Company releases data showing reduction in contamination

Tuesday, March 22, 2011

McCOOK, Nebraska -- The Northrop Grumman Corp. provided further information to the Gazette this week that illustrated the history of the trichloroethylene plume, originating from the TRW facility site in McCook, by tracking its size since 1997 up to the most recent report done in 2010. After releasing a 2010 soil analysis and risk assessment report earlier this month, that stated the remediation system at the site has resulted in a significant reduction in the plume size and a decrease in overall TCE concentrations, the illustrations offer some easier to understand data about the site.

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