IMPERVIOUS SURFACE:Those areas which prevent or impede the infiltration of stormwater into the soil as it enters natural conditions prior to development. Common impervious areas include, but are not limited to, rooftops, sidewalks, walkways, patio areas, driveways, parking lots, storage areas, compacted gravel and soil surfaces, awnings and other fabric or plastic coverings, and other surfaces which prevent or impede the natural infiltration of stormwater runoff which existed prior to development. (Ord. 35-17, 10-17-2017)