California 2025-2026 Regular Session

California Assembly Bill AB1102

Introduced
2/20/25  
Refer
3/28/25  
Report Pass
4/9/25  
Refer
4/10/25  
Refer
4/10/25  
Report Pass
4/30/25  
Refer
4/30/25  
Refer
5/14/25  

Caption

Sea level rise and groundwater rise: contaminated sites: report.

Impact

The implications of AB 1102 on state laws are significant as it establishes new responsibilities for developers and local agencies, thereby impacting public safety and environmental integrity. This law reinforces the need for systematic evaluations of contaminated sites, which can ultimately lead to more informed decision-making when it comes to urban planning and development in vulnerable areas. The State Water Resources Control Board and the Department of Toxic Substances Control are tasked with compiling a report on these sites, which the Legislature will use for future regulatory considerations. However, the bill also specifies that no state reimbursement is required for local agencies, which could affect local responses to these mandates.

Summary

Assembly Bill 1102, introduced by Assembly Member Boerner, focuses on the intersection between environmental vulnerabilities and development projects, particularly addressing sea level rise and groundwater rise risks associated with contaminated sites. The bill mandates that any proponent of a new development located within 1,000 feet of a designated contaminated site must conduct a risk assessment related to these environmental issues. This assessment aims to provide insight into the potential impacts of rising water levels on these sites and the safety of new developments.

Sentiment

The sentiment surrounding the bill appears to be mixed. Supporters advocate for the necessity of assessing environmental risks in urban development, citing that understanding these risks is crucial to mitigating future disasters related to climate change. Conversely, there is concern that imposing these assessments could burden local agencies with additional responsibilities without financial support, complicating their operations.

Contention

A notable point of contention within AB 1102 is the requirement for risk assessment that may lead to delays in development permitting processes. While proponents of the bill argue that such assessments safeguard communities from adverse impacts of rising water levels, some stakeholders fear that the additional requirements could deter investment and development in affected areas, thus slowing economic growth and urban renewal in regions that rely on new construction.

Companion Bills

No companion bills found.

Previously Filed As

CA HB4144

Groundwater Rise and Infrastructure Preparedness Act of 2025

CA SB260

Cleanup Of Contaminated Sites

CA HB333

Cleanup Of Contaminated Sites

CA AB996

Public Resources: sea level rise plans.

CA SB1663

Relating to notification procedures concerning groundwater contamination.

CA AB1472

California Sea Level Rise State and Regional Support Collaborative.

CA HB5207

Relating to notification procedures concerning groundwater contamination.

CA AB2373

The California Coastal Act: local coastal program: sea level rise plan: neighborhood-scale adaptation approach.

CA LD228

An Act to Allow Coastal Seawalls to Be Raised by up to 2 Feet in Order to Accommodate Predicted Sea Level Rise

CA A1226

Exempts contaminated and industrially-zoned sites from affordable housing rules.

Similar Bills

CA AB709

Sustainable Groundwater Management Act: groundwater sustainability plans.

CA AB929

An act to amend Section 10721 of, and to amend, repeal, and add Sections 10726.

CA AB1413

An act to amend Sections 832, 834, 838, 849, and 850 of the Code of Civil Procedure, and to amend Sections 10726.

CA AB2521

California Council on Science and Technology: water availability study: Central Valley.

CA AB1466

Groundwater adjudication.

AZ HB2758

McMullen Valley; eligible entities; groundwater

AZ SB1520

Rural groundwater

CA AB2026

Water diversion: groundwater recharge: permit.