Chart correction N16/21 — chart 22172
22172 9Ed. 11/3/12 LAST NM N15/21 N16/21 Delete Purple dashed line (anchorage area limit) between 12°03′18.5″S 77°09′12.3″W 12°03′06.1″S 77°09′24.9″W Dangerous wreck 12°02′33.7″S 77°09′55.7″W (See N24/19) Change Line 13 of ANCHORAGES note to “D. Fishing vessels.” 12°01′45.5″S 77°08′21.4″W Add Dangerous wreck [K28] 12°02′22.5″S 77°09′15.7″W Dangerous wreck [K28] 12°02′44.3″S 77°09′43.9″W Depth 5.9 meters Wk [K26] 12°02′33.7″S 77°09′54.5″W Purple dashed line (anchorage area limit) [N12.3] joining 12°03′06.0″S 77°09′25.0″W 12°03′06.0″S 77°09′21.7″W 12°03′14.6″S 77°09′14.8″W 12°03′18.5″S 77°09′12.3″W (11(93-95)20 Callao; PER CH 2236)
Source: NGA U.S. Notice to Mariners · edition: 9Ed. 11/3/12
Reference information — always verify against official Notices to Mariners before navigation.