Philippine Sea

IHO sea area 56 · 120° to 146° E, 3° to 35° N

in force
14
last 12 months
4
since 1996
1,699
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 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.
  8. 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.
  9. 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.
  10. 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.
  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 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.

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

Exercises91754%
Cable ops1529%
Other1378%
Derelicts1177%
Surveys1117%
Volcanic966%
Missiles925%
Nav aids282%
Debris262%
Containers131%
Wrecks101%

Archive · 1,685 cancelled

  1. HYDROPAC 1469/23 · Surveys2023-05-03 → 2023-05-18
    Underwater operations 2200Z to 0800Z daily 12 thru 18 may in 13-29.50N 144-40.67E
  2. HYDROPAC 1375/23 · Exercises2023-04-26 → 2023-05-07
    Hazardous operations 301400Z apr to 071359Z may in area bound by 13-45.00N 144-36.00E, 13-45.00N 144-19.98E,…
  3. HYDROPAC 1153/23 · Surveys2023-04-06 → 2023-04-15
    Survey operations 07 thru 14 apr by M/V yokosuka with submersible shinkai 6500 in areas bound by: a.…
  4. HYDROPAC 1139/23 · Surveys2023-04-05 → 2023-04-13
    Underwater operations 2300Z to 0600Z daily 10 thru 12 apr in 13-16.20N 144-22.80E
  5. HYDROPAC 1138/23 · Surveys2023-04-05 → 2023-04-14
    Survey operations 2100Z to 0800Z daily 09, 11 and 13 apr in 13-16.20N 144-22.80E
  6. HYDROPAC 1075/23 · Surveys2023-03-30 → 2023-04-06
    Underwater operations 2200Z to 0600Z daily 03 thru 05 apr in 13-16.20N 144-22.80E
  7. HYDROPAC 910/23 · Exercises2023-03-19 → 2023-03-20
    Hazardous operations 192200Z to 201000Z mar in area bound by 13-25.50N 144-36.40E, 13-26.10N 144-37.80E,…
  8. HYDROPAC 717/23 · Missiles2023-03-03 → 2023-03-10
    Hazardous operations, rocket launching: a. 060142Z to 060153Z mar, alternate 0142Z to 0153Z daily 07 thru 10…
  9. HYDROPAC 656/23 · Exercises2023-02-27 → 2023-03-01
    Hazardous operations 280400Z feb to 010200Z mar in area within three miles of 13-27.03N 144-39.01E
  10. HYDROPAC 537/23 · Cable ops2023-02-16 → 2023-03-10
    Cable operations 21 feb thru 10 mar by cableship resolute in area bound by 27-50.40N 139-54.50E, 28-11.20N…
  11. HYDROPAC 464/23 · Missiles2023-02-10 → 2023-02-19
    Hazardous operations, rocket launching 15 feb, alternate 16 feb thru 10 mar: a. 0142Z to 0153Z in area bound…
  12. HYDROPAC 463/23 · Cable ops2023-02-10 → 2023-02-22
    Cable operations 15 feb until further notice by cableship rene descartes in vicinity of trackline joining…
  13. HYDROPAC 414/23 · Exercises2023-02-07 → 2023-02-09
    Hazardous operations 0100Z to 0500Z daily 08 and 09 feb in area within three miles of 13-27.05N 144-39.01E
  14. HYDROPAC 410/23 · Exercises2023-02-06 → 2023-02-07
    Hazardous operations 062300Z to 070800Z feb in area within four miles of 13-28.80N 144-39.60E
  15. HYDROPAC 300/23 · Exercises2023-01-27 → 2023-01-29
    Hazardous operations 270015Z to 270545Z, 280001Z to 280715Z and 290100Z to 290500Z jan in area within 12…
  16. HYDROPAC 270/23 · Missiles2023-01-25 → 2023-01-26
    Hazardous operations, rocket launching: a. 260105Z to 260309Z jan, alternate 0105Z to 0309Z daily 27 jan…
  17. HYDROPAC 241/23 · Cable ops2023-01-21 → 2023-02-03
    Cable operations in progress until further notice by M/V aniek in vicinity of trackline joining 15-09.00N…
  18. HYDROPAC 237/23 · Missiles2023-01-20 → 2023-01-25
    Hazardous operations, rocket launching: a. 250105Z to 250309Z jan, alternate 0105Z to 0309Z daily 26 jan…
  19. HYDROPAC 96/23 · Cable ops2023-01-09 → 2023-01-21
    Cable operations in progress until further notice by M/V aniek in vicinity of trackline joining 15-19.00N…
  20. HYDROPAC 83/23 · Exercises2023-01-07 → 2023-01-11
    Gunnery exercises 0100Z to 0230Z daily 12 and 13 jan in area bound by 24-24.00N 122-20.00E, 24-24.00N…

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