March 15, 2009 - When Michael Barretta bought his tidy Bethpage house in 2006, he thought pollution from the nearby former Northrop Grumman defense complex had been cleaned up years ago.
But recent tests showed elevated levels of the industrial solvent trichloroethylene - a potential carcinogen also known as TCE - in the basements of four homes east of the Navy-owned property's 11th Street boundary. Contaminated soil vapor was also found under the basement slabs of two more houses.
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