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
06
07
08
09
10
11
12
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14
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16
17
18
19
20
21
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 126/04 · Exercises2004-01-22 → 2004-01-24
    Hazardous operations 231400Z to 240500Z jan within 25 miles of: a. 21-54.0N 122-28.2E
  2. HYDROPAC 124/04 · Exercises2004-01-22 → 2004-01-22
    Hazardous operations 231400Z to 240530Z jan within 30 miles of: a. 21-55N 122-10E
  3. HYDROPAC 106/04 · Exercises2004-01-20 → 2004-01-21
    Hazardous operations 230001Z to 230900Z jan within 50 miles of 22-35N 132-30E
  4. HYDROPAC 101/04 · Other2004-01-20 → 2004-01-20
    Underwater ordnance detonations 230001Z to 230900Z jan within 90 miles of 22-21N 132-18E
  5. HYDROPAC 61/04 · Cable ops2004-01-13 → 2004-02-17
    Cable repair operations in progress until 16 feb by cableship asean restorer and cableship wave venture: a.…
  6. HYDROPAC 36/04 · Exercises2004-01-09 → 2004-01-18
    Hazardous operations 141200Z to 142100Z jan, alternate 1200Z to 2100Z daily 15 jan thru 28 feb within 33…
  7. HYDROPAC 2143/03 · Surveys2003-12-08 → 2004-01-18
    Underwater operations 13 dec thru 17 jan by M/V hakurei maru no
  8. HYDROPAC 2130/03 · Debris2003-12-06 → 2003-12-13
    Ten meter long cylindrical objects adrift at 060100Z dec in: a. 22-50.3N 133-43.5E
  9. HYDROPAC 2126/03 · Debris2003-12-06 → 2003-12-06
    Ten meter long cylindrical objects adrift at 060001Z dec in: a. 22-48.5N 133-46.4E b. 22-50.3N 133-43.5E
  10. HYDROPAC 2096/03 · Containers2003-12-02 → 2003-12-09
    Container adrift in 23-04.6N 122-23.5E at 020750Z dec
  11. HYDROPAC 2071/03 · Debris2003-11-29 → 2003-12-06
    Two 12 meter long objects adrift vicinity 23-48N 134-30E at 290600Z nov
  12. HYDROPAC 2065/03 · Surveys2003-11-28 → 2003-12-29
    Survey operations 03 thru 28 dec by M/V polar duke towing 6000 meter long cable in area bound by 25-37.5N…
  13. HYDROPAC 2038/03 · Exercises2003-11-25 → 2003-11-29
    Hazardous operations 290300Z to 290600Z nov, alternate 0300Z to 0600Z daily 30 nov thru 28 dec in areas…
  14. HYDROPAC 1977/03 · Derelicts2003-11-16 → 2003-11-23
    Derelict 19 ton F/V sintoku maru adrift in 19-31.5N 131-55.6E at 161523Z nov
  15. HYDROPAC 1641/03 · Exercises2003-09-24 → 2003-09-29
    Hazardous operations 270300Z to 270600Z sep, alternate 0300Z to 0600Z daily 28 thru 30 sep in areas bound…
  16. HYDROPAC 1625/03 · Other2003-09-22 → 2003-09-23
    Ordnance drop exercises: a. 221230Z to 221330Z sep within five miles of 16-06N 119-19E
  17. HYDROPAC 1604/03 · Exercises2003-09-18 → 2003-09-24
    Hazardous operations 220300Z to 220600Z sep, alternate 0300Z to 0600Z daily 23 thru 30 sep in areas bound…
  18. HYDROPAC 1558/03 · Surveys2003-09-11 → 2003-10-31
    Underwater operations 15 sep thru 30 oct by M/V hakurei maru no
  19. HYDROPAC 1526/03 · Derelicts2003-09-04 → 2003-09-09
    Derelict 145 meter M/V anugrah sakti adrift in 19-01.6N 122-26.8E at 040200Z sep
  20. HYDROPAC 1520/03 · Derelicts2003-09-03 → 2003-09-04
    Derelict 145 meter M/V anugrah sakti adrift in 22-18N 122-50E at 031119Z sep

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