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 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 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 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 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 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 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.
By year
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26
By month (all years)
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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 514/17 · Derelicts2017-02-12 → 2017-02-15Derelict vessel partially submerged and adrift in 11-45.6N 123-14.8E at 120243Z feb
- HYDROPAC 321/17 · Exercises2017-01-28 → 2017-02-24Gunnery exercises 2300Z to 0400Z commencing daily 01, 02, 05 thru 09, 12 thru 17 and 19 thru 23 feb, 0600Z…
- HYDROPAC 313/17 · Exercises2017-01-27 → 2017-02-24Gunnery exercises 2300Z to 0400Z commencing daily 01, 02, 05 thru 09, 12 thru 17, and 19 thru 23 feb, 0600Z…
- HYDROPAC 240/17 · Nav aids2017-01-21 → 2018-03-23Dart buoy 52404 relocated to 20-41-26N 132-09-49E
- HYDROPAC 60/17 · Missiles2017-01-06 → 2017-01-15Hazardous operations 102220Z to 110010Z jan, alternate 2220Z to 0010Z commencing daily 11 thru 30 jan…
- HYDROPAC 3978/16 · Exercises2016-12-23 → 2016-12-30Gunnery exercises 0400Z to 0530Z daily 28 thru 30 dec: a. in area bound by 22-25N 120-56E, 22-36N 121-26E,…
- HYDROPAC 3929/16 · Exercises2016-12-19 → 2016-12-23Gunnery exercises 0400Z to 0530Z daily 21 thru 23 dec: a. in area bound by 24-24N 122-20E, 24-24N 122-38E,…
- HYDROPAC 3828/16 · Exercises2016-12-09 → 2016-12-16Gunnery exercises 0400Z to 0600Z daily 14 thru 16 dec: a. in area bound by 24-24N 122-20E, 24-24N 122-38E,…
- HYDROPAC 3677/16 · Exercises2016-11-28 → 2016-11-30Gunnery exercises 0900Z to 1400Z daily 28 thru 30 nov: a. in area bound by 23-43.0N 122-05.0E, 23-43.0N…
- HYDROPAC 3647/16 · Exercises2016-11-26 → 2016-12-30Gunnery exercises 2300Z to 0400Z commencing daily 30 nov, 01, 04 thru 08, 11 thru 15, 18 thru 22 and 25 thru…
- HYDROPAC 3640/16 · Exercises2016-11-26 → 2016-12-30Gunnery exercises 2300Z to 0400Z commencing daily 30 nov, 01, 04 thru 08, 11 thru 15, 18 thru 22 and 25 thru…
- HYDROPAC 3634/16 · Other2016-11-25 → 2016-11-26Underwater ordnance detonations 2300Z to 0600Z commencing daily 24 and 25 nov vicinity 22-56.0N 127-14.1E
- HYDROPAC 3411/16 · Cable ops2016-11-05 → 2016-12-01Cable repair operations in progress until 30 nov in area bound by 22-19-53N 121-43-01E, 22-38-48N…
- HYDROPAC 3373/16 · Missiles2016-11-03 → 2016-11-03Hazardous operations 031100Z to 031340Z nov within: a. 30 miles of 19-24N 118-36E
- HYDROPAC 3297/16 · Exercises2016-10-27 → 2016-11-30Gunnery exercises 2300Z to 0400Z commencing daily 31 oct thru 03, 06 thru 10, 13 thru 17, 20 thru 24 and 27…
- HYDROPAC 3293/16 · Exercises2016-10-27 → 2016-11-30Gunnery exercises 2300Z to 0400Z commencing daily 31 oct thru 03, 06 thru 10, 13 thru 17, 20 thru 24 and 27…
- HYDROPAC 3213/16 · Cable ops2016-10-20 → 2016-12-01Cable repair operations in progress until 30 nov in area bound by 23-09.1N 122-20.2E, 23-08.3N 122-30.1E,…
- HYDROPAC 3206/16 · Exercises2016-10-19 → 2016-10-28Gunnery exercises 2300Z to 0400Z commencing daily 23 thru 27 oct, 0500Z to 0900Z daily 24 thru 28 oct: a. in…
- HYDROPAC 3153/16 · Exercises2016-10-15 → 2016-10-20Gunnery
- HYDROPAC 3126/16 · Exercises2016-10-13 → 2016-10-22Gunnery
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.