[CPEO-MEF] Perchlorate in DC's water

[Lenny Siegel <lsiegel@cpeo.org>]

D.C. Water Test Finds Toxic Substance

By Carol D. Leonnig
Washington Post
November 19, 2004

A more refined test of the water in the Washington Aqueduct has revealed 
the presence of perchlorate, a toxic chemical typically found in weapons 
and explosives, federal officials said yesterday.

The discovery of the chemical in the water supply challenges the 
prevailing theory of the U.S. Army Corps of Engineers, which has argued 
that contamination from buried World War I munitions in the Spring 
Valley neighborhood to the north poses no threat to Dalecarlia Reservoir 
along MacArthur Avenue NW.

Thomas P. Jacobus, chief of the Washington Aqueduct, said perchlorate in 
the reservoir measured between 1.2 and 1.8 parts per billion (ppb) and 
did not pose a health risk. He said he has ordered weekly tests of the 
water and is recommending that the corps accelerate its search for the 
source of perchlorate contamination.

…

for the entire article, see
http://www.washingtonpost.com/wp-dyn/articles/A61555-2004Nov18.html


--
Lenny Siegel
Director, Center for Public Environmental Oversight
c/o PSC, 278-A Hope St., Mountain View, CA 94041
Voice: 650/961-8918 or 650/969-1545
Fax: 650/961-8918
http://www.cpeo.org

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