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 1173/11 · Missiles2011-04-15 → 2011-04-20Hazardous operations 0315Z to 0645Z daily 20 apr thru 09 may: a. within ten miles of 13-43.9N 080-14.2E
- HYDROPAC 1145/11 · Exercises2011-04-13 → 2011-04-20Hazardous operations
- HYDROPAC 1136/11 · Exercises2011-04-12 → 2011-04-28Hazardous operations
- HYDROPAC 1134/11 · Cable ops2011-04-12 → 2011-05-14Seismic survey 13 apr thru 13 may by M/V viking vision towing ten 8100 meter long cables in area bound by…
- HYDROPAC 1031/11 · Nav aids2011-04-01 → 2011-04-05Nga chart 63280 (3RD ed)
- HYDROPAC 1028/11 · Cable ops2011-04-01 → 2011-05-08Seismic survey 02 apr thru 07 may by M/V geo hindsagar towing 8100 meter long cable in area bound by 14-20N…
- HYDROPAC 1027/11 · Cable ops2011-04-01 → 2011-04-12Seismic survey in progress until 22 apr by M/V viking vision towing ten 8100 meter long cables in area bound…
- HYDROPAC 1026/11 · Exercises2011-04-01 → 2011-04-14Hazardous operations
- HYDROPAC 941/11 · Cable ops2011-03-24 → 2011-05-01Seismic survey in progress until 30 apr by M/V geowave commander towing eight 6100 meter long cables in area…
- HYDROPAC 933/11 · Exercises2011-03-24 → 2011-03-25Hazardous operations
- HYDROPAC 930/11 · Cable ops2011-03-23 → 2011-04-01Seismic survey in progress until 31 mar by M/V geo hindsagar towing 8100 meter long cable in area bound by…
- HYDROPAC 766/11 · Exercises2011-03-11 → 2011-03-16Hazardous operations
- HYDROPAC 763/11 · Exercises2011-03-11 → 2011-03-14Hazardous operations
- HYDROPAC 752/11 · Cable ops2011-03-10 → 2011-03-23Seismic survey 11 thru 25 mar by M/V geo hindsagar towing 8100 meter long cable in area bound by 16-21.0N…
- HYDROPAC 730/11 · Exercises2011-03-08 → 2011-03-12Hazardous operations
- HYDROPAC 722/11 · Missiles2011-03-07 → 2011-03-12Hazardous operations 0330Z to 0930Z daily 11 and 12 mar in area bound by 21-23.10N 086-55.26E, 21-24.28N…
- HYDROPAC 683/11 · Missiles2011-03-04 → 2011-03-09Hazardous operations 0430Z to 1030Z daily 09 and 10 mar in area bound by 17-39.26N 083-38.36E, 17-38.68N…
- HYDROPAC 669/11 · Exercises2011-03-02 → 2011-03-14Hazardous operations
- HYDROPAC 658/11 · Missiles2011-03-02 → 2011-03-07Hazardous operations 0330Z to 1030Z daily 06 and 07 mar in area bound by 20-43.60N 087-02.55E, 20-30.95N…
- HYDROPAC 627/11 · Exercises2011-02-25 → 2011-03-24Hazardous 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.