Floodplain Info
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The Official Web Site of the State of South Carolina
!! SCAM ALERT !!
SULLIVAN'S ISLAND NEVER REQUESTS PAYMENT THROUGH WIRE TRANSACTIONS. IF YOU HAVE QUESTIONS OR NEED CONFIRMATION ON AN INVOICE FOR SULLIVAN'S ISLAND PLEASE CALL TOWN HALL AT 843-883-3198.
Sign up for Everbridge, the Town’s Emergency Notification System, to receive emergency texts and emails, and the Town's Monthly Newsletter to stay up to date on all of Town's meetings, projects and special events.
Station 31 Street at I’On Avenue is currently closed for storm water utility work. Please use an alternate route if traveling in that area.
Station 28 ½ Traffic Detour beginning March 16, 2026
There will be a presentation of the 2025 Beach Monitoring Report by Coastal Science & Engineering at the April 21, 2025 Council Meeting. Click here to review the document.

Over the next several weeks, AT&T crews will be working on Sullivan’s Island to install a 100% fiber network with AT&T Fiber. This will provide faster and more reliable connections through AT&T. This work will sometimes require access to their network which is located in easements or public right-of-ways. Once the work is completed, they will remedy any disorder caused to your landscape, if necessary. Should you have any concerns please call AT&T at 877-245-6660 or reach out to the projects Lead Construction & Engineer, James Byrd, at 843-822-8275 or jb4840@exo.att.com. In addition to AT&T you may see vehicles from their associate contractor, Ansco & Associates. You can contact Ansco & Associates at 877-245-6660 or customercate@anscollc.com. Please click here to view the AT&T flyer and Mr. Byrd’s business card.