Chart correction 4176 — chart 2488
Chart 2488 [ previous update 2875/24 ] NAD83 DATUM Insert +Obstn 43° 38´·92N., 70° 15´·27W. Delete GdFl.R.2·5s '14' 43° 38´·20N., 70° 12´·73W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.