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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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 634/15 · Volcanic2015-02-24 → 2015-04-09Volcanic activity reported in 27-14.9N 140-52.7E
- HYDROPAC 481/15 · Cable ops2015-02-11 → 2015-02-26Cable repair operations in progress until 31 mar by cableship durable in area bound by 22-38-51.2N…
- HYDROPAC 466/15 · Derelicts2015-02-09 → 2015-02-12Derelict F/V ming fu tsai, on fire and adrift in 25-28.8N 135-06.0E at 091800Z feb
- HYDROPAC 454/15 · Exercises2015-02-09 → 2015-02-11Hazardous operations
- HYDROPAC 445/15 · Exercises2015-02-08 → 2015-02-09Hazardous operations
- HYDROPAC 326/15 · Missiles2015-01-29 → 2015-02-01Hazardous operations 010121Z to 010205Z feb in areas bound by: a. 26-49N 135-25E, 27-38N 136-16E, 26-14N…
- HYDROPAC 312/15 · Exercises2015-01-28 → 2015-02-26Gunnery exercises 2300Z to 0400Z commencing daily 01 thru 05, 08 thru 12, 15 and 16, 23 thru 25 feb, 0600Z…
- HYDROPAC 287/15 · Cable ops2015-01-26 → 2015-02-14Cable operations 31 jan thru 08 feb, alternate 09 thru 13 feb by vessel kddi ocean link in area bound by…
- HYDROPAC 271/15 · Missiles2015-01-24 → 2015-01-29Hazardous operations 290100Z to 290331Z jan in areas bound by: a. 26-49N 135-25E, 27-38N 136-16E, 26-14N…
- HYDROPAC 266/15 · Exercises2015-01-24 → 2015-01-28Gunnery exercises 0900Z to 1200Z daily 26 thru 28 jan in areas: a. between 23-43N 23-20N and 122-05E 122-38E
- HYDROPAC 223/15 · Derelicts2015-01-20 → 2015-01-2215 meter F/V yujin maru disabled and adrift due to engine failure in 23-46N 133-26E at 202100Z jan
- HYDROPAC 217/15 · Derelicts2015-01-20 → 2015-01-2015 meter F/V yujin maru nr 21 disabled and adrift due to engine failure in 24-00N 133-39E at 200300Z jan 15
- HYDROPAC 212/15 · Exercises2015-01-19 → 2015-01-23Hazardous operations
- HYDROPAC 196/15 · Derelicts2015-01-19 → 2015-01-2015 meter F/V yujin maru nr 21 disabled and adrift due to engine failure in 24-09.8N 133-49.5E at 190515Z jan…
- HYDROPAC 89/15 · Cable ops2015-01-10 → 2015-01-13Cable operations 15 thru 23 jan, alternate 24 thru 28 jan by kddi ocean link in area bound by 13-22.9N…
- HYDROPAC 17/15 · Other2015-01-02 → 2015-01-03Four persons overboard vicinity forbidden island (15-09-06.7N 145-47-19.9E)
- HYDROPAC 16/15 · Other2015-01-02 → 2015-01-0219 persons from M/V better trans abandoned ship in four lifeboats in 19-24.57N 127-40.05E at 020118Z jan
- HYDROPAC 3895/14 · Exercises2014-12-31 → 2015-01-30Gunnery exercises 2300Z to 0400Z commencing daily 04 thru 08, 11 thru 15, 18 thru 22 and 25 thru 29 jan 15,…
- HYDROPAC 3788/14 · Missiles2014-12-18 → 2014-12-24Hazardous operations 0550Z to 0710Z daily 23 thru 29 dec in area bound by 18-49.6N 128-29.9E, 19-12.7N…
- HYDROPAC 3786/14 · Other2014-12-18 → 2014-12-25Pyrotechnics exercises 0001Z to 0730Z daily 23 thru 25 dec within five miles of 24-47N 141-18E
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.