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
- HYDROPAC 2325/26 · Exercises2026-08-12Hazardous operations occur daily August 18-20, 0100Z to 1300Z, within three miles of two positions near Guam in the Philippine Sea.
- NAVAREA XI 355/26 · Nav aids2026-08-05The No. 3 light buoy at Futami Ko, Chichi Shima, Nanpo Shoto, is extinguished.
- HYDROPAC 1978/26 · Other2026-07-10Due to Tropical Storm Bavi, Rota Island port is closed, while Apra Harbor and Tinian ports have reopened.
- HYDROPAC 2242/25 · Volcanic2025-09-02Volcanic activity is reported at Io-To in vicinity of 24-45.00N 141-17.3E.
- HYDROPAC 3535/24 · Nav aids2024-11-14Cape Santiago light at 13-46.32N 120-39.18E is unlit in the South China Sea, Philippines.
- NAVAREA XI 597/24 · Nav aids2024-11-14Cape Santiago Light (F2614) in the North Pacific, Philippines, at 13-46.32N 120-39.18E, is extinguished.
- NAVAREA XI 492/24 · Volcanic2024-09-19As of September 19, a volcanic warning for Sumisu Shima at 31-26.3N 140-03.0E expects eruption influence around the volcano.
- NAVAREA XI 491/24 · Volcanic2024-09-19Discoloured water observed near Nanpo Shoto at 31-26.4N 140-03.0E on September 18, 2024 at 0545Z. Vessels advised caution.
- NAVAREA XI 206/23 · Volcanic2023-06-14On June 14, discoloured water was observed near 25-27.1N 141-14.5E in Nanpo Shoto; vessels advised caution.
- NAVAREA XI 207/23 · Volcanic2023-06-14Discoloured water and submarine volcanic eruption continue near 24-17.2N 141-28.8E, North Pacific, Nanpo Shoto, at 140350Z June. Caution advised.
- NAVAREA XI 326/21 · Volcanic2021-10-13Discoloured water observed extending south for 5 miles, 2 miles wide, from 27-16.7N 140-56.6E at 120643Z October.
- NAVAREA XI 325/21 · Volcanic2021-10-12Discoloured water observed within about 0.7 miles of 27-13.6N 140-55.3E in North Pacific, Nanpo Shoto, at 120643Z Oct.
- NAVAREA XI 231/21 · Volcanic2021-07-13Discoloured water is sighted near Nanpo Shoto at 24-48.8N 141-19.2E, July 13, 08:00 UTC. Vessels advised caution.
- NAVAREA XI 488/20 · Volcanic2020-12-18Volcanic 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
- NAVAREA XI 488/20 · Volcanic2020-12-18Volcanic warning for Nishino Shima at 27-14.6N 140-52.7E, eruption influence expected within 0.9 mile, canceling warnings 0037 and 0316/20.
- NAVAREA XI 231/21 · Volcanic2021-07-13Discoloured water is sighted near Nanpo Shoto at 24-48.8N 141-19.2E, July 13, 08:00 UTC. Vessels advised caution.
- NAVAREA XI 325/21 · Volcanic2021-10-12Discoloured water observed within about 0.7 miles of 27-13.6N 140-55.3E in North Pacific, Nanpo Shoto, at 120643Z Oct.
- NAVAREA XI 326/21 · Volcanic2021-10-13Discoloured water observed extending south for 5 miles, 2 miles wide, from 27-16.7N 140-56.6E at 120643Z October.
