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 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 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 692/18 · Exercises2018-02-20 → 2018-02-24
    Hazardous operations 2200Z to 0900Z commencing daily 20 thru 23 feb in area within 12 miles of 16-01.06N…
  2. HYDROPAC 668/18 · Exercises2018-02-19 → 2018-02-20
    Hazardous operations 192200Z to 200900Z feb in area within 12 miles of 16-01.06N 146-03.35E
  3. HYDROPAC 623/18 · Exercises2018-02-15 → 2018-02-16
    Hazardous operations 152330Z to 160630Z feb in area within 12 miles of 16-01.06N 146-03.35E
  4. HYDROPAC 520/18 · Cable ops2018-02-07 → 2018-03-06
    Taiwan DNC 23
  5. HYDROPAC 434/18 · Exercises2018-01-31 → 2018-02-01
    Hazardous operations 312330Z jan to 010400Z feb in area within 12 miles of 16-01.06N 146-03.35E
  6. HYDROPAC 401/18 · Missiles2018-01-29 → 2018-02-03
    Hazardous operations rocket launching: a. 030507Z to 030528Z feb in area within 49 miles of 30-37-38N…
  7. HYDROPAC 350/18 · Exercises2018-01-26 → 2018-01-27
    Hazardous operations 270001Z to 271359Z jan in area within 12 miles of 16-01.06N 146-03.35E
  8. HYDROPAC 335/18 · Exercises2018-01-25 → 2018-01-26
    Hazardous operations 260001Z to 261359Z jan in area within 12 miles of 16-01.06N 146-03.35E
  9. HYDROPAC 242/18 · Exercises2018-01-18 → 2018-01-19
    Hazardous operations 190100Z to 190500Z jan in area within 12 miles of 16-01.06N 146-03.35E
  10. HYDROPAC 224/18 · Exercises2018-01-17 → 2018-01-18
    Hazardous operations 180230Z to 181100Z jan in area within 12 miles of 16-01.06N 146-03.35E
  11. HYDROPAC 216/18 · Wrecks2018-01-16 → 2018-06-25
    18 meter shoal reported in 27-14.1N 140-46.0E
  12. HYDROPAC 213/18 · Missiles2018-01-16 → 2018-01-17
    Hazardous operations, rocket launching: a. 172113Z to 172154Z jan in area bound by 26-57-37N 133-16-51E,…
  13. HYDROPAC 194/18 · Exercises2018-01-15 → 2018-01-16
    Hazardous operations 160001Z to 161100Z jan in area within 12 miles of 16-01.06N 146-03.35E
  14. HYDROPAC 158/18 · Missiles2018-01-12 → 2018-01-16
    Hazardous operations, rocket launching: a. 162107Z to 162159Z jan in area bound by 26-57-37N 133-16-51E,…
  15. HYDROPAC 133/18 · Exercises2018-01-11 → 2018-01-12
    Hazardous operations 120100Z to 120500Z jan in area within 12 miles of 16-01.06N 146-03.35E
  16. HYDROPAC 119/18 · Exercises2018-01-10 → 2018-01-11
    Hazardous operations 110030Z to 110530Z jan in area within 12 miles of 16-01.06N 146-03.35E
  17. HYDROPAC 38/18 · Exercises2018-01-04 → 2018-01-05
    Hazardous operations 042130Z to 050700Z jan in area within 12 miles of 16-01.06N 146-03.35E
  18. HYDROPAC 36/18 · Derelicts2018-01-04 → 2018-01-07
    Derelict F/V partially submerged and adrift in 20-57.3N 134-05.8E at 040542Z jan
  19. HYDROPAC 23/18 · Exercises2018-01-03 → 2018-01-04
    Hazardous operations 032230Z to 040800Z jan in area within 12 miles of 16-01.06N 146-03.35E
  20. HYDROPAC 19/18 · Exercises2018-01-02 → 2018-01-03
    Hazardous operations 022230Z to 031230Z jan in area within 12 miles of 16-01.06N 146-03.35E

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