California Takes the Lead in Banning Toxic Chemicals from Water Infrastructure – Are Other States Following?
Meta Description: California advances groundbreaking legislation to ban toxic “forever chemicals” from water systems and infrastructure. Learn how this affects water safety and what it means for your state.
California just made a move that has the chemical industry seriously worried. The state is pushing through some of the most aggressive anti-toxic legislation in the country, targeting the “forever chemicals” that have been contaminating our water infrastructure for decades.
While other states have been dragging their feet, California lawmakers are actually doing something about the PFAS chemicals that are showing up in drinking water systems across the nation. We’re talking about legislation that could fundamentally change how water infrastructure gets built and maintained – not just in California, but potentially nationwide.
What’s got everyone’s attention is that California isn’t just nibbling around the edges of this problem. They’re going after the source: banning these toxic chemicals from the products and systems that deliver water to our homes.
What California Is Actually Doing About Toxic Water Contamination
Here’s the real deal: California has become the testing ground for what aggressive chemical regulation actually looks like.
The state has already passed or is advancing several major pieces of legislation:
Assembly Bill 794 – The drinking water protection act:
- Sets enforceable state standards for PFAS in drinking water
- Could be stricter than federal EPA limits
- Protects Californians even if federal standards get rolled back
- Covers 25 million residents who could be affected by PFAS contamination
The broader chemical elimination strategy: California has systematically banned PFAS from:
- Firefighting foams (already implemented)
- Food packaging and containers
- Textiles and clothing (starting 2025)
- Household cleaning products
- Cosmetics and personal care products
- Some children’s products and furniture
Why this matters for water infrastructure: Every ban on PFAS in consumer products means fewer of these chemicals eventually ending up in water treatment plants, pipes, and drinking water systems.
The financial commitment:
- California allocated $15 million for immediate PFAS remediation
- Required quarterly testing within 5 miles of contamination sites
- Mandated that manufacturers find safer alternatives
How This Actually Affects Your Water
The contamination cycle that California is trying to break:
Here’s how these “forever chemicals” have been getting into our water systems for decades:
The source problem:
- PFAS chemicals are used in thousands of products
- They don’t break down naturally – hence “forever chemicals”
- They end up in wastewater treatment plants
- Treatment plants can’t remove them effectively
- They contaminate water supplies and infrastructure
California’s approach: Instead of just trying to filter these chemicals out after they’re already in the water (expensive and often ineffective), California is going after them at the source.
What this means practically:
- Fewer PFAS chemicals entering the waste stream
- Less contamination of water treatment infrastructure
- Cleaner water coming out of your tap
- Reduced long-term treatment costs
The Health Stakes That Made California Act
Why California lawmakers finally got serious about this:
The state discovered that PFAS contamination affects the drinking water sources of 16 million Californians. As testing expands, that number is expected to go much higher.
Health impacts driving the legislation:
- PFAS are linked to kidney and testicular cancer
- They cause liver damage and immune system problems
- They affect fetal development and pregnancy outcomes
- They’re found in the blood of 99% of Americans, including newborn babies
- Even tiny amounts can cause health problems
The financial health argument: California officials calculated that preventing PFAS contamination is cheaper than treating it after the fact. Water treatment systems to remove PFAS can cost hundreds of millions of dollars.
Real examples from California:
- Orange County Water District spent $300 million just for initial treatment facilities
- They estimate $1.2 billion in treatment costs over 30 years
- A 10% rate increase is being considered to cover these costs
Other States Are Watching – and Some Are Following
California’s ripple effect:
When California passes chemical regulations, it often forces change nationwide because of the state’s massive market size.
States taking similar action:
- New York has a PFAS ban in apparel awaiting the governor’s signature
- Washington state is considering similar PFAS restrictions
- At least 11 other states have set some form of PFAS drinking water limits
- Maine has the most comprehensive PFAS ban, prohibiting them in all products by 2030
The industry response: Major retailers are already adopting PFAS-free policies rather than maintain separate product lines for California. This means California’s standards often become de facto national standards.
What’s different about California’s approach: Most states have focused on single-product bans. California is taking a comprehensive approach, targeting PFAS across multiple product categories simultaneously.
