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You are in Phoenix. We also have a Tucson site.

You are in Phoenix. We also have a Tucson site.

What Are PFAS and Why Should You Care?


PFAS, or per- and polyfluoroalkyl substances, are a group of human-made chemicals used since the 1950s. Known for their resistance to water, grease, and heat, they are found in many products like nonstick cookware, water-resistant fabrics, and firefighting foams. Understanding PFAS is crucial because they persist in the environment as persistent organic pollutants and can accumulate in the human body, posing various health risks, including harmful health effects. This article will explore PFAS basics, sources of exposure, associated health risks, and ways to protect yourself.

Key Takeaways

  • PFAS (per- and polyfluoroalkyl substances) are durable, human-made chemicals used in various products like nonstick cookware and firefighting foams, known for their resistance to grease, oil, water, and heat.

  • PFAS exposure occurs through multiple sources including contaminated water and food, nonstick cookware, stain-resistant fabrics, waterproof clothing, and certain personal care products. Certain PFAS found in these sources have been associated with adverse health effects and are subject to regulatory scrutiny.

  • Exposure to PFAS is linked to a range of health concerns. These chemicals tend to bioaccumulate in the body and environment, prompting ongoing research and regulatory efforts to mitigate these risks.

  • The importance of PFAS testing in monitoring and mitigating exposure cannot be overstated. Testing for PFAS in foods, drinking water, and water filters is crucial to reduce contamination and protect public health.

Unpacking PFAS: The Basics

PFAS, or per and polyfluoroalkyl substances, are synthetic fluorinated compounds that have been incorporated into an array of products since the 1950s thanks to their ability to repel grease, oil, water, and withstand high temperatures. These substances are highly valued for their robustness and adaptability across numerous applications – you will encounter them in a multitude of items including nonstick pans as well as firefighting foams. The bond between carbon and fluorine within PFAS molecules is one of the strongest known, which contributes to their exceptional persistence over time.

Among the vast family of PFAS compounds, perfluorooctanoic acid (PFOA) and its sulfonic counterpart (PFOS) stand out due to widespread use in multiple industrial applications and consumer products. Given growing concerns about how these chemicals linger in our environment coupled with potential health risks associated with exposure, their usage has significantly decreased compared to the past. However, numerous other variants of PFAS continue to be prevalent in today’s market. Testing for PFAS contamination in bottled water is crucial, as these substances can be present in various water sources.

Everyday commodities such as fabrics that resist moisture, stain-repellent carpets, and all manner of food packaging often contain traces of pollutants, highlighting the pervasive nature of these materials around the globe. This raises the concerns of environmental contamination and prompts important questions about the long-term effects on human health, including potential health issues and the strategies needed to minimize exposure to these pollutants.

Everyday Sources of PFAS Exposure

Exposure to PFAS chemicals is not limited and occurs through numerous channels, particularly through various consumer products. Industries utilize PFAS for their advantageous properties in the production of nonstick cookware. While these utensils offer convenience during cooking and cleaning, they may also serve as a source of PFAS contamination when exposed to high temperatures. Water-resistant apparel such as raincoats, umbrellas, and camping gear contains these chemicals for their ability to repel moisture but can contribute to the overall presence of PFAS in the environment.

Carpets and furniture upholstery that boast stain resistance have been treated with PFAS substances. Over time, this protective layer breaks down and releases into our living spaces contributing to exposure. Beauty products like shampoos or cosmetics including dental flosses, nail polishes, and eyeshadows often incorporate PFAS within their formulations. Similarly, food packaging solutions employed by fast-food restaurants or used in microwaveable popcorn bags often incorporate PFAS.

The widespread presence of PFAS compounds spans numerous consumer goods and manufacturing practices, making them nearly ubiquitous. Examples include:

  • Oil-resistant packaging materials

  • Common household cleaners

  • Personal care products

Efforts made by various groups have highlighted the importance of educating consumers about PFAS-related issues. These initiatives help shoppers make informed choices and encourage the industry to adopt safer alternatives that do not harm the environment. When selecting products, it is essential to be aware of PFAS pollutants. Testing for PFAS is crucial to identify and reduce the presence of these harmful chemicals in food, water, and consumer products.

