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
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01
02
03
04
05
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08
09
10
11
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14
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17
18
19
20
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22
23
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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 1486/00 · Other2000-10-08 → 2000-11-24
    M/V yoshiumi suffered an engine room fire in 31-14N 135-04E at 080457Z oct
  2. HYDROPAC 1455/00 · Other2000-10-02 → 2000-10-08
    Emergency bomb jettison areas established 032300Z to 081459Z oct within: a. five miles of 25-03N 130-04E
  3. HYDROPAC 1437/00 · Other2000-09-28 → 2000-10-04
    Underwater ordnance detonations 032200Z to 041000Z oct within five miles of 25-25N 129-50E
  4. HYDROPAC 1433/00 · Other2000-09-28 → 2000-10-04
    Underwater ordnance detonations 032300Z to 040700Z oct in 26-16N 128-26E
  5. HYDROPAC 1318/00 · Derelicts2000-09-04 → 2000-09-05
    Derelict 78 foot F/V choueimaru no 3 taking on water and adrift vicinity 26-09.0N 134-28.5E at 020711Z sep
  6. HYDROPAC 1310/00 · Derelicts2000-09-02 → 2000-09-04
    Derelict 80 foot F/V choueimaru no 3 taking on water and adrift vicinity 26-09N 134-28E at 020711Z sep
  7. HYDROPAC 1191/00 · Containers2000-08-12 → 2000-08-19
    Container adrift vicinity 32-29.7N 133-59.4E at 120145Z aug
  8. HYDROPAC 1186/00 · Containers2000-08-11 → 2000-08-18
    Container adrift vicinity 32-10.4N 133-46.9E at 110400Z aug
  9. HYDROPAC 1037/00 · Nav aids2000-07-14 → 2000-11-17
    Odas buoy 29-00N 135-00E removed
  10. HYDROPAC 983/00 · Derelicts2000-07-05 → 2000-07-07
    Derelict 350 foot M/V southern amelia 2 and 40 foot lifeboat partially submerged and adrift vicinity…
  11. HYDROPAC 943/00 · Other2000-06-27 → 2000-07-07
    Bombing exercises and underwater ordnance detonations 2000Z to 1200Z commencing daily 30 jun thru 05 jul,…
  12. HYDROPAC 773/00 · Surveys2000-05-24 → 2000-06-09
    Underwater operations 29 may thru 08 jun by M/V kairei and M/V kaiko within: a. three miles of: 1. 11-14N…
  13. HYDROPAC 670/00 · Nav aids2000-05-03 → 2000-05-04
    Cape spencer light 35-18.0N 136-53.1E unlit
  14. HYDROPAC 456/00 · Other2000-03-17 → 2000-03-22
    Underwater ordnance detonations 220300Z to 220800Z mar within 15 miles of 26-18N 128-38E
  15. HYDROPAC 145/00 · Other2000-01-25 → 2000-03-10
    Distess signal received on 8 mhz and 16 mhz in 18-22N 131-10E at 250605Z jan
  16. HYDROPAC 137/00 · Exercises2000-01-24 → 2000-01-26
    Gunnery exercises 260001Z to 260400Z jan in area bound by 23-43N 122-05E, 23-43N 122-38E, 23-20N 122-38E,…
  17. HYDROPAC 136/00 · Surveys2000-01-24 → 2000-01-25
    Salvage operations in progress until 25 jan by M/V shinnichi maru vicinity 29-21.2N 139-29.8E
  18. HYDROPAC 12/00 · Surveys2000-01-03 → 2000-01-17
    Underwater operations 08 thru 16 jan during daylight hours by M/V natusima with submersible in area bound by…
  19. HYDROPAC 1443/99 · Surveys1999-12-23 → 1999-12-27
    Underwater operations 28 dec thru 01 jan during daylight hours by M/V natusima with submersible in areas: a.…
  20. HYDROPAC 1388/99 · Other1999-12-11 → 1999-12-24
    M/V northern hope sunk vicinity 22-27N 134-45E

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