Notice is hereby given to all mariners and other parties concerned that:
1. Reference: Radio Message Cite NOCB-0617-119
2. The following Philippine Navy vessels will conduct test firing of their naval guns on dates indicated with the following coordinates:
| BOW NR | DATE | VICINITY | COORDINATES |
| PC380 | 23 JUN 17 | 50NM SE OFF Brooke’s Pt., Palawan |
PT A- LAT 08°28.628 N, LONG 118°31.558'E PT B- LAT 08°28.477’N, LONG 118°38.485'E PT C- LAT 08°22.210’N, LONG 118°38.672’E PT D- LAT 08°22.314’N, LONG 118°31.567’E |
| PB340 | 30 JUN 17 | 8 NM SW OFF Malapingan Pt., Claveria, Burias Island, Masbate |
PT A- LAT 12° 45.17’N, LONG 123°06.10’E PT B- LAT 12° 45.17’N, LONG 123°08.19’E PT C- LAT 12° 43.08’N, LONG 123°08.19’E PT D- LAT 12° 43.08’N, LONG 123°06.10’E |
3. In this connection, all ships/watercrafts transiting the vicinity of the abovementioned areas are advised to take note of the information and take necessary precautionary measures at all times.
4. The cooperation of all concerned in effecting widest dissemination of this information is requested.