HomeMy WebLinkAbout2025-119 - August 2025 Update of Sewer System Management PlanRESOLUTION NO. 2025 - 119
RESOLUTION OF THE CITY COUNCIL OF THE CITY OF NATIONAL CITY, CALIFORNIA,
ACCEPTING THE UPDATED SEWER SYSTEM MANAGEMENT PLAN.
WHEREAS, the City of National City ("City") owns, operates and maintains a sanitary
sewer collection system that conveys wastewater from all properties within the City to the Point
Loma Wastewater Treatment Plant; and
WHEREAS, the City is required to take a variety of steps to prevent overflows from their
sanitary sewer collection system, and the actions taken to prevent and respond to sanitary sewer
overflows ("SSOs") are detailed in the Sewer System Management Plan ("SSMP"), a document
required by the State of California ("State"); and
WHEREAS, the State regulations that require the development and implementation of an
SSMP include State Water Resources Control Board ("SWRCB") Order WQ 2022-0103-DWQ,
San Diego Regional Water Quality Control Board ("RWQCB") Order No. R9-2013-0001, as
amended by order numbers R9-2015-0001 and R9-2015-0100, and SWRCB Order WQ 2013-
0058-EXEC; and
WHEREAS, the City's first SSMP was prepared in 2009 by Infrastructure Engineering
Corporation and was subsequently audited by the SWRCB and RWQCB in February 2012; and
WHEREAS, in response to the audit report issued by the RWQCB in August 2012, the
City contracted with D-MAX Engineering ("D-MAX") to review and update the City's SSMP to
ensure it meets State standards and to fulfill the routine requirement in SWRCB Order No. 2006-
0003-DWQ of reviewing the SSMP every two years and updating it every five years; and
WHEREAS, a revised SSMP was prepared and accepted in 2013, addressing all major
findings from the State audit; and
WHEREAS, the City further engaged D-MAX to review and update the 2013 SSMP, with
major changes to the SSMP including updates to the sewer system rehabilitation and replacement
project list; an updated prioritization of locations identified as being in need of rehabilitation or
replacement; updates to account for the City's recently adopted Fats, Oils, and Grease ordinance;
an updated map of the City's sanitary sewer infrastructure, including removing locations now
under the County of San Diego's responsibility; and an updated SSMP performance assessment
metrics table highlighting each SSMP element; and
WHEREAS, following issuance of the SWRCB Order WQ 2022-0103-DWQ, additional
minor edits were made to update the SSMP in accordance with the new requirements, one of
which was the change in the frequency of audits to every three years and updates to every six
years; and
WHEREAS, on June 4, 2024, the City adopted Resolution No. 2024-56, accepting the
current SSMP as updated by D-MAX, including the updates due to the issuance of SWRCB Order
WQ 2022-0103-DWQ; and
WHEREAS, subsequently, the City received an audit of its wastewater program by the
RWQB in June of 2024; and
WHEREAS, in response to the audit report issued by the RWQCB, the City again engaged
D-Max to review and update the most recent SSMP, with minor revisions to the SSMP to reflect
commitments made by the City, clarify spill response and reporting requirements, and to update
contact information for City staff; and
WHEREAS, additionally, in July of 2025 the City completed a Climate Change Asset
Vulnerability Assessment to meet the requirement in SWRCB Order WQ 2022-0103-DWQ, which
assessment considers potential future impacts of climate change and included several
components; and
WHEREAS, following the assessment, additional edits were made to update the SSMP to
consider and address longer -term concerns in wastewater capital project planning, including
adding the assessment report to the SSMP in Appendix G and updating the body of the SSMP to
include a reference to the document.
NOW, THEREFORE, THE CITY COUNCIL OF THE CITY OF NATIONAL CITY,
CALIFORNIA, DOES RESOLVE, DECLARE, DETERMINE, AND ORDER AS FOLLOWS:
Section 1: That the City Council hereby accepts the updated Sewer System
Management Plan, attached to the Agenda Report as Exhibit B.
Section 2: That the City Clerk shall certify to the passage and adoption of this
Resolution and enter it into the book of original Resolutions.
PASSED and ADOPTED this 16th day of Sep b , 2025.
Morrison, Mayor
ATTEST:
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j,� Shelled hapel, MMC, City Clerk
l APPROVED AS TO FORM:
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Barry J. 5pri(Y2, City Attorney
Passed and adopted by the City Council of the City of National City, California, on
September 16, 2025 by the following vote, to -wit:
Ayes:
Molina, Rodriguez, Yamane, Bush, Morrison
Nays:
None.
Absent:
None.
Abstain:
None.
AUTHENTICATED BY: RON MORRISON
Mayor of the City of National City, California
Shelley Chapel
City Clerk of the City of National City, California
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BY:
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�Shelley h I, MMC, City Clerk
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