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 2251/02 · Exercises2002-11-30 → 2002-12-05Hazardous operations 050230Z to 050530Z and 051230Z to 051430Z dec in area bound by 17-42.2N 083-18.6E,…
- HYDROPAC 2250/02 · Exercises2002-11-30 → 2002-12-06Hazardous operations 0130Z to 1630Z daily 05 and 06 dec within 70 miles of 15-50.5N 080-29.5E
- HYDROPAC 2232/02 · Exercises2002-11-28 → 2002-12-04Hazardous operations 0930Z to 1330Z daily 30 nov thru 04 dec in area bound by 17-39.0N 083-19.0E, 17-43.0N…
- HYDROPAC 2180/02 · Other2002-11-22 → 2002-12-05Underwater ordnance detonations in progress until 050001Z dec within five miles of: a. 19-50.4N 088-14.4E
- HYDROPAC 2137/02 · Exercises2002-11-18 → 2002-11-21Hazardous operations 210230Z to 210530Z and 211230Z to 211430Z nov in area bound by 17-42.2N 083-18.6E,…
- HYDROPAC 2100/02 · Other2002-11-13 → 2002-11-18Underwater ordnance detonations 161600Z to 172359Z nov within five miles of: a. 19-50.4N 088-14.4E
- HYDROPAC 2075/02 · Nav aids2002-11-08 → 2002-11-14Radiobeacon at nagappattinam light 10-46N 079-51E off air
- HYDROPAC 2061/02 · Exercises2002-11-05 → 2002-10-07Hazardous operations 070230Z to 070530Z and 071230Z to 071430Z nov in area bound by 17-42.2N 083-18.6E,…
- HYDROPAC 2051/02 · Cable ops2002-11-02 → 2002-12-06Seismic survey in progress until 05 dec by M/V c-explorer towing 6500 meter long cable in area bound by…
- HYDROPAC 2040/02 · Cable ops2002-11-01 → 2003-02-01Seismic survey in progress until 31 jan by M/V seacor explorer, M/V pacific titan, M/V oil osprey and M/V…
- HYDROPAC 1957/02 · Exercises2002-10-19 → 2002-10-24Hazardous operations 240530Z to 240730Z oct within 12 miles of 13-07.2N 080-18.1E
- HYDROPAC 1905/02 · Exercises2002-10-12 → 2002-10-17Hazardous operations 170230Z to 170530Z and 171230Z to 171430Z oct in area bound by 17-42.2N 083-18.6E,…
- HYDROPAC 1851/02 · Exercises2002-10-04 → 2002-10-10Hazardous operations 0030Z to 1230Z daily 09 and 10 oct in area bound by 19-14.6N 084-53.7E, 19-10.5N…
- HYDROPAC 1779/02 · Exercises2002-09-27 → 2002-10-03Hazardous operations 030230Z to 030530Z and 031230Z to 031430Z oct in area bound by 17-42.2N 083-18.6E,…
- HYDROPAC 1767/02 · Cable ops2002-09-26 → 2002-10-29Seismic survey in progress until 28 oct by M/V c-explorer towing 6500 meter long cable in area bound by…
- HYDROPAC 1748/02 · Exercises2002-09-24 → 2002-09-26Hazardous operations 260530Z to 260730Z sep within 12 miles of 13-07.2N 080-18.1E
- HYDROPAC 1710/02 · Exercises2002-09-19 → 2002-09-19Hazardous operations 191230Z to 191430Z sep in area bound by 17-42.2N 083-18.6E, 17-42.1N 083-29.9E,…
- HYDROPAC 1706/02 · Exercises2002-09-18 → 2002-09-21Hazardous operations 0900Z to 1130Z daily until 30 sep: a. within 55 miles of 13-44N 080-14E
- HYDROPAC 1648/02 · Exercises2002-09-10 → 2002-09-17Hazardous operations 0900Z to 1130Z daily 12 thru 17 sep: a. within 55 miles of 13-44N 080-14E
- HYDROPAC 1598/02 · Exercises2002-09-02 → 2002-09-05Hazardous operations 050230Z to 050530Z and 051230Z to 051430Z sep in area bound by 17-42.2N 083-18.6E,…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.