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 111/06 · Cable ops2006-01-22 → 2006-04-16Seismic survey in progress until 15 apr by M/V ramform explorer towing eight 6000 meter cables in area bound…
- HYDROPAC 87/06 · Exercises2006-01-17 → 2006-01-19Hazardous operations 190530Z to 190730Z jan within 11 miles of 13-07.17N 080-18.70E between 045 degrees and…
- HYDROPAC 86/06 · Exercises2006-01-17 → 2006-01-19Hazardous operations 190230Z to 190530Z and 191230Z to 191430Z jan in area bound by 17-42.2N 083-18.6E,…
- HYDROPAC 72/06 · Exercises2006-01-13 → 2006-01-19Hazardous operations 0430Z to 0730Z 17 and 19 jan in area bound by 17-40.0N 083-55.0E, 18-20.0N 084-35.0E,…
- HYDROPAC 61/06 · Cable ops2006-01-11 → 2006-06-22Seismic survey in progress until further notice by cgg fohn towing six 5500 meter long cables in area bound…
- HYDROPAC 9/06 · Other2006-01-03 → 2006-05-24Unexploded ordnance in 16-41.42N 083-07.53E
- HYDROPAC 2231/05 · Cable ops2005-12-27 → 2006-05-24Seismic survey in progress until further notice by M/V cgg harmattan towing six cables in area bound by…
- HYDROPAC 2229/05 · Exercises2005-12-27 → 2005-12-29Hazardous operations 0030Z to 1230Z daily 28 and 29 dec in area bound by 19-14.60N 084-53.70E, 19-37.05N…
- HYDROPAC 2227/05 · Exercises2005-12-27 → 2005-12-28Hazardous operations 280430Z to 280830Z dec in area bound by 18-10N 084-45E, 17-25N 085-20E, 16-50N 084-25E,…
- HYDROPAC 2226/05 · Exercises2005-12-27 → 2005-12-29Hazardous operations 290530Z to 290730Z dec within 11 miles of 13-07.17N 080-18.7E between 045 degrees and…
- HYDROPAC 2200/05 · Exercises2005-12-23 → 2005-12-28Hazardous operations 0630Z to 0930Z daily 27 and 28 dec in area bound by 21-12N 087-14E, 19-34N 090-17E,…
- HYDROPAC 2186/05 · Cable ops2005-12-22 → 2006-01-25Seismic survey in progress until further notice by M/V geco emerald towing eight 6000 meter long cables in…
- HYDROPAC 2184/05 · Nav aids2005-12-22 → 2006-11-21RACON (g) established at yakalapudi light 17-00.8N 082-17.1E
- HYDROPAC 2160/05 · Nav aids2005-12-19 → 2007-02-01Odas buoys, fl (1) y 5 sec, established in: a. 14-01.33N 091-59.48E
- HYDROPAC 2139/05 · Nav aids2005-12-15 → 2006-11-21RACON (o) established at dolphin's nose light 17-40.5N 083-17.7E
- HYDROPAC 2133/05 · Surveys2005-12-14 → 2006-01-25Underwater operations in progress until further notice by M/V discoverer vicinity 16-28.37N 082-47.55E
- HYDROPAC 2131/05 · Cable ops2005-12-14 → 2006-02-15Seismic survey 15 dec until further notice by M/V teknik kembara towing equipment in area bound by 10-58.25N…
- HYDROPAC 2129/05 · Exercises2005-12-14 → 2005-12-15Hazardous operations 150230Z to 150530Z dec in area bound by 17-42.2N 083-18.6E, 17-30.0N 083-18.0E,…
- HYDROPAC 2098/05 · Cable ops2005-12-09 → 2006-06-22Seismic survey in progress until further notice by M/V cgg amadeus towing eight 6500 meter long cables in…
- HYDROPAC 2097/05 · Exercises2005-12-09 → 2005-12-13Hazardous operations 130030Z to 131230Z dec in area bound by 19-12.6N 084-51.6E, 19-14.6N 084-53.7E,…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.