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 55/07 · Exercises2007-01-09 → 2007-01-25Hazardous operations 0230Z to 0520Z daily 10 thru 25 jan in area bound by 13-50N 081-15E, 13-40N 081-50E,…
- HYDROPAC 9/07 · Other2007-01-02 → 2007-08-13Geophysical operations in progress until further notice by M/V setouchi surveyor with autonomous underwater…
- HYDROPAC 6/07 · Exercises2007-01-02 → 2007-01-17Hazardous operations 2330Z to 1230Z commencing daily 02 thru 16 jan in area bound by 19-14.60N 084-53.70E,…
- HYDROPAC 2564/06 · Exercises2006-12-30 → 2007-01-06Hazardous operations 2330Z to 1230Z commencing daily 02 thru 05 jan within 42 miles of area bound by…
- HYDROPAC 2544/06 · Exercises2006-12-27 → 2007-02-06Hazardous operations in progress 0330Z to 0500Z daily until 06 feb 07 in areas: a. within 200 miles of…
- HYDROPAC 2510/06 · Exercises2006-12-22 → 2006-12-28Hazardous operations 280530Z to 280730Z dec within 11 miles of 13-07.28N 080-18.11E
- HYDROPAC 2506/06 · Exercises2006-12-22 → 2006-12-27Hazardous operations 2330Z to 1230Z commencing daily 23 thru 26 dec in area bound by 19-14.60N 084-53-70E,…
- HYDROPAC 2474/06 · Exercises2006-12-18 → 2006-12-21Hazardous operations 210230Z to 210530Z and 211230Z to 211430Z dec in area bound by 17-42.0N 083-18.0E,…
- HYDROPAC 2449/06 · Exercises2006-12-14 → 2006-12-20Hazardous operations 2330Z to 1230Z commencing daily 16 thru 19 dec in area bound by 19-14.60N 084-53.70E,…
- HYDROPAC 2415/06 · Nav aids2006-12-11 → 2008-02-10Tb 08 tsunami buoy, fl (4) 20 sec, established in 12-31.28N 085-30.35E
- HYDROPAC 2401/06 · Nav aids2006-12-08 → 2008-02-10Bhimunipatnam port light 17-53.7N 083-27.1E unlit
- HYDROPAC 2396/06 · Exercises2006-12-08 → 2006-12-13Hazardous operations 131230Z to 131430Z dec in area bound by 17-42N 083-18E, 17-47N 083-32E, 17-34N 083-30E,…
- HYDROPAC 2330/06 · Cable ops2006-11-30 → 2007-02-14Seismic survey in progress until 13 feb 07 by M/V cgg harmattan towing six 6000 meter long cables in area…
- HYDROPAC 2329/06 · Cable ops2006-11-30 → 2006-12-14Seismic survey in progress until 13 dec by M/V sasha towing 3000 meter long cable in area bound by 16-05N…
- HYDROPAC 2313/06 · Exercises2006-11-28 → 2006-12-04Hazardous operations 0730Z to 1330Z 30 nov, 02 and 04 dec in area bound by 17-42.00N 083-18.40E, 17-46.25N…
- HYDROPAC 2305/06 · Exercises2006-11-27 → 2006-11-29Hazardous operations 290330Z to 291030Z nov in area bound by 16-17N 083-40E, 16-56N 084-29E, 17-42N 083-50E,…
- HYDROPAC 2304/06 · Exercises2006-11-27 → 2006-11-29Hazardous operations 290530Z to 290730Z nov within 11 miles of 13-07.28N 080-18.11E between 045 degrees and…
- HYDROPAC 2303/06 · Cable ops2006-11-27 → 2007-10-21Seismic survey in progress until further notice by M/V c-orion towing eight 6000 meter long cables in area…
- HYDROPAC 2275/06 · Exercises2006-11-23 → 2006-11-26Hazardous operations 0430Z to 1030Z daily 24 thru 26 nov in areas: a. within 60 miles of 21-22N 086-56E…
- HYDROPAC 2266/06 · Cable ops2006-11-21 → 2007-03-22Seismic survey in progress until further notice by M/V geo challenger towing ten 6000 meter long cables in…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.