California 2025-2026 Regular Session

California Senate Bill SB466

Introduced
2/19/25  
Refer
2/26/25  
Refer
3/24/25  
Refer
4/2/25  
Report Pass
4/23/25  
Refer
4/23/25  
Report Pass
4/30/25  
Report Pass
4/23/25  
Report Pass
4/30/25  
Refer
4/23/25  
Refer
5/1/25  
Report Pass
4/30/25  
Refer
5/1/25  
Engrossed
5/28/25  
Refer
5/1/25  
Engrossed
5/28/25  
Refer
6/5/25  
Refer
6/24/25  
Report Pass
7/2/25  
Refer
7/2/25  
Report Pass
7/16/25  
Refer
7/17/25  
Report Pass
8/20/25  

Caption

Drinking water: primary standard for hexavalent chromium: exemption.

Impact

The introduction of SB 466 is significant for the state’s regulatory framework, potentially easing the burden on public water systems that may face challenges in achieving compliance with hexavalent chromium standards. This change aims to reinforce the structures for safe drinking water while also allowing public systems time and flexibility to implement necessary improvements without the threat of violation statuses. Supporters of the bill believe that this will bolster operational capacities and ensure that drinking water remains safe without compromising regulatory standards. However, opponents may raise concerns about whether this bill sufficiently protects public health and the environment from potential harms associated with hexavalent chromium.

Summary

Senate Bill 466, introduced by Senator Caballero, seeks to amend the Health and Safety Code pertaining to drinking water standards, specifically focusing on the contaminant hexavalent chromium. The bill establishes that public water systems adhering to the total chromium maximum contaminant level (MCL) enforceable standards will not be deemed in violation of the primary drinking water standard for hexavalent chromium while they are implementing a state board-approved compliance plan or while awaiting state board action on such plans. This legislative provision effectively provides a grace period for public water systems in compliance with MCL, during which they can work towards meeting the standards without facing immediate penalties.

Sentiment

The sentiment surrounding SB 466 appears cautiously optimistic among supporters, highlighting the importance of balancing regulatory compliance with practical implementation needs. Advocates argue that providing a compliance pathway ultimately benefits public health by ensuring safer drinking water over time. However, there is a palpable tension from public health advocates and environmental groups, who express skepticism about whether the exceptions granted are adequate to maintain high safety standards for drinking water and to prevent contamination from hexavalent chromium, which has known health risks.

Contention

The primary point of contention regarding SB 466 is the timeline and conditions under which public water systems can evade penalties for failing to meet hexavalent chromium standards. Critics question whether the grace period could lead to complacency among water providers in addressing contamination issues, ultimately delaying necessary improvements. Furthermore, the specifics of the compliance plans and how effectively they will be monitored by the state board are also under scrutiny, with some arguing that oversight could be insufficient, leading to lapses in public health protection.

Companion Bills

No companion bills found.

Previously Filed As

CA SB1065

Primary drinking water standards: hexavalent chromium: compliance plan.

CA AB3090

Drinking water standards: emergency notification plan.

CA SB1188

Drinking water: technical, managerial, and financial standards.

CA AB664

California Safe Drinking Water Act.

CA AB1627

California Safe Drinking Water Act.

CA SB1147

Drinking water: microplastics levels.

CA AB3187

Safe Drinking Water Plan.

CA AB2454

Drinking water: rental property: domestic well testing.

CA AB1851

Drinking water: schoolsites: lead testing pilot program.

CA AB967

California Safe Drinking Water Act: definitions.

Similar Bills

CA SB1065

Primary drinking water standards: hexavalent chromium: compliance plan.

NJ A5885

Requires DEP to establish maximum contaminant level for hexavalent chromium in drinking water.

NJ S4634

Requires DEP to establish maximum contaminant level for hexavalent chromium in drinking water.

CA SB1425

Open-space element: updates.

RI S0724

Pfas In Drinking Water, Groundwater, And Surface Water

RI H5861

Pfas In Drinking Water, Groundwater, And Surface Water

NJ S3135

Requires producers of plastic packaging and certain other plastic products to reduce quantity of plastic sold; restricts additional substances under "Toxic Packaging Reduction Act."

IL SB3450

SAFE PUBLIC DRINKING WATER ACT