Superfund Site: SMITHTOWN GROUND WATER CONTAMINATION
Superfund Site Profile
The Smithtown Ground Water Contamination site is located in the villages of Nissequogue and Head of the Harbor, and the hamlet of St. James, on Long Island in eastern New York state. The site consists of an area of contaminated groundwater that has affected local drinking water supplies. Groundwater is contaminated with perchloroethylene (PCE), a solvent used in dry cleaning and metal cleaning. EPA connected affected residents to public water supplies and provided bottled water. EPA conducts long-term groundwater and surface water monitoring. Controls are in place to restrict the use of groundwater.