Asarco Taylor Springs

⚠ Superfund · Cleanup underway

EPA is changing the cleanup plan for the site in accordance with EPA’s October 2025 Residential Lead Directive to be more protective of human health at residential properties. EPA will document the changes in a document called the Explanation of Significant Differences anticipated to be published spring 2026.

Location

CityTaylor Springs
CountyMontgomery County
StateIllinois
Coordinates39.11868, -89.50546

Contaminants of concern

Contaminated media

Cleanup timeline

  1. Initial Assessment Completed — 09/25/2001
  2. Proposed to the National Priorities List — 04/19/2006
  3. Finalized on the National Priorities List — 09/27/2006
  4. Remedial Investigation Started — 06/26/2008
  5. Remedy Selected — 09/28/2021
  6. Remedial Action Started — 04/16/2024
  7. Final Remedial Action Started — 06/04/2024
  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 Montgomery County

EPA-regulated facilities nearby

Understanding this Superfund site

Asarco Taylor Springs is a federal Superfund site in Illinois. 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 4 contaminants of concern at this site, including arsenic, cadmium, lead. 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.