13.46.070 Regulated activities.
Consistent with the minimum requirements contained in this chapter, the city shall approve or disapprove the following activities, unless exempted in the Stormwater Manual:
A. New Development.
1. Land disturbing activities, including Class IV general forest practices that are conversions from timberland to other uses;
2. Structural development, including construction, installation or expansion of a building or other structure;
3. Creation of impervious surfaces; and
4. Subdivision, short subdivision and binding site plans, as defined in RCW 58.17.020.
5. Projects meeting the definition of redevelopment shall not be considered new development.
B. Redevelopment.
1. On a site that is already substantially developed (i.e., has thirty-five percent or more of existing impervious surface coverage), the creation or addition of impervious surfaces, the expansion of a building footprint, or addition or replacement of a structure; structural development including construction, installation or expansion of a building or other structure; land disturbing activity; and/or replacement of impervious surface that is not part of a routine maintenance activity. (Ord. 1032-10 § 2).