Chart correction 52/21 — chart 14925

★14925 24Ed. 12/01/15 LAST NM 25/21 52/21 Relocate Buoy "16" from 42°46′13.7″N 87°44′00.9″W to 42°46′13.0″N 87°44′04.0″W Buoy "18" from 42°43′40.0″N 87°43′59.5″W to 42°43′39.5″N 87°44′01.3″W (See 25/21) (46/21 CG9)

Source: NGA U.S. Notice to Mariners · edition: 24Ed. 12/01/15

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