The Pushback California Is Facing
Who’s fighting these regulations:
The chemical industry is spending millions lobbying against California’s PFAS legislation. They argue that:
- Alternatives aren’t always available
- Costs will be passed to consumers
- Some PFAS uses are “essential” for safety
The manufacturer response: Many companies are already reformulating products to comply with California’s timeline. 3M, one of the largest PFAS manufacturers, announced it’s phasing out all PFAS production by 2025.
The federal tension: There’s uncertainty about federal PFAS regulations under the new administration. California’s legislation ensures state-level protection regardless of what happens federally.
What This Means for Water Bills and Infrastructure
The financial reality:
California’s approach is expensive upfront but potentially cheaper long-term.
Cost breakdowns:
- Immediate remediation: $15 million state investment
- Long-term treatment savings: Potentially billions in avoided cleanup costs
- Consumer impact: Some rate increases likely but smaller than treatment-only approaches
Infrastructure implications:
- New construction will need to use PFAS-free materials
- Existing systems will gradually become cleaner as PFAS sources are eliminated
- Water treatment plants won’t need as many expensive PFAS removal systems
What You Can Do While Your State Catches Up
Don’t wait for legislation:
California’s example shows what’s possible, but change is slow. Here’s what you can do now:
Protect yourself:
- Install water filters certified to remove PFAS (reverse osmosis or high-quality carbon filters)
- Check if your water utility tests for PFAS and ask for recent results
- Support local and state candidates who prioritize water safety
Reduce PFAS in your home:
- Choose PFAS-free products when possible
- Avoid “stain-resistant” and “waterproof” products that often contain PFAS
- Use stainless steel or cast iron cookware instead of nonstick
Stay informed:
- Follow what’s happening with PFAS legislation in your state
- Join local environmental groups advocating for water safety
- Contact your representatives about supporting California-style PFAS legislation
๐ก Take Action This Week:
- Research your state’s PFAS policies: See how they compare to California’s approach
- Test your water: Many areas have free or low-cost PFAS testing programs
- Contact your representatives: Ask them to support comprehensive PFAS legislation
- Switch products: Start choosing PFAS-free alternatives for everyday items
The Bigger Picture
California’s aggressive stance on PFAS represents a fundamentally different approach to chemical regulation. Instead of waiting for federal action or trying to clean up contamination after it happens, the state is preventing it at the source.
This isn’t just about California – it’s about proving that comprehensive chemical regulation is possible and effective. Other states are watching to see if California’s approach works without destroying the economy or creating unintended consequences.
So far, the early signs are positive. Companies are finding alternatives, costs aren’t skyrocketing, and water contamination is starting to decrease in areas where PFAS bans have been implemented.
The question now is whether other states will follow California’s lead or wait for the federal government to act. Given the current political uncertainty around federal environmental regulations, state-level action might be the most reliable path forward.
For people living outside California, the message is clear: you can’t wait for perfect federal solutions. Start protecting yourself now, and push your state to follow California’s example. Your water – and your health – are too important to leave to chance.
Check Water quality in California now:
Sources: California Department of Toxic Substances Control, Environmental Working Group California legislation database, Clean Water Action California reports, California Assembly Bill tracking
Last Updated: June 30, 2025
Check your water now!
We have translated and compiled water reports on every state in the US, and covered over 100 cities. Find out how good your water is today!

Please read – our information
The information presented on cleanairandwater.net is compiled from official water quality reports, trusted news sources, government websites, and public health resources. While we strive for accuracy and thoroughness in our presentations, we are not scientists, engineers, or qualified water quality professionals.
Our mission is to present water quality information in an accessible, real-world format that helps people understand what’s in their water and make informed decisions about their health and safety. We believe that complex environmental information should be available to everyone in a format that’s easy to understand.
We make every effort to ensure our content is current and accurate, but we cannot guarantee that all information is complete or error-free. This website should not replace official communications from your local water utility or health department. We always recommend consulting official sources for the most up-to-date information regarding your specific water system.
Clean Air and Water is not liable for any unintentional errors, omissions, or outdated information. The content on this site is provided for informational purposes only and should not be considered professional advice.
