Chart correction 51/21 — chart 13224

★13224 41Ed. 06/01/19 LAST NM 34/21 51/21 Change Period of buoy to 5s 41°38′21.7″N 71°23′38.5″W (43/21 CG1)

Source: NGA U.S. Notice to Mariners · edition: 41Ed. 06/01/19

Reference information — always verify against official Notices to Mariners before navigation.