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 507/10 · Exercises2010-03-15 → 2010-03-26Hazardous operations
- HYDROPAC 506/10 · Exercises2010-03-15 → 2010-03-24Hazardous operations
- HYDROPAC 496/10 · Missiles2010-03-14 → 2010-03-15Hazardous operations 0330Z to 1130Z daily 14 thru 16 mar in area bound by 20-43.60N 087-02.56E, 20-30.95N…
- HYDROPAC 495/10 · Cable ops2010-03-14 → 2010-03-19Seismic survey in progress until 18 mar by geowave champion towing ten 8100 meter long cables in area bound…
- HYDROPAC 487/10 · Exercises2010-03-13 → 2010-03-17Hazardous operations
- HYDROPAC 442/10 · Missiles2010-03-07 → 2010-03-14Hazardous operations 0330Z to 1130Z daily 12 thru 14 mar in area bound by 20-43.60N 087-02.56E, 20-30.95N…
- HYDROPAC 437/10 · Exercises2010-03-05 → 2010-03-18Hazardous operations
- HYDROPAC 392/10 · Missiles2010-03-01 → 2010-03-26Hazardous operations 0130Z to 1630Z daily 04, 05, 11, 12, 18, 19, 25 and 26 mar within 60 miles of 15-50.5N…
- HYDROPAC 378/10 · Cable ops2010-02-27 → 2010-04-15Seismic survey by M/V pacific sword towing two 5100 meter long cables: a. in progress until 03 mar in area…
- HYDROPAC 361/10 · Missiles2010-02-25 → 2010-03-07Hazardous operations 0230Z to 0530Z daily 01 thru 07 mar within: a. 12 miles of 13-41.73N 080-14.08E
- HYDROPAC 348/10 · Exercises2010-02-23 → 2010-02-26Hazardous operations
- HYDROPAC 308/10 · Cable ops2010-02-16 → 2010-03-01Seismic survey in progress until 28 feb by M/V pacific sword towing two 5100 meter long cables in area bound…
- HYDROPAC 302/10 · Exercises2010-02-15 → 2010-02-27Hazardous operations
- HYDROPAC 261/10 · Exercises2010-02-10 → 2010-02-26Hazardous operations
- HYDROPAC 218/10 · Exercises2010-02-03 → 2010-02-14Hazardous operations
- HYDROPAC 217/10 · Exercises2010-02-03 → 2010-02-13Hazardous operations
- HYDROPAC 206/10 · Exercises2010-02-02 → 2010-02-26Hazardous operations
- HYDROPAC 204/10 · Nav aids2010-02-01 → 2010-02-20Nga chart 71050 (2ND ed)
- HYDROPAC 202/10 · Exercises2010-02-01 → 2010-02-10Hazardous operations
- HYDROPAC 168/10 · Cable ops2010-01-29 → 2010-02-06Seismic survey 31 jan thru 20 feb by M/V bos angler towing six 5500 meter long cables in area bound by…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.