Tap Water

Most Americans enjoy high quality drinking water, but contamination by agricultural pesticides and disinfection byproducts is a problem for others. Check out your water supply with EWG’s National Drinking Water Database.

Wednesday, September 25, 2019

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 Group review of the latest state data.

Read More
News Release
Wednesday, September 25, 2019

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 Group review of the latest state data.

Read More
Reports & Consumer Guides
Thursday, September 19, 2019

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 firefighting foam, and in the production of nonstick cookware.

Read More
News and Analysis
Article
Thursday, September 19, 2019

A toxic cocktail of chemical pollutants in U.S. drinking water could result in more than 100,000 cancer cases, according to a peer-reviewed study from Environmental Working Group – the first study to conduct a cumulative assessment of cancer risks due to 22 carcinogenic contaminants found in drinking water nationwide.

Read More
Key Issues:
News Release
Wednesday, September 18, 2019

Below and attached is EWG’s testimony to the Water Resources and Environment Subcommittee of the House Committee on Transportation and Infrastructure for their hearing pertaining to the Administration’s policy initiatives under the Clean Water Act

Read More
Testimonies & Official Correspondence
Monday, September 16, 2019

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 PFAS, which have contaminated hundreds of public water systems nationwide.

Read More
News and Analysis
Article
Friday, September 13, 2019

Drinking water supplies at two Washington state Army installations are contaminated with extremely high levels of the toxic fluorinated chemicals called PFAS, according to Department of Defense data obtained by EWG under the Freedom of Information Act.

Read More
Testimonies & Official Correspondence
Friday, September 13, 2019

Drinking water supplies at seven Army installations in New York state are contaminated with elevated levels of toxic fluorinated chemicals called PFAS, according to newly released Department of Defense data obtained by EWG under the Freedom of Information Act.

Read More
Testimonies & Official Correspondence
Thursday, September 12, 2019

Drinking water supplies at a Minnesota National Guard facility were contaminated with elevated levels of highly toxic fluorinated chemicals called PFAS, according to newly released Department of Defense data obtained by EWG under the Freedom of Information Act.

Read More
Testimonies & Official Correspondence
Thursday, September 12, 2019

Drinking water supplies at two Army installations in Oklahoma are contaminated with toxic fluorinated chemicals called PFAS, according to newly released Department of Defense data obtained by EWG under the Freedom of Information Act

Read More
Testimonies & Official Correspondence
Thursday, September 12, 2019

Drinking water supplies at seven Army installations in Arizona are contaminated with the toxic fluorinated chemicals called PFAS, according to newly released Department of Defense data obtained by EWG under the Freedom of Information Act.

Read More
Testimonies & Official Correspondence
Thursday, September 12, 2019

Drinking water supplies at two Army installations in Rhode Island are contaminated with elevated levels of toxic fluorinated chemicals called PFAS, according to newly released Department of Defense data obtained by EWG under the Freedom of Information Act.

Read More
Testimonies & Official Correspondence
Thursday, September 12, 2019

Today the Trump administration will finalize its plan to repeal critical safeguards that prohibit the dumping of industrial and agricultural pollution into sensitive waterways that provide tap water for more than 117 million Americans.

Read More
News Release
Wednesday, September 11, 2019

Drinking water supplies at 10 Army installations in Oregon are contaminated with the toxic fluorinated chemicals called PFAS, according to newly released Department of Defense data obtained by EWG under the Freedom of Information Act.

Read More
News Release
Tuesday, September 10, 2019

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 own animal studies showed the potential for harm. Yet 3M continued to produce PFAS chemicals without notifying its employees of the risks.

Read More
News and Analysis
Article
Thursday, August 29, 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, 354 algae outbreaks have occurred in 41 states. That’s 65 more bloom stories than the 289 that had occurred by this time last year.

Read More
AgMag
Article
Wednesday, August 28, 2019

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 have a toxic effect on our organs.

Read More
News and Analysis
Article
Thursday, August 22, 2019

A new peer-reviewed study refutes claims by the chemical industry that the next generation of toxic fluorinated compounds, or PFAS, is safer than two notorious PFAS chemicals linked to cancer and other diseases that were pulled off the market in the U.S.

Read More
News Release
Thursday, August 8, 2019

Federal and state tests have found dangerous toxins, common in outbreaks of blue-green algae, in hundreds of lakes, rivers and other bodies of water nationwide – yet authorities are doing little to notify and protect Americans, according to a new analysis and map from the Environmental Working Group.

Read More
News Release
Tuesday, July 30, 2019

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

Read More
News and Analysis
Article

Pages

Subscribe to Tap Water