Chart correction 278 — chart 4950
Chart 4950 [ previous update 3154/24 ] NAD83 DATUM Amend light to, Al Fl WR 20s16m15M 48° 08´·65N., 122° 45´·29W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.