Billings Pce

⚠ Superfund · Listed on NPL

The EPA has presented a Proposed Plan to either install vapor mitigation systems in buildings or take no action. This Proposed Plan is meant to present options to address risks from vapors in buildings. It is not the plan for the entire site or all the issues that the EPA will eventually address at the Billings PCE Superfund Site.

Location

CityBillings
CountyYellowstone County
StateMontana
Coordinates45.77412, -108.52293

Contaminated media

Cleanup timeline

  1. Initial Assessment Completed — 04/06/1993
  2. Proposed to the National Priorities List — 09/03/2020
  3. Finalized on the National Priorities List — 09/09/2021
  4. Remedial Investigation Started — 08/06/2021
  5. Remedy Selected — Estimated Jun - Aug 2026
  6. Remedial Action Started — Estimated Jun - Aug 2026
  7. Construction Completed — Not Yet Achieved
  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 Yellowstone County

EPA-regulated facilities nearby

Understanding this Superfund site

Billings Pce is a federal Superfund site in Montana. 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: Listed on NPL. This site is on EPA's National Priorities List, which identifies the most serious uncontrolled or abandoned hazardous waste sites in the country. Listing triggers federal cleanup authority and funding under CERCLA (the Superfund law).

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.