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 1540/07 · Exercises2007-09-07 → 2007-09-14Gunnery exercises 0430Z to 0730Z daily 13 and 14 sep in area bound by 23-13N 121-44E, 23-13N 122-51E, 22-10N…
- HYDROPAC 1525/07 · Exercises2007-08-31 → 2007-09-10Gunnery exercises 2300Z to 0930Z commencing daily 02 thru 06, 09 thru 13, and 16 thru 28 sep within 31 miles…
- HYDROPAC 1516/07 · Surveys2007-08-30 → 2007-09-15Oceanographic operations 04 thru 14 sep by M/V hakuho maru towing 4000 meter long cable in area bound by…
- HYDROPAC 1494/07 · Exercises2007-08-27 → 2007-08-31Hazardous operations 302130Z to 310400Z aug within 1000 meters of 13-25.38N 144-38.38E
- HYDROPAC 1464/07 · Exercises2007-08-22 → 2007-08-28Hazardous operations 240100Z to 280900Z aug in area bound by 25-00N 122-00E, 23-30N 122-55E, 22-30N 122-55E,…
- HYDROPAC 1450/07 · Exercises2007-08-18 → 2007-08-21Hazardous operations 211900Z to 212130Z aug within 2100 yards of 13-27.00N 144-38.67E
- HYDROPAC 1442/07 · Surveys2007-08-17 → 2007-08-29Hydrographic survey 22 thru 28 aug by M/V hakuho maru towing 7000 meter long cable in area bound by 14-00N…
- HYDROPAC 1434/07 · Other2007-08-15 → 2007-09-11Nga chart 97564 (3RD ed)
- HYDROPAC 1424/07 · Exercises2007-08-14 → 2007-08-31Gunnery exercises in progress until 141000Z aug, and 2300Z to 0400Z, 0500Z to 1000Z commencing daily 15 and…
- HYDROPAC 1423/07 · Exercises2007-08-14 → 2007-08-21Gunnery exercises in progress until 150900Z aug and 200100Z to 210900Z aug in area bound by 25-00N 122-00E,…
- HYDROPAC 1352/07 · Exercises2007-08-04 → 2007-08-10Gunnery exercises 060100Z to 070900Z and 090100Z to 100900Z aug in area bound by 25-00N 122-00E, 23-30N…
- HYDROPAC 1340/07 · Debris2007-08-02 → 2007-08-09Orange object adrift 10-43.5N 134-52.8E
- HYDROPAC 1335/07 · Exercises2007-08-02 → 2007-08-04Gunnery exercises 0100Z to 0900Z daily 02 thru 07, 09 and 10 aug in area bound by 25-00N 122-00E, 23-30N…
- HYDROPAC 1320/07 · Derelicts2007-07-31 → 2007-08-05Derelict 25 meter F/V adrift in 20-00.90N 122-59.6E
- HYDROPAC 1144/07 · Derelicts2007-07-01 → 2007-07-06Derelict vessel on fire and adrift in 20-21.8N 125-43.8E at 302108Z jun
- HYDROPAC 1112/07 · Derelicts2007-06-27 → 2007-07-04Derelict ten meter M/V titicaca adrift vicinity 24-27N 136-16E
- HYDROPAC 1081/07 · Surveys2007-06-21 → 2007-07-24Survey operations 26 jun thru 23 jul by M/V kairei towing 5500 meter long cable in area bound by 31-21.9N…
- HYDROPAC 1056/07 · Exercises2007-06-15 → 2007-06-29Hazardous operations 2000Z to 1200Z commencing daily 19 thru 28 jun in areas bounded by: a. 24-45-45N…
- HYDROPAC 981/07 · Surveys2007-06-04 → 2007-06-12Survey operations 09 thru 11 jun by M/V shoyo towing 3300 meter long cable in area bound by 22-40N 128-55E,…
- HYDROPAC 948/07 · Wrecks2007-05-28 → 2008-06-02Vessel reported aground vicinity 07-32.9N 134-27.8E on 28 may
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.