Chart correction 49/21 — chart 13209
★13209 28Ed. 08/01/17 LAST NM 44/21 49/21 Relocate Buoy "1" from 41°06′03″N 71°46′15″W to 41°06′06″N 71°46′22″W (43/21 CG1)
Source: NGA U.S. Notice to Mariners · edition: 28Ed. 08/01/17
Reference information — always verify against official Notices to Mariners before navigation.