Bay of Bengal
IHO sea area 43 · 79° to 95° E, 6° to 24° N
- in force
- 4
- last 12 months
- 44
- since 1999
- 3,609
- 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 | 2,262 | 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 · 3,605 cancelled
- HYDROPAC 621/11 · Missiles2011-02-25 → 2011-02-28Hazardous operations 0330Z to 1030Z daily 02 and 03 mar in area bound by 20-43.60N 087-02.55E, 20-30.95N…
- HYDROPAC 594/11 · Exercises2011-02-24 → 2011-03-02Hazardous operations
- HYDROPAC 578/11 · Cable ops2011-02-23 → 2011-03-11Seismic survey in progress until 10 mar by M/V geo hindsagar towing 8100 meter long cable in area bound by…
- HYDROPAC 577/11 · Cable ops2011-02-23 → 2011-03-24Seismic survey 24 feb thru 01 apr by M/V geowave commander towing eight 6100 meter long cables in area bound…
- HYDROPAC 556/11 · Exercises2011-02-20 → 2011-02-25Hazardous operations
- HYDROPAC 511/11 · Surveys2011-02-15 → 2011-02-25Hydrographic survey 20 thru 24 feb in area bound by 17-00.5N 083-13.5E, 17-08.0N 083-27.0E, 17-17.0N…
- HYDROPAC 510/11 · Cable ops2011-02-15 → 2011-04-01Seismic survey by M/V viking vision towing ten 8100 meter long cables: a. 16 and 17 feb in area bound by…
- HYDROPAC 413/11 · Missiles2011-02-04 → 2011-02-07Hazardous operations 0430Z to 0930Z daily 09 thru 11 feb in area bound by 17-39.26N 083-38.35E, 17-38.68N…
- HYDROPAC 394/11 · Missiles2011-02-02 → 2011-02-04Hazardous operations 0430Z to 0930Z daily 07 thru 09 feb in area bound by 17-39.26N 083-38.35E, 17-38.68N…
- HYDROPAC 393/11 · Nav aids2011-02-02 → 2011-02-07Nga chart 63268 (2ND ed)
- HYDROPAC 369/11 · Missiles2011-01-31 → 2011-02-07Hazardous operations 0430Z to 0930Z daily 05 thru 07 feb in area bound by 17-39.26N 083-38.35E, 17-38.68N…
- HYDROPAC 329/11 · Missiles2011-01-27 → 2011-02-04Hazardous operations 0430Z to 0930Z daily 02 thru 04 feb in area bound by 17-39.26N 083-38.35E, 17-38.68N…
- HYDROPAC 327/11 · Exercises2011-01-27 → 2011-02-17Hazardous operations
- HYDROPAC 326/11 · Cable ops2011-01-27 → 2011-02-16Seismic survey in progress until 15 feb by M/V viking vision towing ten 8100 meter long cables in area bound…
- HYDROPAC 316/11 · Exercises2011-01-26 → 2011-02-13Hazardous operations
- HYDROPAC 293/11 · Missiles2011-01-25 → 2011-02-01Hazardous operations 0430Z to 0930Z daily 30 jan thru 01 feb in area bound by 17-39.26N 083-38.35E,…
- HYDROPAC 269/11 · Exercises2011-01-23 → 2011-01-28Hazardous operations
- HYDROPAC 268/11 · Exercises2011-01-23 → 2011-01-28Hazardous operations
- HYDROPAC 157/11 · Exercises2011-01-14 → 2011-01-19Hazardous operations
- HYDROPAC 133/11 · Exercises2011-01-12 → 2011-01-18Hazardous operations
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.