Massachusetts has proposed the nation's most protective limits and clean-up standards for the rocket fuel chemical perchlorate in drinking water. The standards are higher than EPA's, the military's or any others proposed by states. Massachusetts officials say they set the standard at just 2 ppb (parts per billion) to protect sensitive populations like babies, which can ingest the chemical through breast milk or formula made with contaminated water. Read more in the Cape Cod Times.
Perchlorate can affect thyroid function, especially in children, who are at risk for developmental problems.
EWG's work on rocket fuel in drinking water and food is available here.