How PFAS Sneak Into Your Body

PFAS can infiltrate the human body through various hidden pathways, with food and water contamination being particularly common. Industrially tainted water supplies, notably near areas where PFAS-laden firefighting foams are utilized, such as airports and military installations, can be a significant source of these toxic substances. The infiltration of PFAS into local flora and fauna from affected regions poses risks to the safety of our consumables when these plants and animals become part of our diet or processing chain.

The act of breathing in air laden with fine particles containing PFAs represents yet another insidious entry point for these compounds into one’s system – emanating from either domestic dust accumulations or emissions from industrial processes. These persistent chemicals tend toward bioaccumulation within the human body due to their resistance against breaking down naturally over time. This phenomenon has been corroborated by Centers for Disease Control data indicating ubiquitous presence across 97% surveyed American blood samples. Efforts to remove PFAS from products and the environment are crucial to mitigate these risks. Harmful health effects of PFAS exposure include developmental issues, immune system disruption, and liver damage, as evidenced by various studies.

Given their steadfast nature in both the environment and bodily tissues (with evidence pointing towards an accumulation tendency), concerns have mounted over how recurring exposures might influence long-term health outcomes. Continued accumulation increases the likelihood of adverse health effects related to toxic PFAS exposure.

Health Risks Associated with PFAS

The potential harmful health effects of PFAS exposure include a variety of concerns, such as:

  • The onset of thyroid disease and endocrine disruption, which can lead to additional health issues

  • Weakening of the immune system, reducing your body’s ability to fend off infections

  • Elevated cholesterol levels, heightening the risk for cardiovascular diseases

There is evidence that links certain types of cancer like kidney and testicular cancers with exposure to specific PFAS compounds. Animal studies indicate liver damage and immune system interference due to these substances. These findings demonstrate significant health risks connected with PFAS contact.

Research into the effects of PFAS on health is continually expanding – organizations including the National Institute Of Environmental Health Sciences (NIEHS) are allocating funds towards gaining deeper insight into these impacts. Consistently emerging data strongly supports the need to mitigate chemical exposure to PFAs.

PFAS Contamination in Arizona

The issue of PFAS contamination is notably troubling in Arizona, impacting the state’s water resources. In Phoenix, traces of PFAS chemicals have been found within drinking water supplies, sparking concern about the potential consequences for public health over time due to groundwater contamination. The city of Chandler has encountered a similar situation. Specifically, 14% of its water samples were discovered to contain PFBS at concentrations as high as 10.0 parts per trillion (ppt), indicating that local drinking water sources are not immune to the infiltration of these substances. Additionally, testing for PFAS contamination in bottled water is crucial to ensure it is free from these harmful chemicals.

This escalating concern regarding PFAS exposure poses substantial risks to public health. Tackling PFAS contamination in Arizona will require a concerted effort from local government bodies, community groups, and residents. By working together, we can ensure access to clean, safe drinking water and minimize exposure to these harmful chemicals.

Testing for PFAS in Your Home

Ensuring the safety of your drinking water and limiting PFAS exposure is essential, particularly if you rely on a private well. Since these chemicals can infiltrate groundwater from a variety of sources, regular PFAS testing for their presence is indispensable. It’s important to note that over-the-counter test strips cannot accurately detect PFAS levels. Accurate measurement requires advanced laboratory methods like liquid chromatography paired with tandem mass spectrometry (LC-MS/MS) and other analytical methods.

You can procure testing kits specifically for detecting PFAS from most environmental laboratories. These kits usually come complete with clear instructions and pre-paid postage materials to simplify the process. After collecting your samples according to the guidelines—which helps prevent any contamination of the sample, such as refraining from wearing waterproof garments or using certain cosmetic products—you’ll send them off to be analyzed by professionals. Results are usually delivered within 10-15 days.

To diminish the risks associated with PFAs in your household water supply, consider employing filters certified by NSF/ANSI designed expressly for this purpose. These filtration systems have proven efficacy in extracting not just PFAs but additional impurities as well, ensuring healthier drinking standards for your family.

Steps to Protect Yourself from PFAS

To minimize your exposure to PFAS, consider adopting the following strategies:

  • Avoid using products with ingredients labeled as ‘fluoro’ or ‘perfluoro.’

  • Choose cookware made from stainless steel or cast iron instead of nonstick options to reduce PFAS exposure.

