Notice of Availability for a Final Supplemental Environmental Impact Statement and Floodplain Assessment and Statement of Findings for the Expansion and Modernization of the Raul Hector Castro Land Port of Entry and Proposed Commercial Land Port of Entry in Douglas, Arizona

Public Buildings Service (PBS), General Services Administration (GSA).

Notice of Availability (NOA).

Pursuant to the requirements of the National Environmental Policy Act of 1969 (NEPA) and the GSA Public Buildings Service NEPA Desk Guide, GSA is issuing this notice to announce the availability of the Final Supplemental Environmental Impact Statement (Final SEIS), which evaluates potential environmental impacts from proposed flood control and utility upgrades at the Raul Hector Castro (RHC) Land Port of Entry (LPOE), along with considering provisions to provide adequate construction water to the proposed Commercial LPOE. The potential improvements are in support of the RHC LPOE Expansion and Modernization and Proposed Commercial LPOE Project in Douglas, Arizona.

Wait Period —The Final SEIS Wait Period begins with publication of this notice in the Federal Register and will last for 30 days until July 20, 2025. Any final written comments must be received by the last day of the Wait Period (see ADDRESSES section of this notice on how to submit comments). After the Wait Period, GSA will finalize the Record of Decision (ROD).

Public Comments —Any final written comments may be submitted by one of the following methods.

• Email: [email protected]. Please include `RHC LPOE Final SEIS' in the subject line of the message.
• Mail: ATTN: Osmahn Kadri, RHC LPOE Final SEIS; U.S. General Services Administration, c/o Potomac-Hudson Engineering, Inc., 77 Upper Rock Circle, Suite 302, Rockville, MD 20850.