Chart correction N40/21 — chart 17499

17499 1Ed. 7/1/05 LAST NM N31/21 N40/21 Add Rock awash [K12] 49°11′16″N 123°55′11″W (8/21 Ottawa)

Source: NGA U.S. Notice to Mariners · edition: 1Ed. 7/1/05

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