DOE/EIS-0402-S1: Supplemental Environmental Impact Statement for Remediation of Area IV and the Northern Buffer Zone of the Santa Susana Field Laboratory

Summary

The U.S. Department of Energy (DOE) announces its intent to prepare a supplemental environmental impact statement under the National Environmental Policy Act to evaluate additional alternatives for cleanup of soils in Area IV, including the Energy Technology Engineering Center, as well as the Northern Buffer Zone of the Santa Susana Field Laboratory (DOE/EIS-0402-S1) in eastern Ventura County, California, adjacent to Los Angeles County.

For information regarding DOE's 2018 EIS and associated Record(s) of Decision, see Remediation of Area IV and the Northern Buffer Zone of the Santa Susana Field Laboratory.

Public Comment Opportunities

DOE invites Federal and State agencies, State and local governments, Native American Tribes, industry and other organizations, and members of the public to submit comments to assist in determining the appropriate scope of this SEIS. DOE announces an extension of the public scoping period. The public scoping period will extend until March 27, 2025. DOE plans to hold two public scoping meetings. Dates, times, and locations will be announced in local media and posted on the ETEC EIS website. 

Written comments on the scope of the SEIS, requests to speak at a public meeting, requests to be added to the SEIS mailing list, and comments or questions on the scoping process can be sent to: 

Dr. Joshua Mengers, NEPA Document Manager, Leidos 
2109 Air Park Road SE, Ste 200 
Albuquerque, NM 87106. 

Scoping meetings are scheduled for the following dates and times:  

Public Scoping Meeting (Virtual): Thursday, March 6, 2025, at 6 p.m. PT  

  • To join via video through your computer or smart device, go to www.zoom.com/join and enter the Meeting ID: 979 4503 8082 and Passcode: 209869
  • To join via audio (participants will hear the presentation but not see it), call +1 305 224 1968 and insert the previously listed Meeting ID and Passcode.

The virtual meeting will include a formal presentation by DOE staff and a designated oral comment period. Requests to provide oral comments should be made by sending an email to [email protected]. 

Public Scoping Meeting (In-Person, Open House): Tuesday, March 18, 2025, at 6 p.m. PT  

  • Address: Grand Vista Hotel, 999 Enchanted Way, Simi Valley, CA 93065
  • Meeting Location: The Ballroom 

The open house will offer opportunities for one-on-one conversations with project subject matter experts. Oral comments can be provided with a stenographer and written comments can be submitted to DOE staff.  Requests to provide oral comments should be made by sending an email to [email protected].

Comments may also be submitted by email to [email protected] (use ‘‘Scoping Comments’’ for the subject), or on the EIS website.

Additional Information

For more information, see Remediation of Area IV and the Northern Buffer Zone of the Santa Susana Field Laboratory.