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 2429/13 · Exercises2013-08-14 → 2013-08-30Gunnery exercises 2300Z to 0430Z commencing daily 18 thru 22, 25 thru 29 aug and 0530Z to 0930Z daily 19…
- HYDROPAC 2226/13 · Exercises2013-07-27 → 2013-08-30Gunnery exercises 2300Z to 0400Z commencing daily 31 jul, 01, 04 thru 08, 11 thru 15, 18 thru 22 and 25 thru…
- HYDROPAC 2085/13 · Missiles2013-07-15 → 2013-07-20Hazardous operations 201407Z to 201610Z jul, alternate 1407Z to 1610Z daily 21 thru 27 jul within: a. 32…
- HYDROPAC 1980/13 · Exercises2013-07-07 → 2013-07-28Gunnery exercises 0001Z to 0400Z daily 12, 13, 27 and 28 jul: a. in area bound by 23-43.0N 122-05.0E,…
- HYDROPAC 1864/13 · Exercises2013-06-26 → 2013-07-31Gunnery exercises 2300Z to 0400Z commencing daily 30 jun thru 04 jul, 07 thru 11, 14 thru 18, 21 thru 25 and…
- HYDROPAC 1853/13 · Exercises2013-06-26 → 2013-06-27Hazardous operations
- HYDROPAC 1729/13 · Exercises2013-06-15 → 2013-06-29Ordnance
- HYDROPAC 1662/13 · Surveys2013-06-09 → 2013-06-09Underwater operations 14 thru 21 jun by M/V natsushima with submersible in area bound by 19-00N 145-55E,…
- HYDROPAC 1634/13 · Exercises2013-06-06 → 2013-06-18Gunnery exercises 0001Z to 1400Z daily 10, 11, 17 and 18 jun: a. in area bound by 23-43.0N 122-05.0E,…
- HYDROPAC 1598/13 · Exercises2013-06-03 → 2013-06-09Gunnery exercises 0001Z to 0400Z daily 05, 06, 08 and 09 jun: a. in area bound by 23-43.0N 122-05.0E,…
- HYDROPAC 1561/13 · Surveys2013-05-30 → 2013-06-10Underwater operations 04 thru 09 jun by M/V natsushima with submersible in area bound by 17-00N 140-00E,…
- HYDROPAC 1470/13 · Exercises2013-05-22 → 2013-05-30Gunnery exercises 0400Z to 1000Z daily 23, 28 and 30 may: a. in area bound by 23-43.0N 122-05.0E, 23-43.0N…
- HYDROPAC 1376/13 · Exercises2013-05-14 → 2013-05-16Gunnery exercises 0300Z to 0900Z daily 14 and 16 may: a. in area bound by 23-43.0N 122-05.0E, 23-43.0N…
- HYDROPAC 1318/13 · Exercises2013-05-08 → 2013-05-14Gunnery exercises 0500Z to 0800Z daily 13 and 14 may: a. in area bound by 23-43.0N 122-05.0E, 23-43.0N…
- HYDROPAC 1181/13 · Exercises2013-04-26 → 2013-05-10Gunnery exercises 0001Z to 0900Z daily 01 and 03 thru 10 may: a. in area bound by 23-43.0N 122-05.0E,…
- HYDROPAC 1151/13 · Exercises2013-04-24 → 2013-05-02Gunnery exercises 0100Z to 0300Z, 0600Z to 0730Z and 1000Z to 1200Z daily 29 and 30 apr and 020500Z to…
- HYDROPAC 1079/13 · Exercises2013-04-18 → 2013-05-22Gunnery exercises 0001Z to 1400Z daily 23, 24, 30 apr, 01, 07, 08, 21 and 22 may: a. in area bound by…
- HYDROPAC 1070/13 · Exercises2013-04-17 → 2013-04-30Gunnery exercises 2300Z to 0400Z commencing daily 21 thru 25, 28 and 29 and 0600Z to 0900Z daily 22 thru 26,…
- HYDROPAC 1010/13 · Exercises2013-04-12 → 2013-04-17Gunnery exercises 170600Z to 170900Z apr: a. in area between 22-10-00N 22-40-00N and 121-39-00E 122-05-40E
- HYDROPAC 1007/13 · Exercises2013-04-11 → 2013-04-16Gunnery exercises 160001Z to 160200Z apr: a. in area between 23-58.2N 24-28.1N and 122-01.0E 122-33.0E
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.