Philippine Sea
IHO sea area 56 · 120° to 146° E, 3° to 35° N
- in force
- 14
- last 12 months
- 5
- since 1996
- 1,700
- 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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By month (all years)
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By category · since 1997
| Exercises | 918 | 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 · 1,686 cancelled
- HYDROPAC 1613/08 · Derelicts2008-08-23 → 2008-08-30Derelict 100 meter barge adrift vicinity 15-24.4N 131-08.2E
- HYDROPAC 1573/08 · Derelicts2008-08-17 → 2008-08-24Derelict 100 meter barge adrift vicinity 14-43N 130-56E
- HYDROPAC 1483/08 · Exercises2008-08-02 → 2008-08-08Gunnery exercises 060400Z to 061000Z aug, alternate 070400Z to 071000Z and 080400Z to 081000Z aug within 31…
- HYDROPAC 1290/08 · Exercises2008-07-08 → 2008-07-15Gunnery exercises 0400Z to 1000Z daily 09 and 15 jul within 31 miles of 23-26.5N 122-21.5E
- HYDROPAC 1272/08 · Volcanic2008-07-05 → 2009-02-01Nga chart 97000 (3RD ed)
- HYDROPAC 1223/08 · Cable ops2008-06-29 → 2008-07-23Cable laying operations in progress until 26 jul by cableship ile de batz vicinity of trackline joining…
- HYDROPAC 1171/08 · Cable ops2008-06-21 → 2008-07-21Submarine cable laying operations in progress until 20 jul by M/V tycom reliance vicinity of trackline…
- HYDROPAC 1137/08 · Cable ops2008-06-17 → 2008-06-21Submarine cable laying operations in progress until 20 jul by M/V tycom reliance vicinity of trackline…
- HYDROPAC 1136/08 · Exercises2008-06-17 → 2008-06-19Gunnery exercises 2200Z to 1000Z commencing daily 17 and 18 jun within 31 miles of 23-26.5N 122-21.5E
- HYDROPAC 1115/08 · Exercises2008-06-13 → 2008-06-27Hazardous operations 2000Z to 1200Z commencing daily 17 thru 26 jun in areas bound by: a. 24-45-45N…
- HYDROPAC 1092/08 · Derelicts2008-06-09 → 2008-06-16Derelict 80 foot F/V partially submerged and adrift in 23-12.90N 126-06.87E at 090622Z jun
- HYDROPAC 1066/08 · Exercises2008-06-05 → 2008-06-17Gunnery exercises 0400Z to 0900Z daily 11 and 18 jun within 31 miles of 23-26.5N 122-21.5E
- HYDROPAC 1035/08 · Debris2008-05-30 → 2008-06-06Spar buoy adrift in 11-18.5N 128-26.3E
- HYDROPAC 1008/08 · Exercises2008-05-26 → 2008-05-30Gunnery exercises 252200Z to 260200Z may and 2300Z to 1000Z commencing daily 26 thru 29 may in area bound by…
- HYDROPAC 942/08 · Cable ops2008-05-15 → 2008-06-29Cable laying operations 20 may thru 30 jun by cableship ile de bath vicinity of trackline joining 16-33N…
- HYDROPAC 881/08 · Exercises2008-05-07 → 2008-05-10Gunnery exercises 0400Z to 1000Z daily 09 thru 10 may in area bound by 23-43N 122-05E, 23-43N 122-38E,…
- HYDROPAC 866/08 · Exercises2008-05-06 → 2008-05-09Gunnery exercises 2200Z to 1000Z commencing daily 06 thru 08 may in area bound by 23-43N 122-05E, 23-43N…
- HYDROPAC 853/08 · Other2008-05-05 → 2008-05-1215 meter long partial hull adrift vicinity 22-26.5N 124-34.2E at 050100Z may
- HYDROPAC 850/08 · Exercises2008-05-04 → 2008-05-26Gunnery exercises 060400Z to 060900Z may and 2300Z to 1000Z commencing daily 11 thru 15, 18 thru 22 and 25…
- HYDROPAC 831/08 · Exercises2008-05-02 → 2008-05-04Gunnery exercises 0400Z to 0900Z daily 06, 12, 13 and 27 may in area bound by 23-43N 122-05E, 23-43N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.