ADMINISTRATIVE REPORT
MEETING DATE: June 24, 2026 AGENDA CATEGORY: Consent - Agreement TO: Honorable Mayor and City Council
FROM: Kristina Budak, Water Director
DATE: June 9, 2026
SUBJECT: Amendment No. 2 to Agreement No. 2025-058 with Ardurra Group Inc. (to increase compensation by $73,405; revised not to exceed $428,075) to provide Design Services for L-208 TCP Removal Project.
RECOMMENDATION:
Staff recommends approval of the amendment.
BACKGROUND:
The Water Department provides clean drinking water to residents and businesses within the City of Bakersfield’s Municipal Service Area, served by 65 separate well stations complying with State regulations.
The L-208 Station, located in northwest Bakersfield, was recently taken offline due to the identification of 1,2,3 Trichloropropane (TCP) contaminants. The City desires to explore options to evaluate and modify the existing water t reatment system to bring the L -208 station back into compliance with State regulations.
On April 9th, 2025, City entered into Agreement 2025 -058 with Ardurra Group Inc. to provide design services for L-208 TCP Removal Project.
On September 24th, 2025, City executed Amendment No. 1 to Agreement 2025-058 with Ardurra Group Inc. to expand design services for L-208 TCP Removal Project to include the electrical automation of the granular activated carbon vessels and the additional work associated with the ra pid small-scale column testing to determine the optimal media to treat H2S and TCP.
Amendment No. 2 will expand the scope of work to include the design services for evaluation of the system’s variable frequency drives to connect the well directly to the distribution system, modifying the oxygen injection system, and drafting the specifications for a third-party carbon supplier. The amendment will increase the not-to-exceed compensation amount by $73,405.
FISCAL IMPACT:
Sufficient funds are budgeted in t he Water Department’s Capital Improvement Budget within the Domestic Water fund . Therefore, no General Fund dollars will be expended with the approval of this amendment.
COUNCIL GOAL:
Reliable Infrastructure
ATTACHMENTS:
1. Amendment No. 2
2. Exhibit E