  • Opt for furniture and carpets that do not have a ‘stain-resistant’ label to avoid items treated with PFAS.

Additionally, be aware that PFAS can also be present in bottled water, so it is important to test for contamination and use water filters certified to remove PFAS.

Implementing these measures will help diminish your contact with PFAS significantly.

For reduction in exposure to pollutants, consider taking additional actions such as:

  • Regularly vacuum cleaning your residence can decrease the amount of household dust carrying PFAS.

  • Bathing after spending time in bodies of water like lakes, streams, and rivers can lessen the likelihood of absorbing these contaminants through the skin.

If concerns regarding levels of personal PFAS exposure, we recommend consulting a healthcare professional.

The Arizona Department of Environmental Quality has initiated an innovative program to replace foam containing PFAS, marking a significant step forward in reducing environmental levels of these harmful compounds. Continuous vigilance and proactive engagement are crucial to safeguarding not only your own health but also the well-being of those around you.

Policy and Regulation: Who's in Charge?

The regulation of PFAS is chiefly the responsibility of the Environmental Protection Agency (EPA) and other federal agencies. These bodies are tasked with detecting ways in which people come into contact with PFAS, recognizing its potential dangers to health, and reducing consumption of PFAS through food by the public in accordance with regulatory standards. The EPA’s approach to managing these substances is coordinated with initiatives from the current administration that aim to shield communities against the effects of PFAS.

Some new regulatory measures include:

  • Expanding the list of monitored chemicals under Toxics Release Inventory (TRI) by incorporating more varieties of PFAS

  • Providing renewed interim advice on how materials containing PFAS should be destroyed or disposed

  • Setting up a comprehensive surveillance plan that will examine large community water systems throughout America.

  • Developing groundbreaking national standards enforceable by law regarding drinking water quality expected in 2024. This aims at shielding populations from toxic exposure due to PFAS.

Arizona’s Attorney General has actively confronted large manufacturers through lawsuits over their role in contaminating Arizona’s supply of drinking water through compounding. The litigation intends to hold these companies responsible for their actions and guarantee safer tap water supplies for residents within the Arizonian territories.

Optimal Water Filtration Systems for Eliminating PFAS from Home Drinking Water

Choosing the correct water filtration system, such as those with activated carbon filters, is critical for effectively reducing PFAS from your household drinking water. Filters that have received certifications such as NSF/ANSI 53 or NSF/ANSI 58 are verified to diminish pfas levels. To confirm their efficiency in reducing exposure to PFAS and other contaminants, these filters undergo certification by respected independent testing organizations like NSF, WQA, and UL Solutions. Testing for PFAS contamination in bottled water is also important, as it can be a source of exposure.

By investing in an effective water filtration solution you’ll substantially lower your family’s risk of ingesting harmful levels of PFAs through drinking water ensuring a safer consumption experience.

Parker & Sons is in The Water Business

At Parker & Sons we recognize the complexities and concerns associated with PFAS contamination. Our wide range of water filtration solutions is specifically designed to address the unique needs of your household, effectively targeting and eliminating a broad spectrum of contaminants, including PFAS. With 50 years experience and commitment to excellence, Parker & Sons is your trusted partner for ensuring great water in your home.

Don't leave the safety of your water to chance. Contact us today for a free water testing consultation!

Frequently Asked Questions

What are PFAS and why are they used?

Per- and polyfluoroalkyl substances, commonly referred to as PFAS, are chemicals appreciated for their ability to repel grease, oil, water, and withstand heat. This has led to their widespread use in manufacturing items such as nonstick cookware, stain-resistant carpeting, and fabrics that resist water.

How do PFAS enter the human body?

Contaminated water or food, products manufactured with PFAS, and the inhalation of air containing PFAS particles are all pathways through which PFASIC chemicals make their way into the human body.

What health risks are associated with PFAS exposure?

Exposure to PFAS carries health risks including the likelihood of developing thyroid disease, weakening of the immune system, and elevated cholesterol levels.

What steps can I take to protect myself from PFAS?

In order to safeguard against PFAS, it is advisable to thoroughly inspect labels on products, opt for non-PFAS cookware alternatives, and think about investing in water filters that have been officially certified.

Adhering to these precautions can significantly reduce your exposure to PFAs.

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