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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.

Monday, March 4, 2013

No matter where you live, the tap water is sure to contain some chemicals you don’t want to drink. For instance, we at Environmental Working Group recently reviewed the water quality tests of 201 big water utilities that serve 100 million Americans.  As our new report shows, every single one of them was polluted with unwanted chemicals called trihalomethanes, which are linked to bladder cancer and other serious disorders. 

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News and Analysis
Article
Wednesday, February 27, 2013

The Environmental Working Group has released its new online water filter buying guide with more options and new tips for consumers who want cleaner drinking water for themselves and their families.

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News Release
Wednesday, February 27, 2013

Across the nation, chlorine, added as a disinfectant to kill disease- causing microganisms in dirty source water, is reacting with rotting organic matter like sewage, manure from livestock, dead animals and fallen leaves to form toxic chemicals that are potentially harmful to people.

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Wednesday, February 27, 2013

new Environmental Working Group analysis of 2011 water quality tests by 201 large U.S. municipal water systems that serve more than 100 million people in 43 states has determined that all are polluted with unwanted toxic chemicals called trihalomethanes. These chemicals, an unintended side effect of chlorination, elevate the risks of bladder cancer, miscarriages and other serious ills.  

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News Release
Wednesday, February 27, 2013

What is most important to you in a water filter?  Check out EWG's Water Filter Buying Guide.  Find the right filter for your water - and budget.

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Reports & Consumer Guides
Thursday, January 10, 2013

WASHINGTON, D.C. -- Americans are not opposed to more domestic energy production, but they are unwilling to achieve it by sacrificing clean water, increased energy efficiency, and expanded wind and solar power in the process, according to a major new ORC International survey conducted for the nonprofit Civil Society Institute (CSI) and Environmental Working Group (EWG).

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News Release
Thursday, September 20, 2012

Environmental Working Group commends the EPA for taking action to protect Americans from perchlorate, the endocrine-disrupting compound that has long been an important public health issue.

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News Release
Thursday, September 20, 2012

Although scientists and government regulators have long known about the ever-present threat of arsenic in our diet and water, it was unsettling when two major reports came out on the same day (Sept. 19) reminding us of the risk of arsenic in foods, particularly rice.

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News and Analysis
Article
Thursday, September 20, 2012

EWG commends EPA for taking action to protect Americans from perchlorate, an endocrine-disrupting compound and contaminant in tap water.

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Testimonies & Official Correspondence
Wednesday, August 29, 2012

Guaranteeing a clean and ample supply of water should be at the core of our energy policy. Sometimes Washington seems to have forgotten that. But a recent survey shows that the American people have not.

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AgMag
Article
Friday, August 24, 2012

We walked up to the White House Appointments Desk at 17th Street and State Place NW, headed for the West Wing. The security officer examined Jerry Ensminger's military identification card and then said "Semper Fi!" With no sense of irony, Jerry responded "Semper Fi," the "always faithful" Marine mantra he had repeated so many times before.

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News and Analysis
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Friday, August 17, 2012

This week, EWG joined the Natural Resources Defense Council (NRDC) in filing a suit against California regulators for failing to develop a drinking water standard to protect millions of state residents against contamination by hexavalent chromium, or chromium-6.

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News and Analysis
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Tuesday, August 14, 2012

The Natural Resources Defense Council and the Environmental Working Group today sued the California Department of Public Health for failing to protect millions of Californians from hexavalent chromium, the cancer-causing chemical made infamous in the movie “Erin Brockovich” for contaminating drinking water and sickening residents in the town of Hinkley, California.

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News Release
Monday, August 6, 2012

President Obama signed into law today the Honoring America’s Veterans and Caring for Camp Lejeune Families Act, which will provide essential health benefits to veterans and their families who were made ill by contaminated drinking water at Marine Corps Base Camp Lejeune in North Carolina.

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News Release
Wednesday, August 1, 2012

EWG president Ken Cook has issued the following statement on the passage of the Janey Ensminger Act

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News Release
Tuesday, July 31, 2012

The U.S. House of Representatives today passed a bipartisan bill that provides health benefits to veterans and their families exposed to contaminated drinking water at Marine Corps Base Camp Lejeune in North Carolina.

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News Release
Thursday, July 19, 2012

The U.S. Senate unanimously passed a bill that furnishes health care benefits to veterans and their families made ill from polluted drinking water at Marine Corps Base Camp Lejeune in North Carolina.

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News Release
Thursday, April 12, 2012

A new Environmental Working Group report examines water pollution caused by farm runoff and details how treating the problem after the fact is increasingly expensive, difficult and, if current trends continue, ultimately unsustainable.

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News Release
Thursday, April 12, 2012

Water that runs off fields treated with chemical fertilizers and manure is loaded with nitrogen and phosphorus, two potent pollutants that inevitably end up in rivers and lakes and set off a cascade of harmful consequences, contaminating the drinking water used by millions of Americans. Treating this water after the fact to clean up the contamination is increasingly expensive, difficult and, if current trends continue, ultimately unsustainable. The only solution that will preserve the clean, healthy and tasty drinking water that people expect is to tackle the problem at the source. 

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Reports & Consumer Guides
Tuesday, March 13, 2012

Animal waste and fertilizer from farming operations in California’s Salinas Valley and Tulare Lake Basin are the source of 96 percent of the nitrate contamination in the area’s groundwater, a new study commissioned by the State Water Resources Control Board found.

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