10-4A-6: IMPERVIOUS SURFACE STANDARDS FOR RESIDENTIAL DISTRICTS:
   A.   The maximum impervious surface percentage for all buildings and structures (principal and accessory uses, excluding pools) including paved, impervious, or traveled surfaces on a lot shall not exceed the following:
TABLE 4A-4
MAXIMUM IMPERVIOUS SURFACE IN RESIDENTIAL DISTRICTS
 
Maximum Impervious Surface
Single family, detached lots:
Equal to or greater than 20,000 sq. ft.
30%
Equal to or greater than 10,800 sq. ft. but less than 20,000 sq. ft.
35%
Less than 10,800 sq. ft.
40%
Duplex lots
45%
Townhome and other multi- family lots
n/a
 
   B.   If the Building Department determines that a material is pervious, the area covered by such material shall not count toward the total area of impervious surface. (Ord. 2017-24, 3-21-2017)