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 2174/16 · Exercises2016-07-20 → 2016-07-28Gunnery exercises 2125Z to 2235Z daily 24 thru 28 jul: a. in area bound by 22-32.0N 120-57.6E, 22-32.0N…
- HYDROPAC 2173/16 · Exercises2016-07-20 → 2016-07-29Gunnery exercises 2235Z to 2315Z daily 24 thru 28 jul and 0015Z to 0215Z daily 25 thru 29 jul: a. in area…
- HYDROPAC 1964/16 · Exercises2016-06-30 → 2016-07-21Gunnery exercises 2125Z to 2235Z daily 04 thru 07, 10 thru 14 and 17 thru 21 jul: a. in area bound by…
- HYDROPAC 1963/16 · Exercises2016-06-30 → 2016-07-22Gunnery exercises 2235Z to 2315Z daily 04 thru 07, 10 thru 14 and 17 thru 21 jul, 0015Z to 0215Z daily 05…
- HYDROPAC 1949/16 · Exercises2016-06-29 → 2016-06-30Gunnery exercises 300100Z to 300300Z jun: a. in area bound by 23-43.0N 122-05.0E, 23-43.0N 122-38.0E,…
- HYDROPAC 1911/16 · Exercises2016-06-26 → 2016-07-29Gunnery exercises 2300Z to 0500Z commencing daily 30 jun, 03 thru 07, 10 thru 14, 17 thru 21 and 24 thru 28…
- HYDROPAC 1910/16 · Exercises2016-06-26 → 2016-07-27Gunnery exercises 2300Z to 0500Z commencing daily 30 jun, 03 thru 07, 10 thru 14, 17 thru 21 and 24 thru 28…
- HYDROPAC 1851/16 · Surveys2016-06-20 → 2016-06-23Survey operations 21 and 22 jun by M/V northern endeavour towing two mile long cable in area bound by 24-48N…
- HYDROPAC 1834/16 · Derelicts2016-06-18 → 2016-06-21Derelict 25 foot vessel carmelita, white hull, partially submerged and adrift vicinity 15-02N 145-23E at…
- HYDROPAC 1829/16 · Derelicts2016-06-18 → 2016-06-21Derelict F/V partially submerged and adrift in 25-07.2N 129-22.5E at 172300Z jun
- HYDROPAC 1806/16 · Surveys2016-06-16 → 2016-06-19Survey operations 17 and 18 jun by M/V geo resolution in area bound by 28-12N 131-57E, 28-37N 131-12E,…
- HYDROPAC 1777/16 · Surveys2016-06-13 → 2016-06-16Survey operations 14 and 15 jun by M/V geo resolution in area bound by 25-46N 129-19E, 24-57N 128-56E,…
- HYDROPAC 1776/16 · Exercises2016-06-13 → 2016-06-26Ordnance
- HYDROPAC 1769/16 · Surveys2016-06-12 → 2016-06-13Survey operations 13 and 14 jun by M/V geo resolution in area bound by 27-06N 130-55E, 25-01N 128-29E,…
- HYDROPAC 1751/16 · Surveys2016-06-11 → 2016-06-12Survey operations 12 and 13 jun by M/V geo resolution in area bound by 28-47N 133-21E, 28-35N 131-48E,…
- HYDROPAC 1748/16 · Surveys2016-06-10 → 2016-06-13Survey operations 11 and 12 jun by M/V geo resolution in area bound by 29-36N 136-20E, 28-47N 133-21E,…
- HYDROPAC 1743/16 · Surveys2016-06-10 → 2016-06-13Survey operations 11 and 12 jun by M/V geo resolution in area bound by 29-36N 136-20E, 28-47N 133-21E,…
- HYDROPAC 1733/16 · Surveys2016-06-09 → 2016-06-12Survey operations 10 and 11 jun by M/V geo resolution in area bound by 31-13N 139-52E, 29-44N 137-12E,…
- HYDROPAC 1727/16 · Surveys2016-06-09 → 2016-06-09Survey operations in progress until 10 jun by M/V geo resolution in area bound by 31-50N 140-52E, 31-36N…
- HYDROPAC 1689/16 · Exercises2016-06-06 → 2016-06-30Gunnery exercises 2300Z to 0500Z commencing daily 05 thru 07, 12, 15, 16, 19, 22, 23 and 26 thru 29 jun,…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.