Chart correction 17/21 — chart 22115
22115 4Ed. 6/29/96 LAST NM 11/13 17/21 Delete Buoy 3°11′21.0″S 80°01′21.6″W Add Buoy “Sea Buoy” RW, pillar, ball topmark, Iso W 2s [Q130.5] 3°11′36.7″S 80°01′54.4″W (3(23)20 Guayaquil)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 6/29/96
Reference information — always verify against official Notices to Mariners before navigation.