[CPEO-MEF] Nebraska Ordnance Plant - possible vapor intrusion

[Lenny Siegel <lennysiegel@gmail.com>]

Corps tabs new areas of concern

By Suzi Nelson
LaVista Sun (NE)
August 15, 2007

ASHLAND - The United States Army Corps of Engineers revealed that the 
plumes of contaminated groundwater from the former Nebraska Ordnance 
Plant near Mead may be extending beyond their expectations in five or 10 
years.

At the quarterly Restoration Advisory Board (RAB) meeting Monday in 
Ashland, Corps of Engineers Project Manager Garth Anderson said the 
Corps has identified three areas of concern. In these three areas, 
modeling shows that the contaminants are likely to spread beyond the 
hydraulic capture zone if no new measures are taken.

...

Marquess said computers models show areas of potential vapor intrusion. 
The models identify 11 structures, both residential and commercial, that 
will be tested. These are located over Load Line 1 and four TCE plumes.

The EPA will bring in a mobile lab to begin sampling first by taking 
samples of the sub-slab, or vapors from the soil beneath the buildings. 
If these show possible contamination, the air in the buildings will be 
tested.

...

For the entire article, see
http://www.lavistasun.com/site/tab8.cfm?newsid=18708543&BRD=2712&PAG=461&dept_id=557010&rfi=6

--


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
<lsiegel@cpeo.org>
http://www.cpeo.org


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