A volatile organic compound (VOC) has been detected intruding through the geosynthetic cover of the Haverford Township, Pennsylvania Superfund Site. The off-gasing vapor has been identified as trichloroethylene. In its liquid form, trichloroethylene is a nonflammable, colorless liquid. It’s used as a solvent for cleaning or degreasing metal parts. The US Environmental Protection Agency continues to monitor the site and is evaluating how extensive the vapor intrusion may have been. Fourteen nearby residences have been notified.

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