Chart correction N39/21 — chart 15570

15570 1Ed. 2/10/89 LAST NM N20/12 N39/21 (Inset) Add Solid line (breakwater) [F4.1] joining 69°22′41″N 81°46′57″W 69°22′35″N 81°47′02″W 69°22′34″N 81°47′07″W (7/13 Ottawa)

Source: NGA U.S. Notice to Mariners · edition: 1Ed. 2/10/89

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