 – LFG Condensate Sumps Monitoring (Monthly)
Task 3 – LFG Treatment System Monitoring (Monthly)
Task 4 – Perimeter Probe Monitoring for Probes MMW4, MMW5 and MMW6 (Twice per Month)
Task 5 – Instantaneous and Penetrations Surface Emissions Monitoring (Quarterly)
Task 6 – Flare Station Maintenance Plan (Technical Memo) Task 7 – Non-Routine and Emergency OM&M Services (T&M)(Contingency) $57,941
$7,430
$7,163
$15,321
$20,285
$9,292
$50,000
TOTAL PROFESSIONAL SERVICES FEE $167,432
First Amendment
Time extension only.
TOTAL PROFESSIONAL SERVICES FEE $0.00
Original Contract Amount
Task 1 – LFG Collection System Wellfield Monitoring and Tuning (Frequency:
Monthly)
Task 2 – LFG Condensate Sumps Monitoring (Frequency: Monthly) Task 3 – LFG Treatment System Monitoring (Frequency: Monthly) Task 4 – Perimeter Probe Monitoring for Probes MMW4, MMW5 and MMW6 (Frequency: Twice per Week)
Task 5 - Non-Routine and Emergency OM&M Services
Task 6 – Blower Inspection and Repairs
Task 7 – Air Compressor Inspection and Maintenance
Task 8 – Flare Louver Motor Replacement
Task 9 – Procure Spare Sample Ports and Caps
Task 10 – Emergency Wellfield Repairs
Task 11 – LFGCCS Emergency Jumper Line Installation
Contingency (20%)
$107,300
$11,970
$11,545
$101,618
$50,000
$15,582
$7,832
$11,731
$649
$53,572
$199,900
$39,980
TOTAL PROFESSIONAL SERVICES FEE $611,679
TOTAL CONTRACT AMOUNT: $879, 511
SCHEDULE
Completion of Services January 31, 2027