City Council Agenda
Memo to: Manteca City Council
From: Kevin Jorgensen II, Director of Engineering/City Engineer
Date: September 21, 2021
Subject: Findings of Adequate Progress towards 200-year flood protection
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Adopt a resolution, as the land use agency, relying upon the 2021 Annual Adequate Progress Report Update provided by the San Joaquin Area Flood Control Agency (SJAFCA), validating the July 5, 2016, Finding of Adequate Progress in the Reclamation District 17 Mossdale Tract Area.
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Background:
In 2007, the Legislature passed California Senate Bill 5 (SB5), which was later amended by various other bills. SB5 requires the State to develop and adopt a comprehensive Central Valley Flood Protection Plan (CVFPP), which was approved by the Central Valley Flood Protection Board (CVFPB) in June 2012. As amended, SB5 also requires all cities and counties in the Central Valley to incorporate the CVFPP into their respective General Plans by July 2, 2015, and into their zoning ordinances by July 2, 2016. SB5 restricts development beyond July 2, 2016, unless a permitting agency can make a finding of "Adequate Progress" toward providing an Urban Level of Flood Protection (ULOP), which includes protection from a 200-year flood.
The existing Reclamation District 17 Mossdale Tract (RD 17) levees currently do not meet the updated DWR urban levee design criteria (ULDC) standards adopted in May 2012, and the existing levees are not currently certified to provide 200-year flood protection. Accordingly, the land use agencies, in coordination with RD 17, are jointly pursuing efforts to achieve ULOP by 2028.
On July 5, 2016, the City of Manteca (Manteca) adopted findings of Adequate Progress toward providing a 200-year ULOP in RD 17. The approved "Adequate Progress Findings Pursuant to Government Code Sections 65865.5, 65962 and 66474.5" relied upon technical documents of ULDC analysis, including an Engineer's Report, an Independent Panel of Experts (...
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