13.10.010 Definitions.
A. Authorized City Official. For the purposes of this chapter, the Anacortes director of public works or designee may be cited herein as only “official” for simplicity of presentation.
B. “Developed parcel” means any:
1. Any parcel which has been altered by grading or filling of the ground surface, or by construction of any improvement or other impervious surface area which affects the hydraulic properties of the parcel; and
2. Any parcel, including, but not limited to, any tax lot or condominium unit, that is accessed by public waterway or watercourse, including but not limited to moorage, marina, marina slip, dock space or pier (collectively, “moorage”).
C. “Development” means any artificial change to property, including but not limited to building or other structures, mining, dredging, filling, all land-disturbing activities, clearing, grading, landscaping, paving, excavation, or drilling operations.
D. “Drainage facility” means structures or features, natural or artificial, that convey, treat, and/or abate surface water runoff, including but not limited to detention facilities, retention facilities, improvements to waterways/water courses, and drainage retention/abatement facilities.
E. “Equivalent residential unit (ERU)” or “Impervious surface unit (ISU)” means a configuration of impervious which is approximately equal to that of the average single-family residential parcel. One ERU or ISU is equivalent to three thousand six hundred square feet of impervious surface area.
F. “Impervious areas” means a hard surface area which either prevents or retards the entry of water into the soil mantle and/or causes water to run off the surface in greater quantities or at an increased rate of flow from that present under natural conditions. Impervious surfaces may include, but are not limited to, rooftops, concrete or asphalt paving, graveled areas, walkways, patios, driveways, parking lots or storage areas, and oiled, macadam or other surfaces which similarly impede the natural infiltration or runoff of surface water.
G. “Parcel” means a separately segregated unit or plat of land having an identified owner and specified boundaries.
H. “Residential parcel” means any parcel of land having on it a single structure which is designed for occupancy by a single-family or a duplex residential unit.
I. “Undeveloped parcel” means any parcel which has not been altered by construction of any improvements or other impervious surface areas which affect the hydraulic properties of the parcel or by grading or filling. (Ord. 2979 § 2, 2017; Ord. 2772 § 3, 2007; Ord. 2488 § 1, 1999)