Navigational warning 815/20

Status: Cancelled · Area: NORTH SEA · Source: NGA U.S. Notice to Mariners

1. CGOC HUMBER MF DSC AND R/T SERVICES AT LANGHAM SITE 52-56.5N 000-57.2E OFF AIR. 2. CANCEL HYDROLANT 193/20. (031210Z MAR 2020) 816/20. CANCELED.

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