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

  1. HYDROPAC 2325/26 · Exercises2026-08-12
    Hazardous operations occur daily August 18-20, 0100Z to 1300Z, within three miles of two positions near Guam in the Philippine Sea.
  2. NAVAREA XI 355/26 · Nav aids2026-08-05
    The No. 3 light buoy at Futami Ko, Chichi Shima, Nanpo Shoto, is extinguished.
  3. HYDROPAC 1978/26 · Other2026-07-10
    Due to Tropical Storm Bavi, Rota Island port is closed, while Apra Harbor and Tinian ports have reopened.
  4. HYDROPAC 2242/25 · Volcanic2025-09-02
    Volcanic activity is reported at Io-To in vicinity of 24-45.00N 141-17.3E.
  5. HYDROPAC 3535/24 · Nav aids2024-11-14
    Cape Santiago light at 13-46.32N 120-39.18E is unlit in the South China Sea, Philippines.
  6. NAVAREA XI 597/24 · Nav aids2024-11-14
    Cape Santiago Light (F2614) in the North Pacific, Philippines, at 13-46.32N 120-39.18E, is extinguished.
  7. NAVAREA XI 491/24 · Volcanic2024-09-19
    Discoloured water observed near Nanpo Shoto at 31-26.4N 140-03.0E on September 18, 2024 at 0545Z. Vessels advised caution.
  8. NAVAREA XI 492/24 · Volcanic2024-09-19
    As of September 19, a volcanic warning for Sumisu Shima at 31-26.3N 140-03.0E expects eruption influence around the volcano.
  9. NAVAREA XI 207/23 · Volcanic2023-06-14
    Discoloured water and submarine volcanic eruption continue near 24-17.2N 141-28.8E, North Pacific, Nanpo Shoto, at 140350Z June. Caution advised.
  10. NAVAREA XI 206/23 · Volcanic2023-06-14
    On June 14, discoloured water was observed near 25-27.1N 141-14.5E in Nanpo Shoto; vessels advised caution.
  11. NAVAREA XI 326/21 · Volcanic2021-10-13
    Discoloured water observed extending south for 5 miles, 2 miles wide, from 27-16.7N 140-56.6E at 120643Z October.
  12. NAVAREA XI 325/21 · Volcanic2021-10-12
    Discoloured water observed within about 0.7 miles of 27-13.6N 140-55.3E in North Pacific, Nanpo Shoto, at 120643Z Oct.
  13. NAVAREA XI 231/21 · Volcanic2021-07-13
    Discoloured water is sighted near Nanpo Shoto at 24-48.8N 141-19.2E, July 13, 08:00 UTC. Vessels advised caution.
  14. NAVAREA XI 488/20 · Volcanic2020-12-18
    Volcanic 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

  1. NAVAREA XI 488/20 · Volcanic2020-12-18
    Volcanic warning for Nishino Shima at 27-14.6N 140-52.7E, eruption influence expected within 0.9 mile, canceling warnings 0037 and 0316/20.
  2. NAVAREA XI 231/21 · Volcanic2021-07-13
    Discoloured water is sighted near Nanpo Shoto at 24-48.8N 141-19.2E, July 13, 08:00 UTC. Vessels advised caution.
  3. NAVAREA XI 325/21 · Volcanic2021-10-12
    Discoloured water observed within about 0.7 miles of 27-13.6N 140-55.3E in North Pacific, Nanpo Shoto, at 120643Z Oct.
  4. NAVAREA XI 326/21 · Volcanic2021-10-13
    Discoloured water observed extending south for 5 miles, 2 miles wide, from 27-16.7N 140-56.6E at 120643Z October.
  5. NAVAREA XI 207/23 · Volcanic2023-06-14
    Discoloured 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

Exercises91854%
Cable ops1529%
Other1378%
Derelicts1177%
Surveys1117%
Volcanic966%
Missiles925%
Nav aids282%
Debris262%
Containers131%
Wrecks101%

