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 662/06 · Exercises2006-04-13 → 2006-04-18Hazardous operations 0030Z to 1230Z daily 17 thru 18 apr in area bound by 19-14.60N 084-53.70E, 19-37.05N…
- HYDROPAC 641/06 · Cable ops2006-04-11 → 2006-04-16Seismic survey in progress until 15 apr by M/V professor kurentsov towing 6000 meter long cable in area…
- HYDROPAC 599/06 · Cable ops2006-04-06 → 2006-05-09Seismic survey in progress until further notice by M/V veritas searcher towing 8000 meter long cable in area…
- HYDROPAC 584/06 · Nav aids2006-04-04 → 2006-05-24Nagappattinam dgps station 10-45.9N 079-51.1E off air
- HYDROPAC 583/06 · Exercises2006-04-04 → 2006-04-06Hazardous operations 060230Z to 060530Z and 061230Z to 061430Z apr in area bound by 17-41N 083-20E, 17-18N…
- HYDROPAC 575/06 · Cable ops2006-04-03 → 2006-06-22Seismic survey in progress until further notice by M/V c-orion towing eight 6000 meter long cables in area…
- HYDROPAC 558/06 · Exercises2006-03-31 → 2006-04-08Gunnery exercises 0030Z to 1230Z daily 03 thru 08 apr in area bound by 19-14.60N 084-53.70E, 19-37.05N…
- HYDROPAC 555/06 · Exercises2006-03-31 → 2006-04-01Hazardous operations 010430Z to 010930Z apr in area bound by 17-00N 084-55E, 16-10N 083-50E, 17-05N 083-00E,…
- HYDROPAC 536/06 · Cable ops2006-03-28 → 2006-08-30Seismic survey in progress until further notice by M/V harmattan towing six 6000 meter long cables in area…
- HYDROPAC 476/06 · Exercises2006-03-21 → 2006-03-23Hazardous operations 230530Z to 230730Z mar within 11 miles of 13-07.17N 080-18.70E
- HYDROPAC 458/06 · Exercises2006-03-18 → 2006-03-25Gunnery exercises 0030Z to 1230Z daily 21 thru 25 mar in area bound by 19-14.60N 084-53.70E, 19-37.05N…
- HYDROPAC 444/06 · Nav aids2006-03-16 → 2008-02-10Odas buoy established in 13-10.56N 080-23.00E
- HYDROPAC 433/06 · Cable ops2006-03-14 → 2006-04-11Seismic survey in progress until 10 apr by M/V professor kurentsov towing 6000 meter long cable in area…
- HYDROPAC 420/06 · Nav aids2006-03-13 → 2008-02-10Radiobeacon (sx) established at gopalpur light 19-15.3N 084-55.5E
- HYDROPAC 418/06 · Exercises2006-03-13 → 2006-03-16Hazardous operations 160230Z to 160530Z and 161230Z to 161430Z mar in area bound by 17-41N 083-20E, 17-18N…
- HYDROPAC 374/06 · Exercises2006-03-07 → 2006-03-09Hazardous operations 090930Z to 091800Z mar in area bound by 16-23N 083-48E, 16-00N 084-38E, 14-00N 084-05E,…
- HYDROPAC 373/06 · Exercises2006-03-07 → 2006-03-09Hazardous operations 090330Z to 090830Z mar in area bound by 16-49N 085-05E, 16-02N 084-01E, 16-55N 083-10E,…
- HYDROPAC 372/06 · Exercises2006-03-07 → 2006-03-07Hazardous operations 070630Z to 070730Z mar in area bound by 17-00N 084-55E, 16-10N 083-50E, 17-05N 083-00E,…
- HYDROPAC 356/06 · Cable ops2006-03-03 → 2006-03-14Seismic survey in progress until 16 apr by M/V professor kurenstov towing 6000 meter long cable in area…
- HYDROPAC 353/06 · Exercises2006-03-03 → 2006-03-11Gunnery exercises 0030Z to 1230Z daily 06 thru 11 mar in area bound by 19-14.60N 084-53.70E, 19-37.05N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.