SECURITE 091500 UTC FEB 2023 NAVAREA IX (.) 058/23 (.) CENTRAL GULF (.) QATAR (.) CHARTS BA 2523, 2837, 2883 AND 2886 2. SAFETY ZONES OF 1500 METER ESTABLISHED AROUND SPMs IN FOLLOWING POSITIONS: SPM2 26-35.496N 052-01.986E SPM3 26-38.808N 051-53.496E SPM4 26-40.375N 051-53.896E 3. MARINERS ARE ADVISED TO OBTAIN APPROVAL FROM AL SHAHEEN OIL TERMINAL ON VHF CHANNEL 16 OR 72 WHILE ENTERING THE AREA