Chart correction 29/25 — chart 509
509 4Ed. 07/02/94 LAST NM 21/25 29/25 Substitute Depth 12.2 meters Wk [K26] for dangerous wreck 36°40′N 122°26′E (12(346)21 Tianjin)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 07/02/94
Reference information — always verify against official Notices to Mariners before navigation.