Chart correction 21/23 — chart 11507

★11507  36Ed.  05/01/15  LAST  NM  20/23  21/23 (Side A, Delegal Creek Extension) Add Pile [F22]   31°52′36.1″N  81°03′44.2″W Pile [F22]   31°51′55.2″N  81°03′24.9″W (NOS)

Source: NGA U.S. Notice to Mariners · edition: 36Ed. 05/01/15

Reference information — always verify against official Notices to Mariners before navigation.