Notice is hereby given to all mariners and other parties concerned that:
1. Reference: Philippine Navy Radio Message Cite NOCB-1021-001 dated 01 October 2021
2. The Philippine Navy vessel BRP ANTONIO LUNA (FF151) will conduct live test firing of naval guns jibe on her scheduled mission/maritime patrol/sovereignty patrol on dates and maritime areas indicated below:
| VESSEL | DATE | TYPE OF GUN | VICINITY | COORDINATES |
| FF151 | 08 OCTOBER 2021 |
76MM GUNS |
33NM SW OFF GRANDE ISLAND, ZAMBALES |
PT A - Lat 14° 39.874’N, Long 119° 30.073’E PT B - Lat 14° 39.874’N, Long 119° 40.066’E PT C - Lat 14° 29.874’N, Long 119° 40.066’E PT D - Lat 14° 29.874’N, Long 119° 30.066’E |
3. In this connection, all ships/watercrafts transiting the above-mentioned areas the said date are advised to take note of the information and take precautionary measures at all times.
4. The cooperation of all concerned in effecting widest dissemination of this information is highly requested.