Chart correction 18/23 — chart 91407
91407 2Ed. 12/18/76 LAST NM 17/23 18/23 Delete Depth 49 fathoms 13°08′09″N 123°57′18″E Depth 43 fathoms 13°09′50″N 123°52′36″E Add Depth 15 fathoms 13°09′07″N 123°52′27″E Depth 15 fathoms 13°08′34″N 123°45′55″E Depth 21 fathoms 13°09′05″N 123°47′20″E Depth 38 fathoms 13°10′29″N 123°46′04″E Depth 39 fathoms 13°08′08″N 123°57′16″E Depth 39 fathoms 13°09′48″N 123°52′34″E (4(262)23 Taunton)
Source: NGA U.S. Notice to Mariners · edition: 2Ed. 12/18/76
Reference information — always verify against official Notices to Mariners before navigation.