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% |
| Wrecks | 1 | 0% |
| Containers | 1 | 0% |
| Mines | 1 | 0% |
Archive · 622 cancelled
- USGS-US6000LEYU · Quakes2023-10-12 → 2023-10-15164 km w of nikolski, alaska
- NAVAREA XII 609/23 · Exercises2023-09-04 → 2023-09-06Gunnery exercises 052100Z to 060200Z sep in area within 23 miles of 55-44.89N 168-30.00W
- HYDROPAC 2746/23 · Exercises2023-08-26 → 2023-09-02Gunnery exercises 0100Z to 0600Z daily 31 aug thru 02 sep in area bound by 65-50.00N 170-00.00W, 65-50.00N…
- USGS-US6000KX37 · Quakes2023-08-01 → 2023-08-04Earthquake magnitude 5.7 (mww) in 54.660N 168.215E, depth 12 km at 011649Z aug 23
- NAVAREA XII 476/23 · Exercises2023-07-28 → 2023-07-31Gunnery exercises 1600Z to 0001Z daily 29 and 30 jul in area within ten miles of 55-41.98N 169-25.00W
- HYDROPAC 2284/23 · Exercises2023-07-12 → 2023-07-14Gunnery exercises 131600Z to 140600Z jul in area within 15 miles of 59-50.00N 176-50.00W
- NAVAREA XII 373/23 · Exercises2023-06-21 → 2023-06-27Gunnery and pyrotechnic operations 261600Z to 270600Z jun in area within 11 miles of 55-50.00N 169-00.00W
- NAVAREA XII 366/23 · Nav aids2023-06-18 → 2026-08-14High-frequency radio services are off air at remote site Nome, Alaska, at 64-29.00N 165-15.00W in the Bering Sea.
- USGS-US7000K782 · Quakes2023-06-08 → 2023-06-11Earthquake magnitude 5.7 (mww) in 52.160N 177.785E, depth 7 km at 082031Z jun 23
- NOAAORR-10614 · Spills2023-06-02 → 2023-06-16Damaged/leaking 55-gallon drum, shishmaref, ak
- NAVAREA XII 323/23 · Exercises2023-05-31 → 2023-06-03Gunnery exercises 021600Z to 030600Z jun in area within 15 miles of 55-50.0N 169-00.0W
- NOAAORR-10613 · Spills2023-05-26 → 2023-06-09Teller, ak, USA
- HYDROPAC 1654/23 · Exercises2023-05-18 → 2023-05-26Gunnery exercise 231400Z to 261400Z may in area bound by 64-15.00N 172-15.00W, 64-15.00N 172-30.00W,…
- HYDROPAC 767/23 · Incidents2023-03-07 → 2023-03-24Distress signal received from F/V defender in 56-31.80N 164-15.00W
- HYDROPAC 341/23 · Incidents2023-01-30 → 2023-02-17Distress signal received from vessel aleutian no
- NAVAREA XII 976/22 · Nav aids2022-12-23 → 2026-08-14In the Bering Sea, Alaska, high frequency services at the remote site Nome (64-29.00N 165-15.00W) are off air.
- NAVAREA XII 969/22 · Other2022-12-15 → 2022-12-21Commdet kodiak, ak remote site nome 64-29.00N 165-15.00W hf services inoperable
- USGS-US6000J985 · Quakes2022-12-14 → 2022-12-17Earthquake magnitude 6.3 (mww) in 51.608N 178.597E, depth 73 km at 141840Z dec 22
- NAVAREA XII 830/22 · Exercises2022-11-03 → 2022-11-06Gunnery exercises 051800Z to 052359Z nov in area within five miles of 55-29.99N 171-30.00W
- USGS-US7000I9L5 · Quakes2022-09-20 → 2022-09-23254 km ese of ust’-kamchatsk staryy, russia
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.