Categorical Exclusion

(2) Operations and Management Activities including:

(c) Extraordinary circumstances that will preclude the use of CatExs occur when the proposed action:
(1) Has a reasonable likelihood of having (individually or cumulatively) significant impacts on public health, safety, or the environment.
(2) Imposes uncertain or unique environmental risks.
(3) Is of significantly greater scope or size than is normal for this category of action.
(4) Has a reasonable likelihood of violating Federal, federally recognized Indian tribe, State, and/or local law or requirements imposed for the protection of the environment.
(5) May adversely affect environmentally sensitive resources, such as, but not limited to, federally listed threatened or endangered species, their designated critical habitat, wilderness areas, floodplains, wetlands, aquifer recharge areas, coastal zones, wild and scenic rivers, and significant fish or wildlife habitat, unless the impact has been resolved through another environmental review process; e.g., the Clean Water Act (CWA), the Coastal Zone Management Act (CZMA).
(6) May adversely affect known national natural landmarks, or cultural or historic resources, including, but not limited to, property listed on or eligible for the National Register of Historic Places, unless the impact has been resolved through another environmental review process; e.g., the National Historic Preservation Act (NHPA).

Exclusion Text

(vi) Habitat and species management activities conducted within the boundaries of NASA-controlled properties in accordance with applicable Federal, state, or local requirements. Examples include but are not limited to restoration of unique or critical habitat; thinning or brush control to improve growth of natural habitat, reduce invasive species, or reduce fire hazard; prescribed burning to reduce natural fuel build-up, reduce invasive species, or improve native plant vigor; planting appropriate vegetation that does not include noxious weeds or invasive plants; or wildlife management activities (REC required).

Extraordinary circumstances

• (c) Extraordinary circumstances that will preclude the use of CatExs occur when the proposed action:
  (1) Has a reasonable likelihood of having (individually or cumulatively) significant impacts on public health, safety, or the environment.
  (2) Imposes uncertain or unique environmental risks.
  (3) Is of significantly greater scope or size than is normal for this category of action.
  (4) Has a reasonable likelihood of violating Federal, federally recognized Indian tribe, State, and/or local law or requirements imposed for the protection of the environment.
  (5) May adversely affect environmentally sensitive resources, such as, but not limited to, federally listed threatened or endangered species, their designated critical habitat, wilderness areas, floodplains, wetlands, aquifer recharge areas, coastal zones, wild and scenic rivers, and significant fish or wildlife habitat, unless the impact has been resolved through another environmental review process; e.g., the Clean Water Act (CWA), the Coastal Zone Management Act (CZMA).
  (6) May adversely affect known national natural landmarks, or cultural or historic resources, including, but not limited to, property listed on or eligible for the National Register of Historic Places, unless the impact has been resolved through another environmental review process; e.g., the National Historic Preservation Act (NHPA).