Chart correction 17/20 — chart 21520

21520 1Ed. 12/22/84 LAST NM 1/11 17/20 Add Anchorage area [N12.1] bound by purple dashed line joining 13°06.5′N 87°52.2′W 13°09.9′N 87°50.8′W 13°08.9′N 87°48.5′W 13°05.5′N 87°49.9′W (UKHO ARCS 1961-1)

Source: NGA U.S. Notice to Mariners · edition: 1Ed. 12/22/84

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