Picatinny Arsenal is participating in the Installation Restoration Program, established in 1978 to identify, investigate and control the migration of hazardous contaminants at military and other facilities. The Army and EPA signed an Interagency Agreement in May 1991 to formalize EPA oversight of the CERCLA cleanup of the facility.
| City | Rockaway Township |
|---|---|
| County | Morris County |
| State | New Jersey |
| Coordinates | 40.91667, -74.58334 |
Picatinny Arsenal Usarmy 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, 1,1,2-trichloro-1,2,2-trifluoroethane, 1,1-dichloroethane. Contamination has been detected in groundwater, air, soil, surface water, sediment, fish tissue.
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.