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
96
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01
02
03
04
05
06
07
08
09
10
11
12
13
14
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17
18
19
20
21
22
23
24
25
26
By month (all years)
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F
M
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S
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D
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 1513/03 · Surveys2003-09-02 → 2003-09-15Underwater operations in progress until 14 sep by M/V hakurei maru no
- HYDROPAC 1471/03 · Exercises2003-08-26 → 2003-08-28Hazardous operations 2300Z to 0200Z and 0400Z to 0700Z commencing daily 25 thru 27 aug: a. within five miles…
- HYDROPAC 1421/03 · Exercises2003-08-19 → 2003-08-22Hazardous operations 2300Z to 0200Z commencing daily 19 thru 21 aug in area bound by 26-23N 128-20E, 27-06N…
- HYDROPAC 1321/03 · Exercises2003-07-31 → 2003-08-03Hazardous operations 030200Z to 031400Z aug within 40 miles of 16-00N 127-00E
- HYDROPAC 1299/03 · Exercises2003-07-28 → 2003-07-28Hazardous operations in progress until 281000Z jul within 50 miles of 28-00N 132-00E
- HYDROPAC 1162/03 · Derelicts2003-07-05 → 2003-07-12Derelict F/V genyo maru 8 adrift in 30-03N 137-05E at 041014Z jul
- HYDROPAC 1144/03 · Derelicts2003-07-03 → 2003-07-05Derelict F/V genyo maru 8 adrift in 30-09.3N 137-10.7E at 030120Z jul
- HYDROPAC 1044/03 · Other2003-06-18 → 2003-07-02Underwater ordnance detonations/bombing exercises 2000Z to 1200Z commencing daily 22 jun thru 01 jul in…
- HYDROPAC 1043/03 · Exercises2003-06-18 → 2003-06-21Hazardous operations 201300Z to 202300Z jun within 25 miles of 19-30N 126-20E
- HYDROPAC 1039/03 · Exercises2003-06-17 → 2003-06-20Hazardous operations 191800Z to 200600Z jun within 40 miles of 20-00N 127-00E
- HYDROPAC 1033/03 · Exercises2003-06-16 → 2003-06-17Hazardous operations 171200Z to 172000Z jun within 25 miles of 13-40N 140-38E
- HYDROPAC 1032/03 · Exercises2003-06-16 → 2003-06-17Hazardous operations 171200Z to 172000Z jun within 25 miles of 14-00N 142-10E
- HYDROPAC 1017/03 · Derelicts2003-06-13 → 2003-06-20Derelict F/V paradise 01 adrift in 06-00.9N 128-13.1E
- HYDROPAC 996/03 · Derelicts2003-06-09 → 2003-06-21F/V taisho maru nr 18 adrift and in need of assistance in 26-01N 137-38E at 090600Z jun
- HYDROPAC 843/03 · Exercises2003-05-16 → 2003-05-18Hazardous operations 180001Z to 181400Z may within 40 miles of 17-00N 144-00E
- HYDROPAC 784/03 · Exercises2003-05-06 → 2003-05-06Hazardous operations 080300Z to 081500Z may within 50 miles of 29-00N 141-00E
- HYDROPAC 757/03 · Surveys2003-05-01 → 2003-05-11Underwater research operations 06 thru 10 may by M/V kairei with submersible within one mile of 19-17.9N…
- HYDROPAC 720/03 · Other2003-04-25 → 2003-04-30Underwater ordnance detonations 300300Z to 300500Z apr within five miles of 14-50N 145-20E
- NAVAREA XII 82/03 · Exercises2003-03-25 → 2003-03-25Gunnery exercises 1900Z to 0400Z commencing daily 25 and 26 mar in area bound by 13-26.2N 144-37.8E,…
- HYDROPAC 524/03 · Exercises2003-03-23 → 2003-03-25Hazardous operations 250145Z to 250430Z mar within 100 miles of 07-50N 132-00E 2. cancel this msg 250530Z mar
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.