Chart correction 40/23 — chart 12374
★12374 16Ed. 02/01/19 LAST NM 33/23 40/23 Delete Buoy "5" 41°16′11.3″N 72°28′20.1″W Beacon "6" 41°16′15.1″N 72°28′16.9″W Add Beacon "5" G 41°16′13.2″N 72°28′19.9″W Buoy "6" R, nun 41°16′15.7″N 72°28′17.7″W (NOS; 34/23 CG1)
Source: NGA U.S. Notice to Mariners · edition: 16Ed. 02/01/19
Reference information — always verify against official Notices to Mariners before navigation.