[CPEO-MEF] PERCHLORATE: Barstow (CA) plume reaches more than a mile

[Lenny Siegel <lsiegel@cpeo.org>]

BARSTOW: Contaminated water study finds 1-mile plume

BY JANET ZIMMERMAN
Riverside Press-Enterprise (CA)
April 13, 2012

Groundwater sampling shows more than a mile-long plume of perchlorate  
contamination spreading from a home that once belonged to the owner  
of a defunct pyrotechnics company and where the chemical was  
illegally dumped.

The contamination prompted a three-day, do-not-drink order in the  
city in November 2010. The emergency affected more than 40,000  
customers of Golden State Water Co., and a tainted well was closed  
while the system was flushed to clear the chemical.

State monitoring last December showed that 12 of 22 sample wells  
contained the chemical, an ingredient in rocket fuel, fireworks and  
other explosives that interferes with thyroid function. According to  
the Lahontan Regional Water Quality Control Board, detected  
concentrations ranged from 4.5 parts per billion to 13,000 parts per  
billion; the drinking water standard for perchlorate in California is  
6 parts per billion.


...

For the entire article, see
http://www.pe.com/local-news/breaking-news-headlines/20120413-barstow- 
contaminated-water-study-finds-1-mile-plume.ece

--

Lenny Siegel
Executive Director, Center for Public Environmental Oversight
a project of the Pacific Studies Center
278-A Hope St., Mountain View, CA 94041
Voice: 650/961-8918 or 650/969-1545
Fax: 650/961-8918
<lsiegel@cpeo.org>
http://www.cpeo.org

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