Notice is hereby given to all mariners and other parties concerned that:
1. Reference: Philippine Navy Radio Message Cite NOCB-0317-118.
2. The following Philippine Navy Vessels will conduct test firing on dates/maritime areas bounded with the following coordinates:
| BOW NR | DATE | VICINITY | COORDINATES |
| PC378 | 21-25 MAR 17 | 26 NM SW OFF SILANQUIN POINT, ZAMBALES OR AT 20 NM W OFF DARIGAYOS RIVER, LUNA, LA UNION |
Point A – Lat 14°21.7710’ N |
| Long 119°35.0’615 E | |||
| Point B – Lat 14°22.3033’ N | |||
| Long 119°43.9601’ E | |||
| Point C – Lat 14° 31.0804’ N | |||
| Long 119°44.0700’ E | |||
| Point D – Lat 14° 31.1336’ N | |||
| Long 119°35.0615’ N | |||
| Point A – Lat 16°57.050’ N | |||
| Long 119°50. 000 E | |||
| PB321 | Point B – Lat 16°48.880’ N | ||
| PB322 | 20 OR 27 MAR 17 | 20 NM W OFF DARIGAYOS RIVER, LUNA, LA UNION | Long 119°50.100’ E |
| PB348 | Point C – Lat 16°49.040’ N | ||
| Long 119°58.440’ E | |||
| Point D – Lat 16° 57.150’ N | |||
| Long 119°59.550’ 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.