Chart correction 3979 — chart 4911

Chart 4911 [ previous update 3359/24 ] NAD83 DATUM Insert depth, 46 (a) 34° 05´·73N., 120° 31´·53W. Delete depth, 53, close SE of: (a) above Insert depth, 49, enclosed by 54·8m contour 34° 06´·32N., 120° 30´·04W. depth, 217 (b) 34° 05´·79N., 120° 21´·98W. Delete depth, 237, close SW of: (b) above depth, 237 34° 06´·91N., 120° 26´·61W. fog signal, Horn(1)15s, at light 34° 00´·95N., 119° 21´·57W.

Source: UKHO Admiralty Notices to Mariners

Reference information — always verify against official Notices to Mariners before navigation.