(A) (1) This chapter shall apply to all areas of special flood hazard within the jurisdiction of the town as identified by the Federal Emergency Management Agency (FEMA) in its Flood Insurance Study for Charleston County, South Carolina and incorporated areas, dated January 29, 2021, with accompanying maps and other supporting data that are hereby adopted by reference and declared to be a part of this chapter.
(2) Upon annexation, any Special Flood Hazard Areas identified by the Federal Emergency Management Agency (FEMA) in its Flood Insurance Study for the unincorporated areas of Charleston County, with accompanying map and other data, are adopted by reference and declared part of this section.
(3) All LOMRs that are issued by FEMA in Special Flood Hazard Areas identified by this section are hereby adopted.
(B) (1) Special stormwater management areas. A special stormwater management area is a designated drainage service area not meeting or exceeding acceptable levels of service, as such, special stormwater management standards shall apply in order to provide the highest level of protection to safeguard residents from unmanaged runoff. It is an area where the current hydrology and hydraulics have been studied and the culminative expansion of impervious service, land alternating activity, and natural changes in the environment have exceeded the capacity limitations of the existing infrastructure. As a result, the quality of life for residents within this area is at risk. Therefore, land development standards specific to this area shall serve the public by protecting property from high water levels to the maximum extent possible.
(2) Old village stormwater study area. Defined in the report dated August 2, 2017 titled Old Village Watershed Study Phase One and presented to Public Services Committee on July 25, 2018 is the boundary area subject to The Stormwater Management Guide for Homebuilders inside the Old Village Study Area.
(‘81 Code, § 152.03 a.) (Ord. passed 3-5-84; Am. Ord. passed 9-8-86; Am. Ord. passed 9-13-88; Am. Ord. passed 6-11-91; Am. Ord. 05075, passed 10-12-05; Am. Ord. 18039, passed 6-14-18; Am. Ord. 20065, passed 11-10-20)