Chart correction 3929 — chart 1254
Chart 1254 [ previous update New Edition 09/07/2026 ] CGCS 2000 DATUM Insert symbol, Virtual aid to navigation, isolated danger topmark, V- AIS, out of position (a) 36° 39´·6N., 122° 25´·6E. Delete GoYFl(2)5s, close N of: (a) above
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.