Criteria.
Criteria. NPS uses the following criteria to evaluate the relative quality of areas as examples of regionally characteristic natural features:
(1) Primary criteria. Primary criteria for a specific type of natural feature are the main basis for selection and are described in the following table:
(2) Secondary criteria. Secondary criteria are provided for additional consideration, if two or more similar area cannot be ranked using the primary criteria. Secondary criteria are described in the following table:
(1) Primary criteria. Primary criteria for a specific type of natural feature are the main basis for selection and are described in the following table:
(2) Secondary criteria. Secondary criteria are provided for additional consideration, if two or more similar area cannot be ranked using the primary criteria. Secondary criteria are described in the following table: