Chart correction 13/22 — chart 13241
★13241 18Ed. 03/01/14 LAST NM 07/22 13/22 Relocate Buoy "4" from 41°18′29″N 70°11′36″W to 41°18′18″N 70°11′30″W and add light QR Add Buoy "3" G, can 41°18′22″N 70°11′24″W (NOS; 48/21 CG1)
Source: NGA U.S. Notice to Mariners · edition: 18Ed. 03/01/14
Reference information — always verify against official Notices to Mariners before navigation.