Chart correction 48/23 — chart 18448
★18448 36Ed. 12/01/15 LAST NM 46/23 48/23 Add Buoy "3" G, Fl G 4s 47°07′15″N 122°45′00″W (See 46/23) (44/23 CG13)
Source: NGA U.S. Notice to Mariners · edition: 36Ed. 12/01/15
Reference information — always verify against official Notices to Mariners before navigation.