Chart correction N15/21 — chart 22173

22173 37Ed. 10/13/12 LAST NM N14/21 N15/21 Delete Anchorage area “No 9” in vicinity 12°02′05″S 77°10′54″W (See N24/19) Add Anchorage area “No 9” [N12.2] bound by purple dashed line joining 12°01′50″S 77°11′40″W 12°01′53″S 77°11′24″W 12°02′09″S 77°11′27″W 12°02′06″S 77°11′43″W (11(91, 92)20 Callao)

Source: NGA U.S. Notice to Mariners · edition: 37Ed. 10/13/12

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