Chart correction 3688 — chart 1665
Chart 1665 [ previous update 3121/25 ] CGCS 2000 DATUM Insert · Mo(P)Y.15s (a) 30° 34´·03N., 121° 02´·76E. Delete · Fl.G, close NW of: (a) above · Fl.R, close SE of: (a) above
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.