Sea Tow Clarks Hill Lake, S.C. & Ga., Capt. Jon Gridley Recognized for July 4th Rescue. Capt. Jon G. Gridley, co-owner of Sea Tow Clarks Hill Lake, South Carolina and Georgia, was honored with an international life-saving award by AFRAS (the Association for Rescue at Sea, Inc.) at the 25th Anniversary C-PORT (Conference of Professional Operators for Response Towing) Annual Meeting on January 9 at the Grand Hyatt in Tampa, Fla. The AFRAS C-PORT Award, which recognizes extraordinary bravery exhibited by a member of C-PORT during an on-water rescue, was presented to Capt. Gridley and his friend, Jim Masiongale, who also participated in the incident, by Steve Sawyer, president of AFRAS and retired captain, U.S. Coast Guard Office of Search and Rescue, at an awards ceremony on Monday night.