Research

For the next COVID-19 stimulus bill, House leaders have proposed spending $75.9 billion over five years on water infrastructure. This urgent and long-overdue investment would enable community water...

More than 2 million Americans in hundreds of small, mostly rural communities are drinking water with levels of nitrate that increase the risk of some cancers, according to a recent comprehensive...

By spending billions to upgrade the nation’s failing water infrastructure, Congress can create tens of thousands of jobs and significantly improve the safety of drinking water supplies.

In the face...

Nitrate contamination of drinking water is getting worse in much of rural Minnesota, an Environmental Working Group analysis of state data found.

New laboratory tests commissioned by EWG have for the first time found the toxic fluorinated chemicals known as PFAS in the drinking water of dozens of U.S. cities, including major metropolitan areas...

The number of large concentrated animal feeding operations, or large CAFOs, in Iowa increased nearly fivefold in the past two decades, a new study from Environmental Working Group reveals, with almost...

Drinking water for an estimated half a million Minnesotans is drawn from groundwater contaminated with elevated levels of nitrate, a toxic pollutant that is linked to cancer and is especially...

Drinking water sources for 74 community water systems serving 7.5 million Californians are contaminated with the highly toxic fluorinated chemicals called PFAS, according to an Environmental Working...

As far back as 1950, studies conducted by 3M showed that the family of toxic fluorinated chemicals now known as PFAS could build up in our blood. By the 1960s, animal studies conducted by 3M and...

Nitrate pollution of U.S. drinking water may be responsible for up to 12,594 cases of cancer a year, at a cost of up to $1.5 billion for health care, according to a new peer-reviewed study by the...

The known extent of contamination of American communities with the highly toxic fluorinated compounds known as PFAS continues to grow at an alarming rate. As of March 2019, 610 locations in 43 states...

In the almost 20 years since water pollution with toxic fluorinated chemicals, or PFAS, erupted as a public health issue, research has found impacts from exposure to ever-lower levels. Yet there are...

The array of toxic pollutants in California drinking water could in combination cause more than 15,000 excess cases of cancer, according to a peer-reviewed study by scientists at Environmental Working...

Des Moines Water Works has struggled for years to provide safe drinking water to its customers, battling nitrate contamination from upstream farms. But contamination from agricultural practices may be...

The Maumee River, overloaded with fertilizer and manure, is the single largest source of the phosphorus that triggers blooms of toxic algae in Lake Erie. Over half of the manure in the Maumee River...

The Environmental Working Group has identified and mapped 206 military sites in the U.S. where drinking water or groundwater is contaminated with fluorinated chemicals, known as PFAS, at levels that...

Americans are increasingly seeking “clean” foods that are free from artificial colors, flavors and preservatives. But although consumers who want to avoid toxic pesticides and antibiotics know to look...

Although North Carolinians' attention has rightly been focused on the state's dense concentration of factory swine farms – concentrated animal feeding operations, or CAFOs, which produce 10 billion...

North Carolina's dense concentration of approximately 6,500 confined animal feeding operations, often called CAFOs, annually generate two million tons of dry chicken waste and 10 billion gallons of...

Seasonal spikes of atrazine, a weed killer that disrupts hormones and harms the developing fetus, contaminate the drinking water of millions of Americans at potentially hazardous levels as run-off...

America has a serious problem with nitrate contamination of drinking water – and it is most severe in the small communities that can least afford to fix it.

Popular oat cereals, oatmeal, granola and snack bars come with a hefty dose of the weed-killing poison in Roundup, according to independent laboratory tests commissioned by EWG.

Most animals raised for meat, milk and eggs are on industrial farms that contaminate our air, soil and water. These farms rely heavily on antibiotics and other synthetic treatments to boost outputs...

EWG’s most recent analysis of more than 47,000 federal...