Chart correction 33/21 — chart 22117
22117 3Ed. 3/23/96 LAST NM 29/21 33/21 Add Buoy “1R” G, pillar, can topmark, Fl G 5s 2°43′50.8″S 79°54′29.3″W (UKHO ARCS 511-0)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 3/23/96
Reference information — always verify against official Notices to Mariners before navigation.