Chart correction 3727 — chart 4918
Chart 4918 [ previous update 3565/26 ] NAD83 DATUM Delete HfFl.Y.4s 44° 38´·40N., 124° 18´·23W. GfFl.Y.4s 44° 22´·00N., 124° 56´·66W. 44° 39´·50N., 124° 05´·74W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.