Pinopolis Lock Closed for Maintenance

Posted January 8, 2026 | Media Contact

MONCKS CORNER, S.C. – The Pinopolis Lock will be closed for maintenance Thursday, Jan. 8, through Friday, Jan. 23. For updates on the lock, boaters can call 843-899-LOCK (5625).

The lock, part of the Santee Cooper Hydroelectric and Navigation Project, has been in service since 1942, when Santee Cooper first began generating electricity. Santee Cooper manages lakes Marion and Moultrie, South Carolina’s largest freshwater resource.

Santee Cooper

For more than 90 years, Santee Cooper has been serving the people of South Carolina. The utility is South Carolina’s largest power provider, and the ultimate source of electricity for 2 million people across the state. Through its affordable, reliable, and environmentally responsible electricity and water services, and through innovative partnerships and initiatives that attract and retain industry and jobs, Santee Cooper helps power South Carolina. To learn more, visit www.santeecooper.com and follow #PoweringSC on social media.