2019 CPEO Brownfields List Archive

From: Lenny Siegel <lsiegel@cpeo.org>
Date: Mon, 27 May 2019 23:43:54 -0700 (PDT)
Reply: cpeo-brownfields
Subject: [CPEO-BIF] Source of San Luis Obispo (California) TCE "Pinpointed"
 
Pinpointed: Water officials name alleged culprit of TCE contamination near airport

By Peter Johnson
San Luis Obispo New Times (CA)
May 16, 2019

A nearly four-year-long investigation into how a chemical known to cause cancer showed up in the water of more than a dozen rural wells by the SLO County Airport has finally concluded with an alleged culprit.

Central Coast Regional Water Quality Control Board investigators say that Noll Inc., a machine shop on Thread Lane, is responsible for the trichloroethylene (TCE) leak that contaminated at least 14 wells in the Buckley Road area.

The regional water board zeroed in on the 4665 Thread Lane property after recent water samples from under the site showed TCE levels that were 157 times above the federal drinking standard. Officials concluded that the site marked ground zero for the 1/2-mile-by-1/3-mile overall TCE plume.

"We know the hotspot's below that property," said Greg Bishop, a senior engineering geologist and site cleanup program manager at the regional water board.

…

For the entire article, see
https://www.newtimesslo.com/sanluisobispo/pinpointed-water-officials-name-alleged-culprit-of-tce-contamination-near-airport/Content?oid=8369641

--

Lenny Siegel
Executive Director
Center for Public Environmental Oversight
a project of the Pacific Studies Center
P.O. Box 998, Mountain View, CA 94042
Voice/Fax: 650/961-8918 
<lsiegel@cpeo.org>
http://www.cpeo.org

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