5/31/2023
1 RiversideCA.gov
1 RiversideCA.gov
ANNUAL PURCHASE ORDERS FOR
RIVERSIDE WATER QUALITY CONTROL PLANT
CHEMICAL PURCHASES
City Council
June 20, 2023
Public Works Department
RiversideCA.gov
2 Treatment Plant
Collections System
BACKGROUND
WQCP services 93,000 customers
within the City of Riverside
27 Million gallons
per day average
16,000 sewer manholes
800 miles of gravity sewers
20 wastewater lift stations
BACKGROUND
1 2
5/31/2023
2 RiversideCA.gov
3 1. The Public Works Department Wast ewater Division is responsible for the collection and treatment of wastewater generated within the City of Riverside and the communities of Edgemont, Highgrove, Jurupa & Rubidoux.
2. To satisfy the U.S. Environmental Protection Agency’s (EPA) National Pollution Discharge Elim ination System (NPDES) Permit, wastewater must be treated to achieve regulatory water
quality standards. The RWQCP treatment processes require the use of various chemicals to achieve water quality objectives.
BACKGROUND
RiversideCA.gov
4 1. Under Purchasing Resolution N o. 23914 Section 404, chemicals are considered to be items “peculiar to the needs of the Sewer Utility” and can be purchased through informal or negotiated procurement, providing this is in the best interest of the City
2. Staff conducted a general market analysis comparing price ranges of current vendors to other businesses who offer similar goods. Market volatility, temporary supply shortages, and a Consumer Price Index (CPI) increase created an unexpected rise in unit costs for chemicals.
DISCUSSION
3 4
5/31/2023
3 RiversideCA.gov
5 Strategic Priority 4 – Environmental Stewardship
Goal 4.2 – Sustainably manage local water resources to maximize reliability and advanced water reuse to ensure safe, reliable, and affordable water to our community.
Cross-Cutting Threads
STRATEGIC PLAN ALIGNMENT
RiversideCA.gov
6 That the City Council:
1. Approve an annual Purchase Order with Northstar Chemical of Santa Fe Springs, California, for citric acid in the amount $383,250;
2. Approve an annual Purchase Order with Kemira Water Solutions, Inc., of Fontana, California, for ferric chloride in the amount of $945,000;
3. Approve an annual Purchase Order with Univar USA, Inc., of Kent, Washington, for sodium bisulfite in the amount of $735,000;
4. Approve an annual Purchase Order with Pioneer Americas, LLC., of Wilmington, Delaware, for sodium hypochlorite in the amount of $1,820,000; and
5. Approve an annual Purchase Order with SNF Polydyne, Inc., of Riceboro, Georgia, for polymer in the amount of $1,470,000.
RECOMMENDATIONS
5 6