Chart correction 27/23 — chart 509

509   (INT  509)   4Ed.  07/02/94  LAST  NM  22/23  27/23 Substitute Depth 42 meters for depth 29 meters, blue tint, and enclosing depth contour (30-meter)   23°16′N  119°14′E (110/22 Tso-ying)

Source: NGA U.S. Notice to Mariners · edition: 4Ed. 07/02/94

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