Bay of Bengal
IHO sea area 43 · 79° to 95° E, 6° to 24° N
- in force
- 4
- last 12 months
- 45
- since 1999
- 3,610
- categories
- 12
In force now · 4
- HYDROPAC 2326/26 · Exercises2026-08-13Hazardous operations are being conducted daily in the Bay of Bengal, India, from 17 to 26 August, 01:30Z to 14:30Z, within a specified area.
- HYDROPAC 2187/26 · Exercises2026-07-31Hazardous operations occur daily from 0001Z to 1600Z August 1-31 except Fridays and Saturdays in four areas of the Bay of Bengal, Bangladesh.
- HYDROPAC 1931/26 · Nav aids2026-07-06The radar beacon at Dolphin Nose Light in Bay of Bengal at 17-40.50N 083-17.70E is inoperative.
- HYDROPAC 1237/26 · Nav aids2026-04-24A buoy is established in the Bay of Bengal off India at 14-05.21N 080-28.50E.
Longest in force
- HYDROPAC 1237/26 · Nav aids2026-04-24A buoy is established in the Bay of Bengal off India at 14-05.21N 080-28.50E.
- HYDROPAC 1931/26 · Nav aids2026-07-06The radar beacon at Dolphin Nose Light in Bay of Bengal at 17-40.50N 083-17.70E is inoperative.
- HYDROPAC 2187/26 · Exercises2026-07-31Hazardous operations occur daily from 0001Z to 1600Z August 1-31 except Fridays and Saturdays in four areas of the Bay of Bengal, Bangladesh.
- HYDROPAC 2326/26 · Exercises2026-08-13Hazardous operations are being conducted daily in the Bay of Bengal, India, from 17 to 26 August, 01:30Z to 14:30Z, within a specified area.
By year
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 | 2,263 | 63% |
| Surveys | 358 | 10% |
| Cable ops | 311 | 9% |
| Nav aids | 205 | 6% |
| Derelicts | 201 | 6% |
| Missiles | 127 | 4% |
| Other | 77 | 2% |
| Wrecks | 38 | 1% |
| Debris | 11 | 0% |
| Containers | 11 | 0% |
| Piracy | 7 | 0% |
| Towing | 1 | 0% |
Archive · 3,606 cancelled
- HYDROPAC 383/07 · Exercises2007-03-02 → 2007-03-08Hazardous operations 0530Z to 1030Z daily 07 and 08 mar in area bound by 17-41.83N 083-35.70E, 17-44.55N…
- HYDROPAC 381/07 · Exercises2007-03-02 → 2007-03-10Hazardous operations 2330Z to 1230Z commencing daily 06 thru 09 mar in area bound by 19-14.60N 084-53.70E,…
- HYDROPAC 363/07 · Cable ops2007-02-28 → 2007-03-16Seismic survey in progress until 15 mar by M/V nordic explorer in area bound by 20-15.00N 092-44.00E,…
- HYDROPAC 353/07 · Exercises2007-02-26 → 2007-03-02Hazardous operations 0330Z to 1030Z daily 01 and 02 mar in area bound by 16-17N 083-40E, 16-56N 084-29E,…
- HYDROPAC 332/07 · Exercises2007-02-23 → 2007-02-28Hazardous operations 280530Z to 280730Z feb within 11 miles of 13-07.28N 080-18.11E between 045 degrees and…
- HYDROPAC 325/07 · Other2007-02-22 → 2007-03-29Geophysical operations in progress until further notice by M/V logos searcher vicinity 16-42.9N 082-28.8E
- HYDROPAC 323/07 · Cable ops2007-02-22 → 2007-03-16Seismic survey in progress until 15 mar by M/V geco searcher towing eight 6000 meter long cables in area…
- HYDROPAC 291/07 · Exercises2007-02-15 → 2007-02-25Hazardous operations 2330Z to 1230Z commencing daily 19 thru 24 feb in area bound by 19-14.60N 084-53.70E,…
- HYDROPAC 283/07 · Exercises2007-02-14 → 2007-02-19Gunnery exercises 2330Z to 1230Z commencing daily 15 thru 18 feb in area bound by 19-14.60N 084-53.70E,…
- HYDROPAC 281/07 · Other2007-02-14 → 2007-04-04M/V jilfar reports crewman requiring medical assistance in 05-55N 085-45E at 140930Z feb
- HYDROPAC 272/07 · Exercises2007-02-12 → 2007-02-15Hazardous operations 150230Z to 150530Z and 151230Z to 151430Z feb in area bound by 17-42N 083-18E, 17-47N…
- HYDROPAC 247/07 · Other2007-02-08 → 2007-02-24Geophysical operations in progress until 23 feb by M/V geo survey along trackline between 19-14.22N…
- HYDROPAC 219/07 · Exercises2007-02-02 → 2007-02-05Hazardous operations 0430Z to 1030Z daily 04 and 05 feb in area bound by 21-22.40N 086-56.15E, 21-10.86N…
- HYDROPAC 217/07 · Exercises2007-02-02 → 2007-02-10Hazardous operations 2330Z to 1230Z commencing daily 04 thru 09 feb in area bound by 19-14.60N 084-53.70E,…
- HYDROPAC 162/07 · Exercises2007-01-25 → 2007-01-29Hazardous operations 290530Z to 290730Z jan within 11 miles of 13-07.28N 080-18.11E between 045 degrees and…
- HYDROPAC 111/07 · Cable ops2007-01-16 → 2007-02-22Seismic survey in progress until 28 feb by M/V geco searcher towing eight 6000 meter long cables in area…
- HYDROPAC 110/07 · Cable ops2007-01-16 → 2007-03-19Seismic survey in progress until 01 apr by M/V western monarch towing six 8000 meter long cables in area…
- HYDROPAC 109/07 · Exercises2007-01-16 → 2007-01-21Hazardous operations 2330Z to 1230Z commencing daily 18 thru 20 jan in area bound by 19-14.60N 084-53.70E,…
- HYDROPAC 108/07 · Exercises2007-01-16 → 2007-01-24Hazardous operations 0330Z to 1030Z daily 19, 20, 23 and 24 jan in area bound by 16-17N 083-40E, 16-56N…
- HYDROPAC 104/07 · Exercises2007-01-16 → 2007-01-18Hazardous operations 180230Z to 180530Z and 181230Z to 181430Z jan in area bound by 17-42N 083-18E, 17-47N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.