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The Issue

Perchlorate

EWG has worked for more than a decade to get government to set a national drinking water standard for this component of rocket fuel, which can afffect thyroid hormone levels.

Highlights

EWG Calls on EPA to Set Lower Limit on Perchlorate in Water Read More
EPA (Finally) Regulates Rocket Fuel in Tap Water Read More

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The Latest on Perchlorate

Friday, March 17, 2006

Massachusetts has proposed the nation's most protective limits and clean-up standards for the rocket fuel chemical perchlorate in drinking water.

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EnviroBlog
Blog Post
Friday, March 3, 2006

No point rewriting Marian Burros' lead from Wednesday's New York Times: "The House is expected to vote Thursday on a bill that w

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EnviroBlog
Blog Post
Friday, March 3, 2006

Following a published report that the Bush Administration is holding up a study that shows most Americans carry a toxic rocket fuel chemical in their bodies at levels close to federal safety limits, Environmental Working Group (EWG) is calling for the immediate release of the study so EPA and state agencies can take steps to protect the public.

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News Release
Friday, February 3, 2006

A study of CDC employees designed to test new methods of looking for the rocket fuel chemical perchlorate in humans stumbled upon unusually high levels of perchlorate in its subjects.

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EnviroBlog
Blog Post
Friday, June 3, 2005

A major investigation by The Riverside Press-Enterprise finds that an industry-funded study, relied on by federal scientists to recommend drinking water standards for a toxic rocket fuel chemical, erroneously reported no effects on people from low doses of the chemical.

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EnviroBlog
Blog Post
Friday, June 3, 2005

A major investigation by The Press-Enterprise of Riverside, Calif., reveals that an industry-funded study relied on by federal scientists to recommend a safe dose for perchlorate erroneously reported that healthy adults were not affected by low doses.

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News Release
Thursday, April 28, 2005

One California city is taking no chances on a toxic rocket fuel in its drinking water. Although neither the EPA nor the state has made a final decision on safe levels of perchlorate, the Associated Press reports that Rialto, a working-class Los Angeles suburb, is taking a zero-tolerance stance and shutting down all wells that have tested positive for the chemical.

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EnviroBlog
Blog Post
Tuesday, April 5, 2005

California will keep its recommendation for the legal limit of the toxic rocket fuel chemical perchlorate in drinking water at 6 parts per billion (ppb), despite EPA levels set over four times higher, the Riverside Press-Enterprise reports. California’s level takes into account rocket fuel exposure from multiple sources, including milk, lettuce and other foods. It was adjusted to protect the most sensitive populations, including pregnant mothers, infants and children.

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EnviroBlog
Blog Post
Monday, December 20, 2004

An investigation by the Riverside Press Enterprise documents how industries that make and use the rocket fuel chemical perchlorate have worked to undermine sound science on its health effects -- even rewriting an article in a federally funded journal. Meanwhile, U.S. Sen Dianne Feinstein says widespread contamination of water and food makes a national rocket fuel safety standard an urgent need.

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EnviroBlog
Blog Post
Wednesday, October 27, 2004

The Washington Post reports that a toxic chemical component of rocket fuel, in concentrations 80 times what the Environmental Protection Agency considers safe for human consumption, has been found near a reservoir that supplies drinking water to the District of Columbia.

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EnviroBlog
Blog Post
Tuesday, June 22, 2004

Milk from cows raised in some parts of California may expose infants and children to more of a toxic rocket fuel chemical than is considered safe by the U.S.

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Reports & Consumer Guides
Tuesday, June 22, 2004

In a sharp rebuke to the Bush Administration, a federal advisory committee on children's health warns that the EPA's recommended cleanup level for a rocket fuel chemical fails to protect children, fetuses and mothers.

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News Release
Tuesday, June 22, 2004

Milk from cows raised in some parts of California may expose infants and children to more of a toxic rocket fuel chemical than is considered safe by the U.S. Environmental Protection Agency (EPA) and the State of Massachusetts, according to unreleased tests by state agriculture officials and independent laboratory tests commissioned by Environmental Working Group (EWG).

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News Release
Monday, April 28, 2003
View and Download the report here: Suspect Salads
 
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Reports & Consumer Guides
Monday, April 28, 2003

Correspondence regarding perchlorate contamination in food growth in the United States

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News Release
Monday, April 28, 2003

Congresswoman Lois Capps today introduced legislation to protect Americans from perchlorate, a chemical contaminate that has seeped into underground water supplies and has recently been detected in agricultural products such as lettuce. The Preventing Perchlorate Pollution Act would accelerate the establishment of an EPA standard for perchlorate, and require the enhanced access to community "right to know" information about perchlorate contamination.

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News Release
Monday, March 3, 2003

Drinking water for more than 20 million Americans is contaminated with a toxic legacy of the Cold War: A chemical that interferes with normal thyroid function, may cause cancer and persists indefinitely in the environment, but is currently unregul

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Reports & Consumer Guides
Monday, March 3, 2003

U.S. Senator Barbara Boxer (D-CA) today introduced legislation to protect drinking water from contamination by the toxic chemical perchlorate.

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News Release
Monday, March 3, 2003

Environmental Working Group (EWG) applauded Sen. Barbara Boxer’s introduction today of a bill to set a national safety standard for rocket fuel waste in drinking water, and released exclusive up-to-date data on all known or suspected occurrences of the contaminant in hundreds of locations in 43 states.

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News Release
Monday, July 16, 2001

Sources of drinking water for more than 7 million Californians and unknown millions of other Americans are contaminated with a chemical that disrupts child development and may cause thyroid cancer, but is unregulated by the state or federal government, according to an investigation by Environmental Working Group (EWG).

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News Release

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