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 748/08 · Nav aids2008-04-20 → 2009-01-10
    Nga chart 510 (3RD ed)
  2. HYDROPAC 730/08 · Exercises2008-04-17 → 2008-04-20
    Gunnery operations 200600Z to 200900Z apr within 31 miles of 23-26.5N 122-21.5E
  3. HYDROPAC 700/08 · Cable ops2008-04-13 → 2008-05-09
    Seismic survey 16 apr thru 08 may by M/V shoyo towing one 3300 meter long cable in area bound by 14-00N…
  4. HYDROPAC 668/08 · Nav aids2008-04-09 → 2008-04-23
    Nga chart 91010 (6TH ed)
  5. HYDROPAC 660/08 · Other2008-04-07 → 2008-04-14
    15 foot yellow buoy reported adrift vicinity 20-46N 126-37E on 07 apr
  6. HYDROPAC 648/08 · Cable ops2008-04-06 → 2008-04-10
    Cable repair operations in progress until 12 apr by cableship retriever along trackline between 22-33N…
  7. HYDROPAC 639/08 · Cable ops2008-04-05 → 2008-04-06
    Cable repair operations 06 thru 22 apr by cableship retriever within 31 miles of 22-32.3N 122-47.4E
  8. HYDROPAC 636/08 · Other2008-04-05 → 2008-04-07
    15 foot yellow buoy reported adrift vicinity 21-46N 126-37E on 04 apr
  9. HYDROPAC 605/08 · Exercises2008-04-01 → 2008-04-01
    Gunnery exercises 010400Z to 010700Z apr in area bound by 23-43N 122-05E, 23-43N 122-38E, 23-20N 122-38E,…
  10. HYDROPAC 570/08 · Exercises2008-03-27 → 2008-04-30
    Gunnery exercises 2300Z to 0400Z and 0500Z to 1000Z commencing daily 31 mar thru 02 apr, 06 thru 10, 13 thru…
  11. HYDROPAC 561/08 · Exercises2008-03-27 → 2008-03-28
    Gunnery exercises 272200Z to 280120Z, 280220Z to 280640Z and 280740Z to 281000Z mar within 31 miles of…
  12. HYDROPAC 539/08 · Exercises2008-03-24 → 2008-03-27
    Hazardous operations 270100Z to 271000Z mar in areas bound by: a. 25-26.0N 131-42.0E, 25-13.0N 132-31.0E,…
  13. HYDROPAC 523/08 · Cable ops2008-03-22 → 2008-04-01
    Cable repair operations 27 mar thru 04 apr, alternate 05 thru 12 apr by M/V cable retriever vicinity of…
  14. HYDROPAC 522/08 · Cable ops2008-03-22 → 2008-04-05
    Cable repair operations in progress until 04 apr by cableship cable innovator in area bound by 24-09.5N…
  15. HYDROPAC 509/08 · Cable ops2008-03-19 → 2008-03-22
    Cable repair operations in progress until 25 mar by cableship innovator in area bound by 22-55.0N 122-05.0E,…
  16. HYDROPAC 496/08 · Exercises2008-03-17 → 2008-03-24
    Hazardous operations 220100Z to 221000Z and 240100Z to 241000Z mar in areas bound by: a. 25-26.0N 131-42.0E,…
  17. HYDROPAC 454/08 · Other2008-03-09 → 2008-03-09
    Diver missing vicinity 15-09.25N 145-40.35E
  18. HYDROPAC 408/08 · Exercises2008-03-02 → 2008-03-21
    Gunnery exercises 0400Z to 0900Z daily 07, 13, 14, 20 and 21 mar within 31 miles of 23-26.5N 122-21.5E
  19. HYDROPAC 329/08 · Cable ops2008-02-22 → 2008-03-03
    Cable repair operations 25 feb thru 02 mar by M/V kdd ocean link in area bound by 21-31.0N 121-52.1E,…
  20. HYDROPAC 311/08 · Volcanic2008-02-19 → 2008-07-05
    Nga chart 97000 (3RD 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.