Bering Sea
IHO sea area 55 · -180° to 180° E, 51° to 67° N
- in force
- 4
- last 12 months
- 19
- archive messages
- 626
- categories
- 15
What the archive shows
626 messages are recorded since 1979-11-08 for the Bering Sea. The selection uses the IHO sea area; a message may describe an exercise, equipment outage or continuing operation as well as a hazard report.
Spills accounts for 166 of 626 recorded messages (27%), the largest category group in this selection.
The NGA historical archive froze in 2024-05; live collection began 2026-08-17. Counts around that gap are incomplete, and changes in reporting volume do not establish changes in incident frequency.
- An older warning still listed in force · issued 2025-06-10 06:19ZIn the Bering Sea near Alaska, high frequency radio services at Shemya remote site (52-43N 174-07E) are off air.
In force now · 4
- HYDROPAC 2700/26 · Surveys2026-09-17Russia establishes a scientific mooring at seven metres depth in Bering Strait at 66-19.59N 168-57.01W, cancelling a previous warning.
- NAVAREA XII 639/26 · Surveys2026-09-17Scientific moorings at 15 meters depth are established in the Bering Strait, Alaska, at two locations, and a previous warning is cancelled.
- NAVAREA XII 98/26 · Nav aids2026-02-17The US Coast Guard remote communication facility at Shemya, Alaska, has inoperative high-frequency transmit and receive services.
- NAVAREA XII 344/25 · Nav aids2025-06-10In the Bering Sea near Alaska, high frequency radio services at Shemya remote site (52-43N 174-07E) are off air.
Longest in force
- NAVAREA XII 344/25 · Nav aids2025-06-10In the Bering Sea near Alaska, high frequency radio services at Shemya remote site (52-43N 174-07E) are off air.
- NAVAREA XII 98/26 · Nav aids2026-02-17The US Coast Guard remote communication facility at Shemya, Alaska, has inoperative high-frequency transmit and receive services.
- HYDROPAC 2700/26 · Surveys2026-09-17Russia establishes a scientific mooring at seven metres depth in Bering Strait at 66-19.59N 168-57.01W, cancelling a previous warning.
- NAVAREA XII 639/26 · Surveys2026-09-17Scientific moorings at 15 meters depth are established in the Bering Strait, Alaska, at two locations, and a previous warning is cancelled.
By year
79
85
86
87
88
89
90
91
92
93
94
95
96
97
98
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 · available archive
| Spills | 166 | 27% |
| Exercises | 162 | 26% |
| Quakes | 127 | 20% |
| Nav aids | 54 | 9% |
| Other | 40 | 6% |
| Surveys | 27 | 4% |
| Incidents | 26 | 4% |
| Cable ops | 9 | 1% |
| Derelicts | 6 | 1% |
| Missiles | 3 | 0% |
| Debris | 2 | 0% |
| Towing | 1 | 0% |
| Containers | 1 | 0% |
| Wrecks | 1 | 0% |
| Mines | 1 | 0% |
Archive · 622 cancelled
- NAVAREA XII 70/14 · Exercises2014-03-21 → 2014-03-23Gunnery exercises: a. 211800Z to 212300Z mar within five miles of 55-10N 168-20W
- USGS-USC000MYQQ · Quakes2014-02-26 → 2014-03-01210 km wnw of nikolski, alaska
- NAVAREA XII 11/14 · Exercises2014-01-24 → 2014-01-29Gunnery exercises 281830Z to 290030Z jan within 12 miles of 55-00N 168-00W
- HYDROPAC 3955/13 · Exercises2013-12-20 → 2013-12-22Gunnery exercises 211900Z to 220100Z dec within 12 miles of 61-06N 177-34W
- NOAAORR-8699 · Spills2013-12-12 → 2013-12-26On december 10, 2013, the alaska ssc was notified of two oiled gulls (glaucous gulls) found by a hunter 12…
- NOAAORR-8696 · Spills2013-12-10 → 2013-12-24M/V sun right; 40 nm nw of akutan island, ak
- USGS-USB000KWL1 · Quakes2013-11-13 → 2013-11-16167 km wsw of adak, alaska
- NOAAORR-8688 · Spills2013-11-09 → 2013-11-23Ivo amak isl aleutian isls, ak
- NOAAORR-8684 · Spills2013-11-02 → 2013-11-16Unalaska bay, dutch harbor, alaska
- NAVAREA XII 274/13 · Derelicts2013-10-24 → 2013-10-27Derelict 50 foot F/V western neptune adrift vicinity 51-47N 177-55W
- NAVAREA XII 271/13 · Derelicts2013-10-21 → 2013-10-24Derelict 50 foot F/V western venture, green and white hull, adrift vicinity 51-32.28N 178-21.39W
- HYDROPAC 3242/13 · Incidents2013-10-20 → 2013-10-21Distress signal received on 406 mhz from 59 foot F/V western venture, grey hull, five persons on board, on…
- NAVAREA XII 266/13 · Incidents2013-10-19 → 2013-10-22Noaa buoy 46073 capsized and adrift vicinity 56-11.5N 167-19.5W at 171900Z oct
- HYDROPAC 2754/13 · Nav aids2013-09-12 → 2013-09-14B. ostrov verkhoturova 59-37.1N 164-38.8E
- HYDROPAC 2747/13 · Nav aids2013-09-11 → 2013-09-14Russia-east Coast
- HYDROPAC 2745/13 · Nav aids2013-09-11 → 2013-09-12Bering Sea
- HYDROPAC 2744/13 · Nav aids2013-09-11 → 2013-09-12Bering Sea
- HYDROPAC 2743/13 · Nav aids2013-09-11 → 2013-09-12Bering Sea
- HYDROPAC 2742/13 · Nav aids2013-09-11 → 2013-09-12Bering Sea
- NAVAREA XII 222/13 · Exercises2013-09-08 → 2013-09-11Gunnery exercises 101600Z to 102359Z sep within 12 miles of 55-46N 169-30W
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.