Chart correction 14/24 — chart 12221
★12221 84Ed. 05/01/19 LAST NM 13/24 14/24 Add Anchorage area "Q" [N12.3] bound by purple dashed line joining 37°05′40″N 76°07′19″W 37°03′46″N 76°05′58″W 37°03′46″N 76°06′51″W 37°05′40″N 76°08′12″W Buoy "4A" R, QR 36°54′47″N 76°05′28″W (See 18/23) (NOS; 10/24 CG5)
Source: NGA U.S. Notice to Mariners · edition: 84Ed. 05/01/19
Reference information — always verify against official Notices to Mariners before navigation.