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Categorical Exclusion Determinations: B1.21

Existing Regulations

B1.21: Noise abatement
Noise abatement measures (including, but not limited to, construction of noise barriers and installation of noise control materials).

Previous Regulations

Categorical Exclusion Determinations dated before November 14th, 2011 were issued under previous DOE NEPA regulations. See the Notice of Final Rulemaking (76 FR 63763, 10/13/2011) for information changes to this categorical exclusion.


  • December 2, 2014

    Motor Silencer Installation
    CX(s) Applied: B1.21
    Date: 12/02/2014
    Location(s): South Carolina
    Offices(s): Savannah River Operations Office

  • January 26, 2014

    Routine Maintenance Activities
    CX(s) Applied: B1.3, B1.4, B1.5, B1.6, B1.7, B1.8, B1.11, B1.13, B1.15, B1.16, B1.17, B1.21, B1.22, B1.23, B1.27, B1.28, B1.31, B1.32, B2.1, B2.2, B2.3, B2.5
    Date: 01/26/2014
    Location(s): New Jersey
    Offices(s): Princeton Site Office