News

Catch up on the latest news and analysis from EWG’s team of experts.

Areas of Focus

Areas of Focus

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Reverse Osmosis Water Filters: When Are They a Good Choice?

Filtering your drinking water is a good step to take to protect children's health from pollutants in tap water.

10 Toxic ‘Forever Chemicals’ Found in Louisville, Ky., Tap Water

A sample of residential tap water in Louisville, Ky, contained 10 different compounds in the family of toxic fluorinated chemicals known as PFAS, according to laboratory tests commissioned by the...

For PFAS, Hazardous Designation Is Not a Ban

Designating the toxic fluorinated chemicals known as PFAS as “hazardous substances” is critical to cleaning up legacy contamination of a chemical linked to cancer.

Algae Outbreaks Up by Nearly One-Fifth in 2019

EWG has found 508 news reports about algae blooms in the country's lakes, ponds and rivers so far this year – 18 percent more than the 429 we found in the same period last year.

The 100 U.S. Military Sites With the Worst PFAS Contamination

Many of the nation's highest levels of groundwater contamination with PFAS – highly toxic fluorinated chemicals linked to increased risk of cancer and other diseases – have been found at military...

PFAS and Developmental and Reproductive Toxicity: An EWG Fact Sheet

The toxic fluorinated chemicals known as PFAS are a class of environmentally persistent manmade chemicals that are used as water, grease and stain repellents in clothing and furniture, in industrial...

How the Defense Spending Bill Vote Could Impact Children’s Health

This year's defense spending bill – the National Defense Authorization Act, or NDAA – now being considered by Congress, is an unprecedented chance to regulate the toxic fluorinated chemicals known as...

The Science on PFAS: Rebuttal to 3M’s Claims

For decades, 3M was a leading producer of the toxic fluorinated chemicals known as PFAS. As early as the 1950s, 3M's own studies showed that PFAS chemicals built up in blood, and by the 1960s, 3M's...

Record-Breaking Number of Algae Outbreaks in 2019

A record-breaking number of potentially toxic algae blooms have plagued bodies of water across the country this summer. According to our map, which tracks news stories of algae blooms, as of August 27...

For Decades, Polluters Knew PFAS Chemicals Were Dangerous But Hid Risks From Public

For nearly 70 years, chemical companies like 3M and DuPont have known that the highly fluorinated chemicals called PFAS build up in our blood. They've known for almost that long that PFAS chemicals...

Keeping Kids Safe from Toxic Algae

Outbreaks of potentially toxic algae are fouling lakes, rivers and other bodies of water across the U.S. Nationally, news reports on algae outbreaks have been on the rise since 2010.

Dog Deaths Linked to Harmful Algae Blooms

Last week, Melissa Martin and Denise Mintz took their dogs – Abby, Harpo and Lizzy – for a swim in a pond near their home in Wilmington, N.C. Within hours, the dogs grew sick and died, apparent...

Curbing Polluting Farm Runoff Is Key to Fighting the Epidemic of Toxic Algae Blooms

In 2011, Sen. Jim Inhofe, R-Okla., fell “deathly sick” from a severe upper respiratory illness after swimming in a lake infected with toxic algae. Inhofe, a notorious science-denying patron of...

To Address PFAS Pollution, Congress Should Report, Reduce and Remediate

When it comes to household waste, we all know the mantra: Reduce, reuse, recycle.

EWG and Toxic Fluorinated Chemicals: 20 Years in the Fight Against PFAS

In 2001, attorney Robert Bilott filed a federal class-action suit against DuPont for polluting the drinking water of more than 70,000 people in and around Parkersburg, W.Va., with PFOA, a Teflon...

It’s Time To Regulate Industrial Discharges of PFAS

Fluorinated chemicals known as PFAS have been linked to serious health problems, including cancer, harm to the reproductive system, and harm to the immune system.

This Fourth of July, You’ll See 70 Percent More Algae Outbreaks Than Last Year

Over the Fourth of July holiday, many of us love to beat the heat in a favorite lake, pond or river. But this year, vacationers from coast to coast will have to look out for a potentially record...

PFAS Chemicals Harm the Immune System, Decrease Response to Vaccines, New EWG Review Finds

Toxic PFAS chemicals, notorious for contaminating drinking water supplies across the U.S., are harmful to nearly every human organ, and the immune system is particularly vulnerable. PFAS mixtures...

Nitrates in Tap Water: What Parents Need to Know

A new EWG study published in Environmental Research found that nitrate, one of the most common contaminants of drinking water, may cause up to 12,594 cases of cancer per year, but that's not its only...

PFAS Nation: Toxic Discharges Suspected From Almost 500 Industrial Facilities Across U.S.

At least 475 industrial facilities across the nation could be discharging the toxic fluorinated compounds known as PFAS into the air and water, according to an EWG analysis of government data.

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