Matlack Inc

⚠ Superfund · Cleanup underway

EPA completed the design of the soil portions of the remedies selected in the 2017 ROD and the 2023 ROD Amendment to address contamination at the site. The designs to cleanup soil in the source areas (soil excavation in the Former Lagoon Area and in-situ thermal treatment in the Drum Disposal Area) were completed in 2024.

Location

CityWoolwich Township
CountyGloucester County
StateNew Jersey
Coordinates39.76311, -75.32217

Contaminants of concern

Contaminated media

Cleanup timeline

  1. Initial Assessment Completed — 09/01/1984
  2. Proposed to the National Priorities List — 09/18/1985
  3. Proposed to the National Priorities List — 09/18/2012
  4. Finalized on the National Priorities List — 05/24/2013
  5. Remedial Investigation Started — 05/06/1987
  6. Final Remedy Selected — 09/29/2017
  7. Remedial Action Started — 06/21/2024
  8. Construction Completed — Not Yet Achieved
  9. Deleted from National Priorities List — Not Yet Achieved
  10. Most Recent Five-Year Review — Not Yet Achieved

EPA references

Other Superfund sites in Gloucester County

EPA-regulated facilities nearby

Understanding this Superfund site

Matlack 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 1,1,1-trichloroethane, 1,1-dichloroethane, 1,1-dichloroethene. Contamination has been detected in groundwater, soil, sediment.

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.