Mccormick Baxter Creosoting Co

⚠ Superfund · Cleanup underway

EPA has conducted several five-year reviews of the site’s remedy. The most recent review can be found here . These reviews ensure that the remedies put in place protect public health and the environment, and function as intended by site decision documents.

Location

CityStockton
CountySan Joaquin County
StateCalifornia
Coordinates37.94785, -121.30663

Contaminants of concern

Contaminated media

Cleanup timeline

  1. Initial Assessment Completed — 04/01/1984
  2. Proposed to the National Priorities List — 02/07/1992
  3. Finalized on the National Priorities List — 10/14/1992
  4. Remedial Investigation Started — 06/30/1992
  5. Final Remedy Selected — 03/31/1999
  6. Remedial Action Started — 09/30/1999
  7. Construction Completed — Estimated Sep - Nov 2028
  8. Deleted from National Priorities List — Not Yet Achieved
  9. Most Recent Five-Year Review — 09/25/2023
  10. Achieved Sitewide Ready for Anticipated Reuse — Not Yet Achieved

EPA references

Other Superfund sites in San Joaquin County

EPA-regulated facilities nearby

Understanding this Superfund site

Mccormick Baxter Creosoting Co is a federal Superfund site in California. 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 1,2-dihydroacenaphthylene, 9h-fluorene, anthracene. Contamination has been detected in sediment, 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.