[CPEO-BIF] More mitigation systems at Crossley Farm site, Pennsylvania

[Lenny Siegel <lsiegel@cpeo.org>]

[I would be interested in hearing about other sites where EPA's  
September 2011 IRIS Assessment for TCE is leading to changes on the  
ground. - LS]

EPA reassesses site contaminant
More homes near Crossley Farm affected

By C. Ryan Barber
Reading Eagle (PA)
June 14, 2012


Federal officials are proposing to install special ventilation  
systems in 11 more homes near the Crossley Farm Superfund Site after  
a reassessment of the toxicity of a carcinogen contaminating the  
area's groundwater.

Last fall, the federal Environmental Protection Agency concluded that  
the contaminant, trichloroethylene, is 10 times more toxic than  
officials originally believed. That led to a radical change in EPA's  
standard for safe air levels: It was lowered to 2 micrograms per  
cubic meter from 20.

Only two homes in the vicinity of the Hereford Township site exceeded  
the old threshold. With the new standard, the number requiring  
remediation rose to 13, according to EPA officials, who will hold a  
public meeting on the new development today.

...

For the entire article, see
http://readingeagle.com/article.aspx?id=392781

--

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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