REQUEST FOR CITY COUNCIL AND
CORONA UTILITY AUTHORITY ACTION
DATE: 03/20/2024
TO: Honorable Mayor and City Council Members
Honorable President and Board Members
FROM: Utilities Department
SUBJECT:
Title
FIRST AMENDMENT TO THE PROFESSIONAL SERVICES AGREEMENT WITH GHD, INC. FOR WATER TREATMENT SYSTEMS DESIGN
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EXECUTIVE SUMMARY:
This staff report asks the City Council to approve a First Amendment with GHD, Inc. for Water Treatment Systems Design to increase compensation and extend contract term and ratify the previously approved City Council action. The amendment will allow the City to complete design of the chemical containment building for the Glen Ivy treatment system so the Glen Ivy wells can be returned to service.
RECOMMENDED ACTION:
Recommended action
That the City Council:
a. Approve the First Amendment to the Professional Services Agreement with GHD, Inc. for Water Treatment Systems Design to increase the compensation by $310,000 and extend the contract term through June 30, 2026.
b. Authorize the City Manager, or his designee, to execute the First Amendment with GHD, Inc., in the amount of $560,000, including any non-substantive extensions, change orders, purchase orders, and amendments up to the amount authorized by Corona Municipal Code Section 3.08.070(I), which is equivalent to 10% or $56,000.
That the Corona Utility Authority review, ratify, and to the extent necessary, direct the City Council to take the above actions.
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BACKGROUND & HISTORY:
The Utilities Department operates three potable wells in the Glen Ivy area in the Bedford-Coldwater Basin pumping an average of 2,024-acre feet each year. On or about March 2018, the State Water Resources Control Board (SWRCB) made a determination that these wells were designated as "groundwater under direct influence" (GWUDI) of surface water and water from these wells required additional treatment to be deemed "potable." As a result, the staff immediately stopped pumping w...
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