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
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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 262/08 · Exercises2008-02-11 → 2008-02-22
    Gunnery exercises 0400Z to 0900Z daily 14, 15, 21 and 22 feb within 31 miles of 23-26.5N 122-21.5E
  2. HYDROPAC 118/08 · Volcanic2008-01-21 → 2008-02-19
    Nga chart 97000 (3RD ed)
  3. HYDROPAC 87/08 · Cable ops2008-01-16 → 2008-01-25
    Cable laying operations thru 24 jan by cableship ile de sein vicinity of trackline joining 17-23.5N…
  4. HYDROPAC 2293/07 · Exercises2007-12-31 → 2008-01-28
    Gunnery exercises 0001Z to 0900Z daily 05 thru 07, 12 thru 14, 19 thru 21 and 26 thru 28 jan 08 within 31…
  5. HYDROPAC 2290/07 · Cable ops2007-12-30 → 2008-01-06
    Cable repair operations in progress until 05 jan 08 by cableship ile de sein vicinity 23-07.7N 122-40.9E
  6. HYDROPAC 2192/07 · Volcanic2007-12-13 → 2008-01-21
    Nga chart 97521 (6TH ed)
  7. HYDROPAC 2160/07 · Cable ops2007-12-07 → 2007-12-25
    Cable repair operations 09 thru 27 dec by cableship kdd ocean link in area bound by 22-51.9N 122-20.7E,…
  8. HYDROPAC 2137/07 · Cable ops2007-12-02 → 2007-12-15
    Cable repair operations 03 thru 22 dec by M/V cable retriever vicinity 23-12N 122-42E
  9. HYDROPAC 2128/07 · Volcanic2007-12-01 → 2008-02-03
    Nga chart 97000 (3RD ed)
  10. HYDROPAC 2056/07 · Surveys2007-11-23 → 2007-12-01
    Survey operations 24 thru 30 nov by M/V tansei maru towing 1500 meter long cable vicinity of trackline…
  11. HYDROPAC 2008/07 · Exercises2007-11-16 → 2007-11-21
    Gunnery exercises 0400Z to 0900Z daily 20 and 21 nov within 31 miles of 23-26.5N 122-21.5E
  12. HYDROPAC 1931/07 · Exercises2007-11-05 → 2007-11-07
    Hazardous operations 060200Z to 060800Z and 070200Z to 070800Z nov within 80 miles of 24-28N 131-11E
  13. HYDROPAC 1901/07 · Exercises2007-11-01 → 2007-11-15
    Gunnery exercises 0001Z to 0900Z daily 01 thru 15 nov within 31 miles of 23-26.5N 122-21.5E
  14. HYDROPAC 1870/07 · Other2007-10-28 → 2007-12-21
    One red flare sighted in 10-51.3N 133-18.8E
  15. HYDROPAC 1771/07 · Volcanic2007-10-12 → 2007-12-13
    Discolored water with submarine volcanic activity reported vicinity 24-17.3N 141-28.7E at 110125Z oct
  16. HYDROPAC 1758/07 · Surveys2007-10-10 → 2007-11-20
    Survey operations 14 oct thru 19 nov by M/V shoyo towing 3000 meter long cable in area bound by 16-50N…
  17. HYDROPAC 1732/07 · Exercises2007-10-07 → 2007-10-31
    Gunnery exercises 112300Z to 120200Z oct and 2300Z to 0900Z commencing daily 14 thru 18, 21 thru 25 and 28…
  18. HYDROPAC 1677/07 · Exercises2007-09-28 → 2007-10-05
    Gunnery exercises 0001Z to 0900Z daily 01 thru 05 oct within 31 miles of 23-26.5N 122-21.5E
  19. HYDROPAC 1585/07 · Surveys2007-09-14 → 2007-09-30
    Oceanographic operations 19 thru 29 sep by M/V hakuho maru towing 7000 meter long cable a. in area bound by…
  20. HYDROPAC 1556/07 · Exercises2007-09-10 → 2007-09-22
    Gunnery exercises 2300Z to 0930Z commencing daily 09 thru 21 sep within 31 miles of 23-26.5N 122-21.5E

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