Philippine Sea
IHO sea area 56 · 120° to 146° E, 3° to 35° N
- in force
- 14
- last 12 months
- 4
- since 1996
- 1,699
- categories
- 11
In force now · 14
- HYDROPAC 2325/26 · Exercises2026-08-12Hazardous operations occur daily August 18-20, 0100Z to 1300Z, within three miles of two positions near Guam in the Philippine Sea.
- NAVAREA XI 355/26 · Nav aids2026-08-05The No. 3 light buoy at Futami Ko, Chichi Shima, Nanpo Shoto, is extinguished.
- HYDROPAC 1978/26 · Other2026-07-10Due to Tropical Storm Bavi, Rota Island port is closed, while Apra Harbor and Tinian ports have reopened.
- HYDROPAC 2242/25 · Volcanic2025-09-02Volcanic activity is reported at Io-To in vicinity of 24-45.00N 141-17.3E.
- HYDROPAC 3535/24 · Nav aids2024-11-14Cape Santiago light at 13-46.32N 120-39.18E is unlit in the South China Sea, Philippines.
- NAVAREA XI 597/24 · Nav aids2024-11-14Cape Santiago Light (F2614) in the North Pacific, Philippines, at 13-46.32N 120-39.18E, is extinguished.
- NAVAREA XI 492/24 · Volcanic2024-09-19As of September 19, a volcanic warning for Sumisu Shima at 31-26.3N 140-03.0E expects eruption influence around the volcano.
- NAVAREA XI 491/24 · Volcanic2024-09-19Discoloured water observed near Nanpo Shoto at 31-26.4N 140-03.0E on September 18, 2024 at 0545Z. Vessels advised caution.
- NAVAREA XI 206/23 · Volcanic2023-06-14On June 14, discoloured water was observed near 25-27.1N 141-14.5E in Nanpo Shoto; vessels advised caution.
- NAVAREA XI 207/23 · Volcanic2023-06-14Discoloured water and submarine volcanic eruption continue near 24-17.2N 141-28.8E, North Pacific, Nanpo Shoto, at 140350Z June. Caution advised.
- NAVAREA XI 326/21 · Volcanic2021-10-13Discoloured water observed extending south for 5 miles, 2 miles wide, from 27-16.7N 140-56.6E at 120643Z October.
- NAVAREA XI 325/21 · Volcanic2021-10-12Discoloured water observed within about 0.7 miles of 27-13.6N 140-55.3E in North Pacific, Nanpo Shoto, at 120643Z Oct.
- NAVAREA XI 231/21 · Volcanic2021-07-13Discoloured water is sighted near Nanpo Shoto at 24-48.8N 141-19.2E, July 13, 08:00 UTC. Vessels advised caution.
- NAVAREA XI 488/20 · Volcanic2020-12-18Volcanic warning for Nishino Shima at 27-14.6N 140-52.7E, eruption influence expected within 0.9 mile, canceling warnings 0037 and 0316/20.
Longest in force
- NAVAREA XI 488/20 · Volcanic2020-12-18Volcanic warning for Nishino Shima at 27-14.6N 140-52.7E, eruption influence expected within 0.9 mile, canceling warnings 0037 and 0316/20.
- NAVAREA XI 231/21 · Volcanic2021-07-13Discoloured water is sighted near Nanpo Shoto at 24-48.8N 141-19.2E, July 13, 08:00 UTC. Vessels advised caution.
- NAVAREA XI 325/21 · Volcanic2021-10-12Discoloured water observed within about 0.7 miles of 27-13.6N 140-55.3E in North Pacific, Nanpo Shoto, at 120643Z Oct.
- NAVAREA XI 326/21 · Volcanic2021-10-13Discoloured water observed extending south for 5 miles, 2 miles wide, from 27-16.7N 140-56.6E at 120643Z October.
- NAVAREA XI 206/23 · Volcanic2023-06-14On June 14, discoloured water was observed near 25-27.1N 141-14.5E in Nanpo Shoto; vessels advised caution.
By year
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02
03
04
05
06
07
08
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11
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16
17
18
19
20
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25
26
By month (all years)
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F
M
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S
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D
By category · since 1997
| Exercises | 917 | 54% |
| Cable ops | 152 | 9% |
| Other | 137 | 8% |
| Derelicts | 117 | 7% |
| Surveys | 111 | 7% |
| Volcanic | 96 | 6% |
| Missiles | 92 | 5% |
| Nav aids | 28 | 2% |
| Debris | 26 | 2% |
| Containers | 13 | 1% |
| Wrecks | 10 | 1% |
Archive · 1,685 cancelled
- HYDROPAC 1730/20 · Exercises2020-06-11 → 2020-06-12Hazardous operations 111400Z to 121359Z jun in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1717/20 · Exercises2020-06-10 → 2020-06-11Hazardous operations 101400Z to 111359Z jun in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1706/20 · Exercises2020-06-09 → 2020-06-10Hazardous operations 091400Z to 101359Z jun in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1698/20 · Exercises2020-06-08 → 2020-06-09Hazardous operations 081400Z to 091359Z jun in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1671/20 · Exercises2020-06-05 → 2020-06-08Hazardous operations 071400Z to 081359Z jun in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1666/20 · Exercises2020-06-05 → 2020-06-07Hazardous operations 052359Z to 071600Z jun in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1660/20 · Exercises2020-06-04 → 2020-06-05Hazardous operations 041400ZZ to 051359Z jun in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1517/20 · Exercises2020-05-22 → 2020-05-23Hazardous operations 222330Z to 230330Z may in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1438/20 · Cable ops2020-05-14 → 2020-05-22Cable operations in progress until 21 may by cableship ile de brehat in vicinity of trackline joining…
- HYDROPAC 1386/20 · Exercises2020-05-08 → 2020-05-10Hazardous operations 101100Z to 101500Z may in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1385/20 · Exercises2020-05-08 → 2020-05-09Hazardous operations 091100Z to 091500Z may in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 1381/20 · Cable ops2020-05-07 → 2020-05-14Cable operations in progress until 14 may by cableship ile de brehat in vicinity of trackline joining…
- HYDROPAC 1281/20 · Cable ops2020-04-24 → 2020-05-19Cable operations 250900Z apr until further notice by M/V aniek in area bound by 18-26.1N 136-23.6E, 17-09.4N…
- HYDROPAC 1174/20 · Cable ops2020-04-14 → 2020-04-26Cable operations in progress until 25 apr by cableship rene descartes in vicinity of trackline joining…
- HYDROPAC 964/20 · Exercises2020-03-22 → 2020-03-23Hazardous operations 230001Z to 231200Z mar in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 950/20 · Cable ops2020-03-21 → 2020-04-17Cable operations 22 mar to 29 apr, alternate 30 apr to 13 may, by cableship ile de brehat along trackline…
- HYDROPAC 932/20 · Exercises2020-03-20 → 2020-03-22Hazardous operations 212200Z to 220800Z mar in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 931/20 · Exercises2020-03-20 → 2020-03-21Hazardous operations 202200Z to 210800Z mar in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 922/20 · Exercises2020-03-19 → 2020-03-20Hazardous operations 192200Z to 200900Z mar in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 906/20 · Exercises2020-03-18 → 2020-03-19Hazardous operations 182200Z to 190900Z mar in area within 12 miles of 16-01.06N 146-03.35E
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.