Archive · 1,686 cancelled

  1. HYDROPAC 899/07 · Other2007-05-20 → 2007-07-08
    Green flare sighted in 14-09.9N 135-22.0E at 151533Z may
  2. HYDROPAC 792/07 · Volcanic2007-04-29 → 2007-10-12
    Discolored water with submarine volcanic activity reported vicinity 24-17.4N 141-29.1E at 290350Z apr
  3. HYDROPAC 766/07 · Exercises2007-04-26 → 2007-04-27
    Hazardous operations 270001Z to 270830Z apr within ten miles of 16-00.2N 146-00.4E
  4. HYDROPAC 764/07 · Exercises2007-04-26 → 2007-04-27
    Hazardous operations 0001Z to 0830Z daily 26 and 27 apr within ten miles of farallon de medinilla island…
  5. HYDROPAC 746/07 · Volcanic2007-04-24 → 2007-04-29
    Discolored water with submarine volcanic activity reported within 200 meters of 24-17.3N 141-29.9E and…
  6. HYDROPAC 742/07 · Volcanic2007-04-23 → 2007-04-24
    Discolored water with submarine volcanic activity reported within 1000 meters of 24-17.4N 141-29.1E at…
  7. HYDROPAC 726/07 · Surveys2007-04-21 → 2007-05-19
    Survey operations 26 apr thru 18 may by M/V shoyo towing 3300 meter long cable in area bound by 19-00N…
  8. HYDROPAC 611/07 · Other2007-04-05 → 2007-04-10
    Underwater ordnance detonations 100300Z to 100700Z apr vicinity 13-27-42N 144-38-30E
  9. HYDROPAC 393/07 · Derelicts2007-03-04 → 2007-03-07
    F/V kifuku maru disabled and adrift due to rudder trouble vicinity 16-48N 140-54E at 032200Z mar
  10. HYDROPAC 321/07 · Other2007-02-22 → 2007-02-28
    Ordnance operations 0300Z to 0700Z daily 27 and 28 feb vicinity 13-27-24N 144-38-19E
  11. HYDROPAC 315/07 · Exercises2007-02-21 → 2007-02-24
    Hazardous operations 240441Z to 240600Z feb, alternate 0300Z to 0600Z daily 25 thru 28 feb in areas bound…
  12. HYDROPAC 310/07 · Exercises2007-02-20 → 2007-02-21
    Hazardous operations 220441Z to 220600Z feb, alternate 0300Z to 0600Z daily 23 thru 28 feb in areas bound…
  13. HYDROPAC 309/07 · Volcanic2007-02-20 → 2007-04-23
    Discolored water with submarine volcanic activity reported within 250 meters of 24-17.1N 141-28.9E at…
  14. HYDROPAC 280/07 · Exercises2007-02-14 → 2007-02-19
    Hazardous operations 160441Z to 160600Z feb, alternate 0300Z to 0600Z daily 17 thru 28 feb in areas bound…
  15. HYDROPAC 262/07 · Exercises2007-02-10 → 2007-02-14
    Hazardous operations 150300Z to 150600Z feb, alternate 0300Z to 0600Z daily 16 thru 28 feb in areas bound…
  16. HYDROPAC 155/07 · Volcanic2007-01-23 → 2007-01-24
    Discolored water with submarine volcanic activity reported within 2000 meters of 24-17.3N 141-29.1E at…
  17. HYDROPAC 151/07 · Volcanic2007-01-23 → 2007-02-20
    Discolored water with submarine volcanic activity reported within 2000 meters of 24-17.3N 141-29.1E at…
  18. HYDROPAC 2537/06 · Nav aids2006-12-26 → 2008-01-14
    Odas buoy established in 07-58.8N 130-00.6E
  19. HYDROPAC 2470/06 · Nav aids2006-12-18 → 2006-12-19
    Odas buoy established in 08-00N 130-00E
  20. HYDROPAC 2414/06 · Volcanic2006-12-11 → 2007-01-23
    Discolored water with submarine volcanic activity reported within 5500 meters of 24-17.1N 141-28.8E at…

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.