SCWHUA Zones Website
By South Carolina Statute, the Coastal Area is defined as follows:
Zone 1 is defined as follows:
1. All areas in Beaufort County east of the west bank of the Intracoastal Waterway with the exception of Lady's Island, Coosaw Island, and Morgan Island.
2. All areas of Colleton County which are east of the west bank of the Intracoastal Waterway.
3. The following areas in Charleston County: the portion of Edisto Island which is east of Peters Point Road and Point of Pines Road, Edingsville Beach, Kiawah Island, Botany Bay Island, Folly Island, Seabrook Island, Morris Island, and all areas north of the city of Charleston which are east of the west bank of the Intracoastal Waterway.
4. The following areas in Georgetown County: all areas between the Harrell Siau Bridge and the Georgetown – Horry County border which are east of U.S. Highway No. 17 or By-Pass 17, whichever is further west, and all areas south of the Harrell Siau Bridge which are east of the west bank of the Intracoastal Waterway.
5. The following areas in Horry County:
(a) beginning at the northern border of Horry County, all areas east of the west bank of the Intracoastal Waterway to the point where the where U.S. Highway 17 crosses the Intracoastal Waterway
(b) from the point where U.S. Highway 17 crosses the Intracoastal Waterway, south to the Georgetown – Horry County border, all areas which are east of U.S. Highway 17 or By-Pass 17, whichever is farther west
Zone 2 is defined as follows:
1. The following areas in Beaufort County: Lady's Island, Coosaw Island, and Morgan Island.
2. The following areas in Charleston County:
(a) the portion of Edisto Island which is west of Peters Point Rd and Point of Pines Rd.
(b) the portion of James Island which is east of the west bank of the James Island Creek.
(c) the portion of John’s Island which is east of Exchange Road which becomes Plow Ground Road to Hoopstick Island Road to Church Creek.
(d) the portion of Wadmalaw Island which is east of Roseville Road to west of Cherry Point Road to Maybank Highway to Brigger Hill Road.
(e) all areas north of the City of Charleston which are east of U.S. Highway 17 and west of the Intracoastal Waterway.
3. The following areas in Georgetown County:
(a) all areas between the Harrell Siau Bridge and the Georgetown – Horry County border which are east of the west bank of the Intracoastal Waterway and west of U.S. Highway 17 or By-Pass 17, whichever is farther west.
(b) all areas south of the Harrell Siau Bridge which are east of U.S. Highway 17 and west of the Intracoastal Waterway
4. The following areas in Horry County:
(a) beginning at the northern border of Horry County, an area bounded on the west by a line defined as follows: SC Highway 57 (Wampee Road) to the point where it meets SC Highway 9, then following SC Highway 9 east to SC Highway 31 (Carolina Bays Parkway), then following SC 31 west to River Oaks Drive, then following River Oaks Drive to US Highway 501, across US Highway 501, where the road becomes George Bishop Parkway, then following George Bishop Parkway and turning right onto Claypond Road, following Claypond Road to Burcale Road, then following Burcale Road until it ends at Riverside Drive. The line then continues in a straight line from the end of Burcale Road to the Intracoastal Waterway, where it then follows the waterway to the Georgetown – Horry County border.
(b) the eastern boundary of Zone 2 in Horry County is the western boundary of Horry County Zone 1 as defined above.