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
96
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
By month (all years)
J
F
M
A
M
J
J
A
S
O
N
D
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 1129/12 · Exercises2012-04-19 → 2012-05-23Gunnery exercises 2300Z to 1400Z commencing daily 23 and 24 apr, 07 and 08 may, alternate 2300Z to 1400Z…
- HYDROPAC 1048/12 · Other2012-04-12 → 2012-04-13Pyrotechnic exercises 122200Z to 130001Z apr in 12-00N 141-30E
- HYDROPAC 976/12 · Missiles2012-04-06 → 2012-04-13Hazardous operations 2200Z to 0300Z commencing daily 11 thru 15 apr in areas bound by: a. 35-12-25N…
- HYDROPAC 900/12 · Surveys2012-03-29 → 2012-04-18Underwater operations 03 thru 07 and 10 thru 17 apr by M/V yokosuka with submersible in areas: a. bound by…
- HYDROPAC 889/12 · Exercises2012-03-28 → 2012-04-30Gunnery exercises 2300Z to 0400Z commencing daily 01 thru 05, 08 thru 12, 15 thru 19, 22 thru 26 and 29 apr…
- HYDROPAC 848/12 · Exercises2012-03-24 → 2012-04-06Gunnery exercises 2300Z to 0400Z commencing daily 25 thru 29 mar and 01 thru 05 apr, 0500Z to 0900Z daily 26…
- HYDROPAC 816/12 · Exercises2012-03-21 → 2012-03-22Hazardous operations
- HYDROPAC 789/12 · Exercises2012-03-18 → 2012-03-23Gunnery exercises 230300Z to 230600Z mar: a. in area bound by 23-43.0N 122-05.0E, 23-43.0N 122-38.0E,…
- HYDROPAC 752/12 · Exercises2012-03-15 → 2012-03-23Gunnery exercises 2300Z to 0400Z commencing daily 14 thru 22 and 0500Z to 0900Z daily 15 thru 23 mar: a. in…
- HYDROPAC 732/12 · Exercises2012-03-13 → 2012-03-21Gunnery exercises 0300Z to 0600Z daily 14, 15 and 21 mar: a. in area bound by 23-43.0N 122-05.0E, 23-43.0N…
- HYDROPAC 681/12 · Surveys2012-03-08 → 2012-03-30Underwater operations 13 thru 16 and 19 thru 29 mar by M/V yokosuka with submersible in areas: a. bound by…
- HYDROPAC 627/12 · Exercises2012-03-03 → 2012-03-08Gunnery exercises 080400Z to 080800Z mar: a. in area bound by 23-43.0N 122-05.0E, 23-43.0N 122-38.0E,…
- HYDROPAC 539/12 · Exercises2012-02-25 → 2012-03-30Gunnery excercises 2300Z to 0400Z commencing daily 29 feb, 01, 04 thru 08, 11 thru 15, 18 thru 22 and 25…
- HYDROPAC 471/12 · Exercises2012-02-18 → 2012-02-23Gunnery exercises 230040Z to 230300Z and 230600Z to 231100Z feb in area bound by 23-45N 122-04E, 23-45N…
- HYDROPAC 349/12 · Cable ops2012-02-08 → 2012-02-21Underwater cable operations in progress until 20 feb by M/V miraero vicinity trackline joining 14-08.4N…
- HYDROPAC 280/12 · Exercises2012-02-02 → 2012-02-29Hazardous operations
- HYDROPAC 187/12 · Exercises2012-01-22 → 2012-02-02Torpedo firing exercises 27 jan thru 01 feb during daylight hours within 12 miles of 26-33N 128-53E
- HYDROPAC 68/12 · Missiles2012-01-10 → 2012-01-11Hazardous operations 112020Z to 112120Z jan, alternate 2020Z to 2120Z daily 12 thru 30 jan within 48.6 miles…
- HYDROPAC 3585/11 · Missiles2011-12-24 → 2011-12-27Hazardous operations 262020Z to 262120Z dec, alternate 2020Z to 2120Z daily 27 dec thru 30 jan 12 within…
- HYDROPAC 3524/11 · Wrecks2011-12-17 → 2011-12-24Nga chart 81054 (16TH ed)
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.