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Wyoming

August 18, 2015
LM 17-15

NEPA ID: LM 17-15
Short Title: Field Studies to include installing groundwater monitoring wells, obtaining groundwater and sediment samples, land surveys, measuring surface water discharge, and conducting miscellaneous field activities near the former Riverton, Wyoming, Processing Site
Determination: B3.1

June 12, 2015
CX-013916: Categorical Exclusion Determination

Amended Boysen-Thermopolis 115 Kilovolt Transmission Line Structure Replacement Project Hot Springs Fremont Counties WY
CX(s) Applied: B1.3
Date: 06/12/2015
Location(s): Wyoming
Offices(s): Western Area Power Administration-Rocky Mountain Region

May 6, 2015
CX-013936: Categorical Exclusion Determination

Happy Jack 230 Kilovolt Substation Fiber Optic Installation Laramie County, WY
CX(s) Applied: B4.7
Date: 05/06/2015
Location(s): Wyoming
Offices(s): Western Area Power Administration-Rocky Mountain Region

April 6, 2015
CX-013924: Categorical Exclusion Determination

Casper-Red Butte Tap License Outgrant and Fiber Optic Installation Natrona County, WY
CX(s) Applied: B4.9
Date: 04/06/2015
Location(s): Wyoming
Offices(s): Western Area Power Administration-Rocky Mountain Region

March 19, 2015
CX-013926: Categorical Exclusion Determination

Copper Mountain-Pilot Butte 34.5 Kilovolt Transmission Line Structure Pole Replacement Project Fremont County WY
CX(s) Applied: B1.3
Date: 03/19/2015
Location(s): Wyoming
Offices(s): Western Area Power Administration-Rocky Mountain Region

March 19, 2015
CX-013923: Categorical Exclusion Determination

Casper PACE-Spence 230 Kilovolt Transmission Line Structure Replacement Project Matrona County, WY
CX(s) Applied: B4.6
Date: 03/19/2015
Location(s): Wyoming
Offices(s): Western Area Power Administration-Rocky Mountain Region

February 9, 2015
CX-013912: Categorical Exclusion Determination

Alcova-Casper North and South 115 Kilovolt Transmission Lines Structure Replacement and Road Maintenance Project Natrona County, WY
CX(s) Applied: B1.3
Date: 02/09/2015
Location(s): Wyoming
Offices(s): Western Area Power Administration-Rocky Mountain Region

January 5, 2015
CX-013361: Categorical Exclusion Determination

Medicine Bow Substation Control Building Installation Project (Amended) Carbon County, Wyoming
CX(s) Applied: B4.11
Date: 01/05/2015
Location(s): Wyoming
Offices(s): Western Area Power Administration-Rocky Mountain Region

January 5, 2015
CX-013360: Categorical Exclusion Determination

Dave Johnston-Stegall 230-kilovolt Transmission Lines Structure Repair and Road Right-of-Way Maintenance Converse County, Wyoming
CX(s) Applied: B1.3
Date: 01/05/2015
Location(s): Wyoming
Offices(s): Western Area Power Administration-Rocky Mountain Region

March 11, 2014
EA-1956: Draft Site-Wide Environmental Assessment

Site-Wide Environmental Assessment for the Divestiture of Rocky Mountain Oilfield Testing Center and Naval Petroleum Reserve No. 3, Natrona County, Wyoming