Categorical Exclusion Determinations: Hanford Field Office

200 East Area Communications Tower and Instrument TrailerCX(s) Applied: B1.19Date: 05/04/2010Location(s): Richland, WashingtonOffice(s): Environmental Management, Office of River Protection-Richland Office

C-Farm Electrical, Lighting, and Walkway UpgradesCX(s) Applied: B1.13, B2.1, B1.3Date: 04/27/2010Location(s): Richland, WashingtonOffice(s): Environmental Management, Office of River Protection-Richland Office

Safeguards and Security Enhanced Assessment SystemCX(s) Applied: B2.2Date: 04/19/2010Location(s): Richland, WashingtonOffice(s): Environmental Management, Office of River Protection-Richland Office

Hanford Patrol 200 East Area BuildingCX(s) Applied: B1.15Date: 04/19/2010Location(s): Richland, WashingtonOffice(s): Environmental Management, Office of River Protection-Richland Office

Limited Prescribed Burning on the Hanford Site During October, November, and December of 2010 to Maintain Critical Fire BreaksCX(s) Applied: B1.3Date: 01/13/2010Location(s): Benton County, WashingtonOffice(s): Environmental Management, Office of River ...

Modifications to the Maintenance and Storage Facility 400T AreaCX(s) Applied: B3.6Date: 11/19/2009Location(s): Benton County, WashingtonOffice(s): Environmental Management, Office of River Protection-Richland Office

Purgewater Storage and Treatment Facility Unit #1 ClosureCX(s) Applied: B6.1Date: 08/19/2009Location(s): Benton County, WashingtonOffice(s): Environmental Management, Office of River Protection-Richland Office

Construction of 241-TY Interim Surface BarrierDate: 08/18/2009Location(s): Benton County, WashingtonOffice(s): Environmental Management, Office of River Protection-Richland Office

Facility Upgrades at 222-S Laboratory ComplexCX(s) Applied: B1.3, B1.7, B1.15, B1.31Date: 08/18/2009Location(s): Benton County, WashingtonOffice(s): Environmental Management, Office of River Protection-Richland Office