Dover Chemical Corp

⚠ Superfund · Proposed for NPL

The site is being addressed through potentially responsible party (PRP) actions, with oversight provided by U.S. EPA and Ohio EPA.

Location

CityDover
CountyTuscarawas County
StateOhio
Coordinates40.53982, -81.49444

Contaminants of concern

Contaminated media

Cleanup timeline

  1. Initial Assessment Completed — 02/01/1983
  2. Proposed to the National Priorities List — 05/10/1993
  3. Finalized on the National Priorities List — Not Yet Achieved
  4. Remedial Investigation Started — 08/24/1988
  5. Remedy Selected — 09/18/2015
  6. Final Remedial Action Started — Estimated Jun - Aug 2028
  7. Construction Completed — Estimated Oct - Dec 2027
  8. Deleted from National Priorities List — Not Yet Achieved
  9. Most Recent Five-Year Review — Not Yet Achieved
  10. Achieved Sitewide Ready for Anticipated Reuse — Not Yet Achieved

EPA references

Other Superfund sites in Tuscarawas County

EPA-regulated facilities nearby

Understanding this Superfund site

Dover Chemical Corp is a federal Superfund site in Ohio. 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: Proposed for NPL. This site has been proposed for the National Priorities List but is not yet formally listed. Proposal triggers a public comment period. If listed, EPA conducts a remedial investigation to characterize contamination before selecting a cleanup approach.

EPA has identified 9 contaminants of concern at this site, including 1,1-dichloroethane, 1,2,4-trichlorobenzene, 1,2-dichlorobenzene. Contamination has been detected in groundwater.

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.