Chart correction 42/22 — chart 14910

★14910 25Ed. 11/01/18 LAST NM 48/21 42/22 Add Danger area "Obstn (31 ft)" [K40] bound by dotted line (limiting danger line) joining 44°51′42″N 87°32′18″W 44°51′52″N 87°32′27″W 44°51′55″N 87°32′21″W 44°51′52″N 87°32′17″W 44°51′50″N 87°32′20″W 44°51′44″N 87°32′14″W (NOS)

Source: NGA U.S. Notice to Mariners · edition: 25Ed. 11/01/18

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