Chart correction 1564 — chart 4944
Chart 4944 [ previous update 1103/23 ] NAD27 DATUM Insert symbol, Obstruction with depth,1380, ODAS/SADO, centred on: 48° 47´·05N., 126° 52´·76W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.