The existing groundwater extraction wells help keep contaminated groundwater contained to beneath the property and the groundwater treatment plant continues to reduce the level of contaminants. The PRPs, with EPA oversight, are investigating how far the contaminated groundwater moved beyond the property boundaries before these actions were taken.
| City | Piscataway |
|---|---|
| County | Middlesex County |
| State | New Jersey |
| Coordinates | 40.56250, -74.44334 |
Chemsol Inc is a federal Superfund site in New Jersey. The Superfund program, created by Congress in 1980, addresses sites where hazardous substances have been released or threaten release into the environment. EPA scores potential sites using the Hazard Ranking System; those that score high enough are placed on the National Priorities List.
Current status: Cleanup underway. Active cleanup is underway, meaning EPA has approved a remediation plan and work is in progress. Cleanup timelines vary widely — some sites take decades depending on contamination depth, groundwater involvement, and funding availability.
EPA has identified 10 contaminants of concern at this site, including 1,2-dichloroethane, 1,2-dichloroethene (cis and trans mixture), acetone. Contamination has been detected in groundwater, soil.
If you live near this site and have health concerns, your state health department can provide site-specific guidance. EPA maintains a community involvement program for most NPL sites, and site documents — including the Record of Decision, five-year reviews, and public health assessments — are typically available through EPA's Superfund site profile.