Categorical Exclusion Determinations: Western Area Power Administration-Desert Southwest Region

Sonora Substation Antenna Pole Addition CX(s) Applied: B1.19Date: 07/20/2015 Location(s): ArizonaOffices(s): Western Area Power Administration-Desert Southwest Region

Dome Tap-Wellton Mohawk Ligurta - Replace Structure CX(s) Applied: B1.3Date: 07/01/2015 Location(s): ArizonaOffices(s): Western Area Power Administration-Desert Southwest Region

Ground Wire Repair on Transmission Structures CX(s) Applied: B1.3Date: 05/04/2015 Location(s): Multiple LocationsOffices(s): Western Area Power Administration-Desert Southwest Region

Liberty Substation Mowing CX(s) Applied: B1.3Date: 05/04/2015 Location(s): ArizonaOffices(s): Western Area Power Administration-Desert Southwest Region

Oracle-Saguaro 115 Kilovolt Transmission Line Routine Maintenance Project CX(s) Applied: B1.3Date: 05/04/2015 Location(s): ArizonaOffices(s): Western Area Power Administration-Desert Southwest Region

Mead Substation Stage 15- Foundation Rebuilds and Transformer Connections CX(s) Applied: B4.6Date: 04/23/2015 Location(s): NevadaOffices(s): Western Area Power Administration-Desert Southwest Region

Communication Facilities Maintenance and Minor Additions or Modifications CX(s) Applied: B1.3, B1.7, B1.19Date: 04/10/2015 Location(s): Multiple LocationsOffices(s): Western Area Power Administration-Desert Southwest Region

Tucson Substation Rebuild- Stage 02 Project CX(s) Applied: B4.11Date: 03/31/2015 Location(s): ArizonaOffices(s): Western Area Power Administration-Desert Southwest Region

Herbicide Application at 51 Substations Located in Arizona, California, and Nevada CX(s) Applied: B1.3Date: 03/23/2015 Location(s): Multiple LocationsOffices(s): Western Area Power Administration-Desert Southwest Region

Pest Control at Buildings in 44 Substations CX(s) Applied: B1.3Date: 03/11/2015 Location(s): Multiple LocationsOffices(s): Western Area Power Administration-Desert Southwest Region