February 3, 2024
CX-029755: Cheyenne-Snowy Range 230-kV Transmission Overhead Ground Wire Replacement
Western Area Power Administration (WAPA), Rocky Mountain Region (RMR), proposes to replace overhead ground wire (OGW) on its existing Cheyenne-Snow…
February 3, 2024
CX-029753: Lovell-North Cody 69-kV Transmission Line Optical Ground Wire Installation
Western Area Power Administration (WAPA), Rocky Mountain Region (RMR), proposes to install optical ground wire (OPGW) on its existing Lovell-North …
December 21, 2023
CX-029609: Lyman Substation Fiber Optic Cable Installation
Western Area Power Administration (WAPA), Rocky Mountain Region (RMR), proposes to install fiber optic cable at its existing Lyman Substation in Go…
December 12, 2023
CX-029698: HMIS Annual Categorical Exclusion
Hanford Mission Integration Solutions (HMIS) and their subcontractors perform adding of fiber optic cables to transmission facilities or burying fi…
November 7, 2023
CX-029448: DESC will install approximately 50 new poles and overhead fiber to Dominion Energy Substation 504-5G.
Install approximately 50 new poles and overhead fiber to Dominion Energy Substation 504-5G. Cable will be run on new poles installed within the exi…
September 26, 2023
CX-029067: Grayrock 179th & 187th Street Access Roads
Bonneville Power Administration (BPA) proposes to allow Grayrock Resources LLC (Grayrock) to remove two existing paved residential driveways and co…
May 31, 2023
CX-028085: Longhorn Substation Construction and McNary-Coyote Springs No.1 Line Modifications (Update to Previous CX issued April 26, 2023)
Bonneville Power Administration (BPA) proposes to construct a new 500/230-kilovolt (kV) Longhorn Substation, which would also require some modifica…
April 28, 2023
CX-027919: St. Johns Substation Fiber Optic Installation
Bonneville Power Administration (BPA) proposes to modify the overhead fiber route into St. Johns Substation and modify the fiber route within the s…
April 27, 2023
CX-027971: Shiprock-Waterflow 13.8-kV Distribution Line Structure Replacements and Fiber Optic Cable Installation
Western Area Power Administration (WAPA), Rocky Mountain Region (RMR), proposes to replace distribution structures and install all-dielectric self-…
April 26, 2023
CX-027915: Longhorn Substation Construction and McNary-Coyote Springs No.1 Line Modifications
Bonneville Power Administration (BPA) proposes to construct a new 500/230-kilovolt (kV) Longhorn Substation, which would also require some modifica…