Chart correction 04/22 — chart 18440

★18440 31Ed. 04/01/17 LAST NM 02/22 04/22 Add Depth 48 fathoms Wk [K26] 47°55.6′N 122°30.6′W (NOS)

Source: NGA U.S. Notice to Mariners · edition: 31Ed. 04/01/17

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