Chart correction 2231 — chart 4947
Chart 4947 [ previous update 3564/25 ] NAD83 DATUM Delete legend, Chart/Carte USA/É-UA 18485, centred on: 48° 25´·00N., 124° 42´·80W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.