US Tap Water Contaminated: New Research Highlights PFAS Exposure For Nearly 100 Million Americans

Hugo van Dijk

4 min read

Post on May 16, 2025

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The Extent of PFAS Contamination Across the US

PFAS contamination is not a localized issue; it's a nationwide problem affecting communities across the United States. Recent studies show alarmingly high levels of these "forever chemicals" in drinking water sources, impacting millions. The scale is truly unsettling.

• Specific state examples with high PFAS levels in tap water: States like Michigan, New Hampshire, and North Carolina have reported some of the highest levels of PFAS contamination in their drinking water supplies. These levels vary widely depending on the location and source of the water.

• Percentage of the US population potentially exposed to contaminated water: Estimates suggest a significant portion of the US population, potentially tens of millions, are exposed to PFAS through their tap water, although precise figures are difficult to obtain due to inconsistent testing and reporting across different states.

• Mention different sources of PFAS contamination (e.g., firefighting foam, industrial discharge): PFAS contamination stems from various sources. Historically, the use of firefighting foam containing PFAS at military bases and airports has been a significant contributor. Industrial discharges, manufacturing processes, and even some consumer products have also led to widespread contamination of soil and water sources.

Health Risks Associated with PFAS Exposure Through Tap Water

Exposure to PFAS through contaminated tap water poses serious health risks, both short-term and long-term. Studies have linked PFAS exposure to various health problems, particularly with chronic exposure.

• Specific health problems linked to PFAS exposure (e.g., liver cancer, thyroid problems, immune deficiency): Research has associated PFAS exposure with increased risks of liver cancer, kidney cancer, thyroid disease, immune deficiency, and developmental problems in children. The exact mechanisms are still under investigation, but the evidence points to a clear link.

• Vulnerable populations (e.g., children, pregnant women): Children and pregnant women are particularly vulnerable to the effects of PFAS exposure. Developing fetuses and young children are more susceptible to the harmful effects of these chemicals, potentially leading to long-term health consequences.

• Mention the lack of a safe level of PFAS exposure according to some studies: Some scientific studies suggest there may be no safe level of PFAS exposure. The long-term effects of even low-level exposure remain a significant concern.

What You Can Do to Protect Yourself from PFAS in Tap Water

While the situation is concerning, there are steps you can take to mitigate your exposure to PFAS in your tap water.

• Recommendations for home water filtration systems (e.g., reverse osmosis, activated carbon filters): Investing in a home water filtration system, specifically one designed to remove PFAS, is a crucial step. Reverse osmosis (RO) systems are highly effective, but activated carbon filters can also remove some PFAS. Always check the filter's specifications to ensure it's rated for PFAS removal.

• Advice on checking local water quality reports: Contact your local water authority or utility company to obtain information about your water quality and any testing for PFAS contamination. Many localities are now required to report PFAS levels.

• Information on contacting environmental agencies for testing and reporting contamination: If you suspect PFAS contamination in your water, contact your state's environmental agency to report the issue and request testing.

• Suggestions for alternative water sources if contamination is severe: In cases of severe contamination, consider using bottled water or exploring alternative sources of safe drinking water until the issue is resolved.

The Need for Stronger Regulations and Further Research on PFAS Contamination

Current regulations regarding PFAS in drinking water are inadequate and need significant improvement. Stricter limits are crucial to protecting public health.

• Current EPA guidelines for PFAS in drinking water: The EPA's current guidelines for PFAS are advisory, not enforceable, and many scientists argue that they are not stringent enough to protect public health.

• Call to action for stricter regulations at the state and federal levels: We need stronger regulations and enforceable limits on PFAS in drinking water at both the state and federal levels. This requires political action and public pressure.

• The necessity for more research on the long-term effects of low-level PFAS exposure: Further research is crucial to fully understand the long-term health effects of even low-level PFAS exposure. This information is vital for developing effective regulations and protective measures.

Conclusion: Taking Action Against PFAS Contamination in US Tap Water

The widespread contamination of US tap water with PFAS presents a significant public health threat. The potential health risks associated with PFAS exposure are serious and demand immediate action. Protecting yourself and your family requires vigilance and proactive measures. By understanding the extent of the problem, taking steps to filter your water, and advocating for stricter regulations, we can collectively work toward cleaner, safer drinking water for all. Contact your local representatives and urge them to support legislation addressing PFAS in drinking water and contaminated tap water issues. Don't let contaminated tap water put your health at risk – take action today!