Chart correction 20/23 — chart 12354
★12354 47Ed. 12/01/18 LAST NM 18/23 20/23 Add Buoy "A" Y, Fl Y 2.5s with legend "Priv" [Q130.6] 40°59′35″N 72°27′28″W Buoy "B" Y, Fl Y 2.5s with legend "Priv" [Q130.6] 40°59′35″N 72°27′36″W Buoy "C" Y, Fl Y 2.5s with legend "Priv" [Q130.6] 40°59′28″N 72°27′28″W Buoy "D" Y, Fl Y 2.5s with legend "Priv" [Q130.6] 40°59′29″N 72°27′36″W (15/23 CG1)
Source: NGA U.S. Notice to Mariners · edition: 47Ed. 12/01/18
Reference information — always verify against official Notices to Mariners before navigation.