Sporlan Valve Plant 1

⚠ Superfund · Listed on NPL

This site has been added to the National Priorities List. This is a crucial step in the Superfund Cleanup Process. A Remedial Investigation has begun with the goal of evaluating the nature and extent of contamination. Vapor mitigation systems have been installed in homes where contaminants have been identified in indoor air.

Location

CityWashington
CountyFranklin County
StateMissouri
Coordinates38.55190, -91.00668

Cleanup timeline

  1. Initial Assessment Completed — 10/30/2014
  2. Proposed to the National Priorities List — 09/13/2018
  3. Finalized on the National Priorities List — 05/15/2019
  4. Remedial Investigation Started — 09/30/2019
  5. Remedy Selected — Not Yet Achieved
  6. Remedial Action Started — Not Yet Achieved
  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 Franklin County

EPA-regulated facilities nearby

Understanding this Superfund site

Sporlan Valve Plant 1 is a federal Superfund site in Missouri. 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).

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.