I compiled this list from some messy notes, so if there are any change, additions or mistakes, please let me know.
Hunting Island Adventure Biathlon - March 9
Race Headquarters Higher Ground
Beaufort
843-379-4327
Shamrock SUP Race - March 16, 2013
Sponsored by SUP Safaris
Folly River
843-817-SUPS
Patriot Challenge - April 13
Brittlebank Park, Charleston
843-813-2824
Half-Moon Open Ocean Challenge (Bohdi's Revenge) - April 21
Presented by Half-Moon Outfitters and Charleston County Parks and Recreation
Folly Beach Pier
843-881-9472
East Coast Paddlesports and Outdoor Festival - April 19-21
BIC One Design Challenge
James Island County Park
Half-Moon Tuesday Night Race Series
843-881-9472
Shem Creek Shootout - July 13
Shem Creek, Mt. Pleasant
843-814-8796
NEW!! Chucktown Showdown - September 13-15
"Battle at the Battery"
Brittlebank Park, Charleston
4th Annual Golden Nugget - October 12
Presented by Half-Moon Outfitters and Charleston County Parks and Recreation
Shem Creek, Mt. Pleasant
843-813-2824
SUPer Scary SUP Race - Oct 26, 12pm-2pm
Sponsored by SUP Safaris
Folly River
843-817-SUPS