The Multistate Environmental Response Trust

 
 
 

Greenfield Environmental Multistate Trust LLC, Trustee of the Multistate Environmental Response Trust (Multistate Trust), is responsible for owning, investigating, cleaning up, and facilitating the safe reuse of hundreds of former Kerr-McGee Corporation and Tronox Incorporated sites in 31 states.

The Multistate Trust is a private, independent environmental response trust created as part of a bankruptcy settlement and dedicated to:

  • Protecting human health and the environment by addressing contamination at its sites;

  • Selling or transferring its sites to facilitate beneficial, community-supported reuses; and

  • Providing opportunities for meaningful community involvement.

This website is intended to make Multistate Trust information available to the public in a transparent and timely fashion. Please view our Multistate Trust 2022 Annual Progress Report.

The corporate parent and sole member of Greenfield Environmental Multistate Trust LLC (Multistate Trustee) is Greenfield Environmental Trust Group, Inc. (Greenfield). For more information, visit greenfieldenvironmental.com. 

 
 
 

Upcoming and Recent Events 

 
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Upcoming and Recent Community Meetings

April 2, 2024:

The Multistate Trust is cohosting a community meeting and drop-in session about the former Tronox/Kerr-McGee Facility in Bossier City, LA. See the flyer here.

March 14, 2024:

The Multistate Trust cohosted a community meeting and drop-in session to share updates about the former Tronox/Kerr-McGee Wood Treatment Facility in Springfield, MO. See our meeting presentation and the MDHSS presentation.

March 12, 2024:

The Multistate Trust cohosted a community meeting and drop-in session about the Kerr-McGee Chemical Corp – Navassa Superfund Site in Navassa, NC. See our meeting presentation.

January 31–February 1, 2024:

The Multistate Trust cohosted virtual community meetings and in-person drop-in information sessions to provide updates about the Kerr-McGee Superfund Site in Jacksonville, FL. See the meeting presentation.

December 14, 2023:

The Multistate Trust is cohosted a community meeting and redevelopment planning meeting about the former Tronox/Kerr-McGee Facility in Bossier City, LA. See the presentation and meeting recording.

December 7, 2023:

The Multistate Trust cohosted a community meeting and drop-in session to provide updates about cleanup work and redevelopment planning at the Kerr-McGee Chemical Corp - Navassa Superfund Site in Navassa, NC. See the meeting presentation.

Community meeting in Springfield, MO on August 23, 2023

September 11, 2023:

The Multistate Trust cohosted a community meeting and drop-in session to provides updates about the former Tronox/Kerr-McGee Facility in Bossier City, LA. See the presentation and the meeting recording.

August 29, 2023:

The Multistate Trust cohosted a community meeting and drop-in session to provide updates about the Kerr-McGee Chemical Corp - Navassa Superfund Site in Navassa, NC. See the presentation here and watch the meeting recording.

August 23, 2023:

The Multistate Trust, in coordination with the MoDNR, held a community meeting and availability session about the former Tronox/Kerr-McGee Facility in Springfield, MO. See the presentation here.

July 27, 2023:

The Multistate Trust hosted a town hall meeting and drop-in session about the Columbus Superfund Site in Columbus, MS. See the meeting presentation here and watch the recording here.

june 28, 2023:

The Multistate Trust cohosted a community meeting and question-and-answer session about the Caselton Mine Area and Mill Site in Pioche, NV. See the presentation, the meeting flyer, and the Site overview fact sheet for more information.

 
 
 

Financial Information

 

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Approved Budgets and Amendments

Approved 2024 budgets for Owned Funded Sites (OFSs) have been posted at Budgets.


Recent Financial Statements

Our 2023 3rd quarter financial statements for the Administrative Account and for the Owned Funded Sites have been posted at Financial Statements.

 
 
 

News and Announcements

 
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Greenfield Environmental Trust Map

 
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 A Map of Greenfield Environmental Trust Sites

As the professional service provider to the court-appointed trustees of multiple environmental and custodial trusts, including the Multistate Trust, Greenfield Environmental Trust Group, Inc. owns, cleans up, and facilitates responsible reuse of hundreds of contaminated sites nationwide.

These properties range from former chemical, petroleum, and manufacturing facilities, historic wood treatment sites, mine-scarred lands, and service station sites. This map depicts the locations of some of the sites that Greenfield owns as a trustee.