Philippine Sea
IHO sea area 56 · 120° to 146° E, 3° to 35° N
- in force
- 14
- last 12 months
- 4
- since 1996
- 1,714
- 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
96
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02
03
04
05
06
07
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17
18
19
20
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25
26
By month (all years)
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F
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By category · since 1997
| Exercises | 917 | 54% |
| Cable ops | 152 | 9% |
| Other | 138 | 8% |
| Derelicts | 117 | 7% |
| Surveys | 111 | 6% |
| Missiles | 106 | 6% |
| Volcanic | 96 | 6% |
| Nav aids | 28 | 2% |
| Debris | 26 | 2% |
| Containers | 13 | 1% |
| Wrecks | 10 | 1% |
Archive · 1,700 cancelled
- HYDROPAC 2763/23 · Cable ops2023-08-28 → 2023-09-10Cable operations 28 aug thru 20 sep by cableship resolute in area bound by 22-46.40N 121-55.90E, 22-55.50N…
- HYDROPAC 2717/23 · Surveys2023-08-23 → 2023-08-29Underwater operations 24 thru 28 aug by M/V yokosuka with submersible shinkai 6500 in area bound by…
- HYDROPAC 2699/23 · Missiles2023-08-21 → 2023-08-30Hazardous operations, rocket launching 231500Z to 301500Z aug in areas bound by: a. 36-06.94N 123-33.11E,…
- HYDROPAC 2564/23 · Cable ops2023-08-08 → 2023-08-28Cable operations 09 thru 30 aug by cableship resolute in area bound by 22-46.40N 121-55.90E, 22-55.50N…
- HYDROPAC 2371/23 · Exercises2023-07-20 → 2023-07-25Hazardous operations 242200Z to 250800Z jul in area bound by 13-45.00N 144-19.98E, 13-45.00N 144-36.00E,…
- HYDROPAC 2193/23 · Exercises2023-07-05 → 2023-07-14Hazardous operations 2200Z to 0800Z daily 09 thru 13 jul in area bound by 13-45.00N 144-36.00E, 13-45.00N…
- HYDROPAC 2136/23 · Exercises2023-06-30 → 2023-07-05Hazardous operations 042000Z to 050900Z jul in area bound by 17-00.00N 145-04.98E, 17-00.00N 146-27.65E,…
- HYDROPAC 2003/23 · Exercises2023-06-16 → 2023-06-29Hazardous operations 2000Z to 1200Z daily 19 thru 29 jun in areas bound by: a. 24-46.67N 141-17.36E,…
- HYDROPAC 1999/23 · Exercises2023-06-15 → 2023-06-16Hazardous operations 2000Z to 1200Z daily 19 thru 28 jun in areas bound by: a. 24-46.67N 141-17.36E,…
- HYDROPAC 1982/23 · Volcanic2023-06-14 → 2026-08-14Discolored water reported at 25-27N 141-14E in Philippine Sea on June 14 at 0425Z, cancels previous warning 1568/23.
- HYDROPAC 1930/23 · Surveys2023-06-09 → 2023-06-15Underwater operations 2200Z to 0800Z daily 12 and 14 jun in area bound by 13-27.75N 144-37.58E, 13-27.22N…
- HYDROPAC 1779/23 · Missiles2023-05-28 → 2023-06-10Hazardous operations, rocket launching 301500Z may to 101500Z jun in areas bounded by: a. 36-06.56N…
- HYDROPAC 1775/23 · Other2023-05-28 → 2023-05-31Due to passage of typhoon mawar apra harbor 13-27.00N 144-37.00E is reopened
- HYDROPAC 1765/23 · Other2023-05-27 → 2023-05-28Due to typhoon mawar: 1. the following port(s) are closed: a. apra harbor 13-27.00N 144-37.00E
- HYDROPAC 1751/23 · Other2023-05-26 → 2023-05-27Due to typhoon mawar: 1. the following port(s) are closed: a. apra harbor 13-27.00N 144-37.00E
- HYDROPAC 1731/23 · Missiles2023-05-24 → 2023-05-26Hazardous operations, rocket launching 250854Z to 251029Z may, alternate 0854Z to 1029Z daily 26 thru 31 may…
- HYDROPAC 1699/23 · Other2023-05-22 → 2023-05-26Due to typhoon 02W: 1. the following port(s) are closed: a. apra harbor 13-27.00N 144-37.00E
- HYDROPAC 1676/23 · Other2023-05-19 → 2023-05-22Due to tropical disturbance invest 97W: 1. the following port(s) are closed: none to report
- HYDROPAC 1670/23 · Missiles2023-05-19 → 2023-05-24Hazardous operations, rocket launching 240854Z to 241029Z may, alternate 0854Z to 1029Z daily 25 thru 31 may…
- HYDROPAC 1639/23 · Exercises2023-05-17 → 2023-05-25Hazardous operations 2300Z to 1355Z daily 22 thru 24 may in area within three miles of 13-42.00N 144-36.00E
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.