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 1376/99 · Derelicts1999-12-09 → 1999-12-11
    Derelict 3992 ton M/V northern hope adrift vicinity 22-28N 134-38E at 092100Z dec
  2. HYDROPAC 1366/99 · Surveys1999-12-08 → 1999-12-22
    Survey operations 13 thru 21 dec by M/V hakurei maru 2 towing 3000 meter long cable in area bound by 34-10N…
  3. HYDROPAC 1351/99 · Other1999-12-04 → 1999-12-09
    Underwater ordnance detonations 090001Z to 090500Z dec vicinity 13-27.7N 144-38.5E
  4. HYDROPAC 1263/99 · Surveys1999-11-19 → 1999-12-01
    Underwater operations sunrise to sunset daily 20 thru 30 nov by M/V kaiko and M/V kairei in area bound by…
  5. HYDROPAC 1059/99 · Derelicts1999-10-09 → 1999-10-11
    Derelict 40 foot F/V adrift vicinity 11-44.7N 132-17.0E at 090420Z oct
  6. HYDROPAC 951/99 · Derelicts1999-09-15 → 1999-09-18
    Derelict 2818 ton M/V eastern hope adrift vicinity 22-24.4N 134-40.9E at 150430Z sep
  7. HYDROPAC 944/99 · Derelicts1999-09-14 → 1999-09-15
    Derelict 2818 ton M/V eastern hope adrift vicinity 22-02.1N 134-24.3E at 132218Z sep
  8. HYDROPAC 928/99 · Containers1999-09-12 → 1999-09-19
    Two containers adrift in 14-18.1N 127-24.9E at 112020Z sep
  9. HYDROPAC 801/99 · Exercises1999-08-16 → 1999-08-23
    Hazardous operations 20 thru 22 aug in area bound by 25-51N 131-41E, 25-28N 132-46E, 23-48N 133-25E, 23-40N…
  10. HYDROPAC 777/99 · Surveys1999-08-11 → 1999-10-11
    Survey operations 16 aug thru 10 oct by M/V hakurei maru towing 3200 meter long cable between: a. 26-57N…
  11. HYDROPAC 574/99 · Exercises1999-06-30 → 1999-07-07
    Gunnery exercises and underwater ordnance detonations 2000Z to 1200Z commencing daily 30 jun thru 05 jul,…
  12. HYDROPAC 564/99 · Other1999-06-25 → 1964-06-29
    Underwater ordnance detonations 260001Z to 282359Z jun within: a. 75 miles of 29-20N 134-20E
  13. HYDROPAC 553/99 · Containers1999-06-22 → 1999-07-16
    18 meter container adrift vicinity 13-30.3N 131-27.5E at 221000Z jun
  14. HYDROPAC 441/99 · Derelicts1999-05-20 → 1999-06-04
    50 meter partially submerged vessel adrift in 22-06N 140-54E at 200550Z may
  15. HYDROPAC 383/99 · Exercises1999-05-07 → 1999-05-28
    Gunnery exercises 0200Z to 0400Z and 0700Z to 0900Z daily 11, 18, and 26 may, 0830Z to 1030Z daily 12, 14,…
  16. HYDROPAC 381/99 · Cable ops1999-05-06 → 1999-05-10
    Cable laying operations in progress until 09 may by cableship nexus along trackline joining 24-20N 123-07E,…
  17. HYDROPAC 265/99 · Cable ops1999-04-06 → 1999-04-17
    Cable laying operations 11 thru 16 apr by cableship nexus along trackline joining 24-20N 123-07E, 23-52N…
  18. HYDROPAC 246/99 · Cable ops1999-03-30 → 1999-04-28
    Cable laying operations in progress until further notice by cableship agile in vicinity of a trackline…
  19. HYDROPAC 192/99 · Cable ops1999-03-14 → 1999-03-27
    Submarine cable laying in progress until 26 mar by cableship long lines along trackline joining 27-06N…
  20. HYDROPAC 183/99 · Exercises1999-03-09 → 1999-03-10
    Hazardous operations 100300Z to 100800Z mar in areas bound by: a. 24-00N 133-00E, 24-00N 132-21E, 23-40N…

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