- NAVAREA XI 206/23 · Volcanic2023-06-14On 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
| Exercises | 917 | 54% |
| Cable ops | 152 | 9% |
| Other | 137 | 8% |
| Derelicts | 117 | 7% |
| Surveys | 111 | 7% |
| Volcanic | 96 | 6% |
| Missiles | 92 | 5% |
| Nav aids | 28 | 2% |
| Debris | 26 | 2% |
| Containers | 13 | 1% |
| Wrecks | 10 | 1% |
Archive · 1,685 cancelled
- HYDROPAC 219/22 · Cable ops2022-01-26 → 2022-01-28Cable operations 2000Z to 0800Z daily 26 jan thru 02 feb by c/s rene descartes in vicinity of trackline…
- HYDROPAC 202/22 · Exercises2022-01-24 → 2022-01-27Hazardous operations 242300Z to 250700Z and 262300Z to 270700Z jan in area within 12 miles of 16-01.06N…
- HYDROPAC 199/22 · Exercises2022-01-24 → 2022-01-24Hazardous operations 242300Z to 250730Z and 262300Z to 270730Z jan in area within 12 miles of 16-01.06N…
- HYDROPAC 174/22 · Derelicts2022-01-21 → 2022-01-24Derelict 15 meter F/V on fire and adrift in vicinity 20-07.1N 131-01.0E at 210600Z jan
- HYDROPAC 169/22 · Derelicts2022-01-21 → 2022-01-21F/V NO.28 katsu maru on fire and adrift in 20-23N 130-57E
- HYDROPAC 165/22 · Cable ops2022-01-20 → 2022-03-13Cable operations 25 jan until further notice by c/s rene descartes in vicinity of trackline joining 13-28.0N…
- HYDROPAC 109/22 · Cable ops2022-01-13 → 2022-01-21Cable operations by cableship rene descartes: a. 14 thru 21 jan along trackline joining 13-21.9N 144-38.4E,…
- HYDROPAC 33/22 · Cable ops2022-01-04 → 2022-04-28Cable operations 06 jan thru 27 apr by cableship kddi cable infinity in vicinity of trackline joining…
- HYDROPAC 3702/21 · Missiles2021-12-22 → 2021-12-23Hazardous operations, rocket launching 231012Z to 231112Z dec in areas bound by: a. 19-00-00N 120-00-00E,…
- HYDROPAC 3507/21 · Cable ops2021-12-05 → 2021-12-14Cable operations 06 thru 28 dec by cableship resolute in area bound by 26-16.2N 138-59.2E, 26-16.2N…
- HYDROPAC 3475/21 · Cable ops2021-12-02 → 2021-12-15Cable operations in progress until 150001Z dec by cableship lodbrog in vicinity of trackline joining…
- HYDROPAC 3199/21 · Exercises2021-11-08 → 2021-11-10Hazardous operations 0100Z to 1300Z daily 09 and 10 nov in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 3183/21 · Missiles2021-11-06 → 2021-11-09Hazardous operations, space debris 090055Z to 090127Z nov, alternate 0055Z to 0127Z daily 10 thru 30 nov in…
- HYDROPAC 3158/21 · Cable ops2021-11-04 → 2021-12-02Cable operations 050400Z until further notice by cableship lodbrog in area bound by 23-10.9N 122-29.4E,…
- HYDROPAC 3142/21 · Missiles2021-11-02 → 2021-11-06Hazardous operations, space debris 070055Z to 070127Z nov, alternate 0055Z to 0127Z daily 08 thru 30 nov in…
- HYDROPAC 3086/21 · Exercises2021-10-28 → 2021-10-29Hazardous operations 290001Z to 291355Z oct in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 3060/21 · Exercises2021-10-26 → 2021-10-30Hazardous operations 0001Z to 1355Z daily 27 thru 30 oct in area within 12 miles of 16-01.06N 146-03.35E
- HYDROPAC 3049/21 · Derelicts2021-10-25 → 2021-10-28Derelict 20 foot raft adrift in vicinity 09-09.6N 135-00.3E at 250250Z oct
- HYDROPAC 3047/21 · Exercises2021-10-25 → 2021-10-26Hazardous operations 252330Z to 260700Z oct in vicinity 13-16-48N 144-22-12E
- HYDROPAC 2952/21 · Exercises2021-10-16 → 2021-10-18Hazardous operations 172300Z to 180800Z oct 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.