TO: Honorable Mayor and Members of the City Council
THRU: Tom Kisela, City Manager
FROM: Christopher Cash, Public Works Director
1. SUBJECT
title
Authorize purchase of cartridge filters for PFAS treatment systems from various vendors.
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2. SUMMARY
Authorize purchase orders in the amount of $100,000 with PDDA Filtration System, $100,000 with Pure Process Filtration, and $50,000 with Towner Filtration for purchase of cartridge filters for PFAS treatment systems at various water production wells.
3. RECOMMENDED ACTION
recommendation
Approve the purchase of PFAS cartridge filters for various water production wells from PDDA Filtration System for a total amount of $100,000, from Pure Process Filtration for a total amount of $100,000, and from Towner Filtration for a total amount of $50,000.
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4. FISCAL IMPACT
The expense for this purchase is $250,000 and will be funded through Water Fund (600):
600.8011.51510.00000 Maintenance of Wells
5. STRATEGIC PLAN GOALS
Goal 1: Provide for a safe community
b: Provide and maintain infrastructure necessary to ensure the safety of the public.
Goal 4: Provide outstanding public service
b: Provide facilities and services to meet customer expectations.
6. DISCUSSION AND BACKGROUND
The City of Orange operates four existing PFAS treatment systems at Well 9, 19, 23 and 24. Four additional systems at Well 20, 21, 22, and 28 will come online in the next 6 months. Together with the resins, the filters play a critical role in preventing suspended solids from entering the vessels and prolonging the system's ability to remove PFAS from groundwater. As part of an agreement between the Orange County Water District and the City, the operation and maintenance costs including replenishment of filters shall be shared between the agencies at the end of each fiscal year. Due to the long lead times to procure these filters, it is necessary to purchase and stock additional filters in advance to avoid interruption to operati...
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