Chart correction 22/23 — chart 508
508 (INT 508) 2Ed. 05/18/96 LAST NM 20/23 22/23 Delete Depth 131 meters, blue tint, and enclosing depth contour (200-meter) in vicinity 10°50′N 118°17′E (4(52)23 Manila)
Source: NGA U.S. Notice to Mariners · edition: 2Ed. 05/18/96
Reference information — always verify against official Notices to Mariners before navigation.