Notice of public comment period: UNS Electric Inc. Walnut Creek Substation Environmental Assessment

KINGMAN, Ariz. — The Bureau of Land Management (BLM), Kingman Field Office has completed a preliminary Environmental Assessment (EA) and is seeking public comment on the proposed UNS Electric Inc. Walnut Creek Substation Project (DOI-BLM-AZ-C010-2021-0045-EA).

The proposed project is for a new 20.8kV/69kV electric substation and access road on 2.28 acres of BLM administered lands needed to provide improved electrical services to communities in Mohave County, Arizona. The substation is needed to support the aging Boriana Substation located eleven miles southwest of the new location, and to support in the demand for an increasing electrical load in the area due to significant growth in residential, commercial, and light industrial use. The substation would be for both distribution and transmission connected to the Boriana Substation, and it will also tie in to the Western Wind Energy to Boriana transmission/distribution rebuild. It will be located south of Kingman, Arizona and west of I-40 near the intersection of Shinarump Drive and Walnut Creek Road. The proposed new substation would be accessed from Walnut Creek Road. The preliminary EA is located on the BLM’s National NEPA register at:

The public comment period is for 30 days, beginning on November 15, 2021 and ending December 14, 2021. Electronic comments may be submitted via link shown above. Written comments may be submitted to BLM Kingman Field Office, 2755 Mission Blvd, Kingman, AZ 86401. If you would like to receive a hard copy of the environmental assessment, contact the BLM Kingman Field Office at 928-718-3700. If you have any project related questions, please contact Jacqueline Brill, Realty Specialist, at, or at a 928-718-3700.

For further information please contact the Kingman Field Office at 928-718-3700.

The BLM manages more than 245 million acres of public land located primarily in 12 western states, including Alaska, on behalf of the American people. The BLM also administers 700 million acres of sub-surface mineral estate throughout the nation. Our mission is to sustain the health, diversity, and productivity of America’s public lands for the use and enjoyment of present and future generations.

Release Date


Bureau of Land Management


Rod Crum, Public Affairs Specialist