California 2025-2026 Regular Session

California Senate Bill SB639

Introduced
2/20/25  
Refer
3/5/25  
Refer
4/2/25  
Report Pass
4/8/25  
Refer
4/8/25  
Report Pass
4/30/25  
Report Pass
4/8/25  
Refer
4/8/25  
Refer
4/30/25  
Refer
5/6/25  
Report Pass
4/30/25  
Refer
4/30/25  
Engrossed
5/15/25  
Refer
5/6/25  
Refer
6/16/25  
Engrossed
5/15/25  
Refer
7/8/25  
Report Pass
7/16/25  

Caption

Zoning: Sacramento-San Joaquin Valley.

Impact

The legislation imposes strict conditions for construction in areas identified as flood-prone. It establishes a timeline for achieving urban-level flood protection by 2025 for most urban and urbanizing areas, with extended deadlines set for specific regions, such as the City of Marysville and parts of Sacramento and Sutter counties, requiring compliance by 2030. Failure to meet these standards could result in local governments being held responsible for contributing to flood damage costs, effectively prioritizing flood management and risk mitigation within land use planning.

Summary

Senate Bill 639, introduced by Senator Ashby, seeks to amend existing land use regulations pertaining to the Sacramento-San Joaquin Valley, particularly in terms of flood hazard management. The bill mandates that cities and counties within this area must update their general plans and zoning ordinances to comply with the Central Valley Flood Protection Plan. It restricts the ability of local governments to approve new development agreements and discretionary permits in flood hazard zones unless specific findings regarding flood protection progress are met, thereby enhancing public safety concerning flood risks.

Sentiment

The sentiment surrounding SB 639 is generally positive among proponents, who emphasize the necessity for stringent regulatory measures to ensure community safety against flooding. Local governments and environmental advocacy groups often support the enhanced oversight of land use and development in flood zones, arguing it will lead to better preparedness and resilience. However, some stakeholders express concern that the stringent regulations may hinder economic development and growth in affected areas, potentially leading to disputes between development interests and public safety priorities.

Contention

Notable points of contention include the balance between offering adequate flood protection and enabling development opportunities in vulnerable areas. Critics of the bill worry that the regulations may lead to excessive restrictions on development, thereby impacting local economies. Additionally, defining what constitutes 'adequate progress' regarding flood protection systems remains a challenging point, as local flood management agencies may differ in their interpretation and execution, underscoring the tension between regulatory oversight and local governance.

Companion Bills

No companion bills found.

Previously Filed As

CA SB586

Flood management: Sacramento-San Joaquin Valley.

CA SB1139

Flood protection: City of Sacramento: Sacramento Area Flood Control Agency.

CA AB1613

Sacramento-San Joaquin Delta: Salinity Intrusion in the Delta Act.

CA SB746

Energy conservation contracts: alternate energy equipment: green hydrogen: Tri-Valley-San Joaquin Valley Regional Rail Authority.

CA AB985

San Joaquin Valley Unified Air Pollution Control District: emission reduction credit system.

CA AB650

San Joaquin Valley Unified Air Pollution Control District: board.

CA AB350

Regional transportation plans: Sacramento Area Council of Governments.

CA AB2684

Safety element: extreme heat.

CA SB1068

Tri-Valley-San Joaquin Valley Regional Rail Authority: contracting: Construction Manager/General Contractor project delivery method.

CA ACR207

Sacramento Valley Ecosystem Awareness Week.

Similar Bills

CA SB586

Flood management: Sacramento-San Joaquin Valley.

CA SB1139

Flood protection: City of Sacramento: Sacramento Area Flood Control Agency.

CA SB901

Flood protection: City of West Sacramento flood risk reduction project.

CA AB838

Flood management: Mossdale Tract.

CA AB921

Flood protection: City of West Sacramento flood risk reduction project.

CA SB638

Climate Resiliency and Flood Protection Bond Act of 2024.