Notice is hereby given to all mariners and other parties concerned that:
1. Reference: Philippine Navy Radio Message Cite NOCB-1016-183
2. The following Philippine Navy vessel PS28, PB119, PB370, PB377 and PC340 will conduct test firing of their naval guns on date and maritime areas as indicated:
| BOW NR | DATE | VICINITY | COORDINATES |
| PT A – LAT 12˚ 45.17’N | |||
| PB370 | LONG 123˚ 06.10’ E | ||
| 8 NM SW OFF MALAPINGAN PT., CLAVERIA, MASBATE | PT B – LAT 12˚ 45.17’ N | ||
| PC340 | 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 | |||
| 28 OCT 16 | |||
| PT A – LAT 09˚ 00.00’ N | |||
| LONG 119˚ 00.00’ E | |||
| PT B – LAT 08˚ 68.00’ N | |||
| PB377 | 33.92NM SE OFF RASA ISL., PALAWAN | LONG 119˚ 00.00’ E | |
| PT C – LAT 08˚ 02.00’ N | |||
| LONG 119˚ 10.00’ E | |||
| PT D – LAT 09˚ 00.00’ N | |||
| LONG 119˚ 02.00’ E | |||
| PT A – LAT 06˚ 50.00’ N | |||
| LONG 125˚ 43.00’ E | |||
| PT B – LAT 06˚ 40.00’ N | |||
| PB119 | 08 NOV 19 | 5 NM SE OFF TALIKUD ISL., SAMAL, DAVAO DEL NORTE | LONG 125˚ 43.00’ E |
| PT C – LAT 06˚ 50.00’ N | |||
| LONG 125˚ 53.00’ E | |||
| PT D – LAT 06˚ 40.00’ N | |||
| LONG 125˚ 53.00’ E | |||
| PT A – LAT 05 24.50’ N | |||
| LONG 120 03.00’ E | |||
| PT B – LAT 05 24.50’ N | |||
| PS28 | 08 NOV 16 | 8 NM W OFF KANGTIPAYAN DIKI ISLAND, LANGUYAN, TAWI- TAWI | LONG 119 53.00’ E |
| PT C – LAT 05 34.00’ N | |||
| LONG 119 53.00’ E | |||
| PT D – LAT 05 34.00’ N | |||
| LONG 120 03.00’ 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.