[CPEO-MEF] Reactive Barrier at Hill Air Force Base

[Lenny Siegel <lsiegel@cpeo.org>]

Large ditch effort

by Frances Kosakowsky
Chief of Environmental Public Affairs
Hilltop Times
December 16, 2004

Hill Air Force Base's Environmental Management Division recently 
completed a $1.6 million installation to help clean up contaminated 
groundwater in Roy.

The system installed is a permeable reactive barrier. The PRB system 
will help to control the westward migration of trichloroethylene in 
groundwater beneath Roy. The system will shorten the time contaminated 
water will be beneath Roy homes.

The Environmental Management Restoration Branch is using technology 
developed by Canada's University of Waterloo to treat TCE contaminated 
groundwater. This technology uses granular iron to change TCE from a 
hazardous substance to a material that won't harm humans or the 
environment. The granular iron is mixed with sand and placed in the 
ground in the path of the contaminated groundwater to form a "permeable 
reactive barrier."

…

For the entire article, see
http://www.hilltoptimes.com/story.asp?edition=184&storyid=5275

--
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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