Pohatcong Valley Ground Water Contamination

⚠ Superfund · Ready for anticipated reuse

Operable Unit 1 (OU1) OU1 is further subdivided into the OU1 TCE plume and OU1 PCE plume. The OU1 TCE plume contains groundwater primarily contaminated with TCE that came from the former ANC facility. The OU1 PCE plume contains groundwater primarily contaminated with PCE from the former Tung-Sol Tubing facility.

Location

CityWarren County
CountyWarren County
StateNew Jersey
Coordinates40.75000, -75.00000

Contaminants of concern

Contaminated media

Cleanup timeline

  1. Initial Assessment Completed — 06/01/1985
  2. Proposed to the National Priorities List — 06/24/1988
  3. Finalized on the National Priorities List — 03/31/1989
  4. Remedial Investigation Started — 09/08/1988
  5. Remedy Selected — 07/13/2006
  6. Remedial Action Started — 09/13/2013
  7. Final Remedial Action Started — 05/23/2019
  8. Construction Completed — 03/24/2023
  9. Deleted from National Priorities List — Not Yet Achieved
  10. Most Recent Five-Year Review — Not Yet Achieved

EPA references

EPA-regulated facilities nearby

Understanding this Superfund site

Pohatcong Valley Ground Water Contamination 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: Ready for anticipated reuse. EPA considers this site ready for anticipated reuse, meaning cleanup has progressed enough for certain land uses. This does not necessarily mean all contamination has been removed — institutional controls like deed restrictions may limit how the land can be used.

EPA has identified 10 contaminants of concern at this site, including aluminum, antimony, arsenic. Contamination has been detected in soil, groundwater, soil gas.

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.