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Title

Palermo Wellfield Superfund Site: Subdrain System and Treatment Lagoon, Status Results, October 2007 and June and November 2008

 
Publication number Date Published
09-03-044August 2009
VIEW NOW Palermo Wellfield Superfund Site: Subdrain System and Treatment Lagoon, Status Results, October 2007 and June and November 2008 (Number of pages: 64) (Publication Size: 790KB)




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Author(s) Marti, P.
Description The Palermo Wellfield subdrain was monitored from October 2007 through November 2008. The subdrain met or was near the remediation goal of lowering groundwater three feet below ground surface for the central and northern homes, but did not for the two southern homes.

Some sediment is present in the central and southern subdrain cleanouts. Vegetation growth at the south end of the lagoon does not appear to be affecting the lagoon’s performance.

Average PCE and TCE concentrations in samples from the subdrain are 15 ug/L and 24 ug/L. Concentrations in the treated water that discharges to the Deschutes River were below the remediation goals of 0.8 ug/L (PCE) and 2.7 ug/L (TCE).
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Keywords Deschutes, treatment, river, water, superfund, groundwater, Environmental Protection Agency
WATERSHED Water Resource Inventory Area 13 Deschutes
RELATED PUBLICATIONS Title:

Palermo Wellfield Superfund Site Subdrain System and Treatment Lagoon, Status Report, November 2006 and June 2007

Palermo Wellfield Superfund Site Subdrain System and Treatment Lagoon, Status Report, September 2005 and June 2006

Palermo Wellfield Superfund Site Subdrain System and Treatment Lagoon, Status Report, September 2004 and June 2005

Palermo Wellfield Superfund Site Subdrain System and Treatment Lagoon, Status Report, October 2003 and May 2004

Palermo Wellfield Superfund Site Subdrain System and Treatment Lagoon Status Report, December 2002 and May 2003

Quality Assurance Project Plan: Addendum to Operation and Maintenance Manual of the Treatment Lagoon, Palermo Wellfield Superfund Site