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
- NOAAORR-10140 · Spills2020-08-04 → 2020-08-18Nome and savoonga, alaska
- NAVAREA XII 309/20 · Other2020-07-18 → 2020-07-21Commdet kodiak, ak remote site saint paul 57-09N 170-15W 4125KHZ services unreliable
- NOAAORR-10106 · Spills2020-06-19 → 2020-07-03On june 19, 2020, the noaa ssc was notified by the alaska sea grant marine advisor in nome that the village…
- NOAAORR-10066 · Spills2020-04-07 → 2020-04-21Unalaska island, ak
- NAVAREA XII 99/20 · Other2020-03-10 → 2020-03-12Commdet kodiak, ak remote site saint paul 57-09N 170-15W 4125KHZ services unreliable
- NAVAREA XII 86/20 · Other2020-03-06 → 2020-03-07Commdet kodiak, ak remote site saint paul 57-09N 170-15W 4125KHZ services inoperative
- NAVAREA XII 51/20 · Nav aids2020-02-07 → 2020-02-07Commdet kodiak, ak remote site shemya 52-43.8N 174-07.4E off air
- NAVAREA XII 43/20 · Other2020-02-03 → 2020-02-04Commdet kodiak, ak remote site nome 64-30.0N 165-24.6W 4125KHZ services unreliable 041800Z to 042000Z feb
- NAVAREA XII 34/20 · Other2020-01-27 → 2020-01-28Commdet kodiak, ak remote site cold bay shemya 52-43.74N 174-07.38E services unreliable
- NAVAREA XII 32/20 · Other2020-01-27 → 2020-01-30Commdet kodiak, ak remote site nome 64-30.0N 165-24.6W 4125KHZ services unreliable 0900Z to 1500Z daily 28…
- USGS-US60007DJN · Quakes2020-01-23 → 2020-01-2684 km w of adak, alaska
- NAVAREA XII 26/20 · Other2020-01-23 → 2020-01-23Commdet kodiak, ak remote site saint paul 57-09N 170-15W 4125KHZ services inoperative 222300Z to 230700Z jan
- HYDROPAC 240/20 · Nav aids2020-01-22 → 2020-04-30Ostrov nuneangan light 64-36-42N 172-20-30W discontinued
- HYDROPAC 232/20 · Nav aids2020-01-21 → 2020-04-30Lights discontinued: a. ostrov ratmanova 65-48.5N 169-02.3W
- NOAAORR-10030 · Spills2020-01-16 → 2020-01-30On january 16, 2020, the uscg msd dutch harbor reported than a lifemed airplane crashed into the water off…
- NAVAREA XII 11/20 · Exercises2020-01-13 → 2020-01-15Gunnery exercises 142100Z to 150100Z jan in area within six miles of 55-28N 168-34W
- NAVAREA XII 628/19 · Exercises2019-12-10 → 2019-12-12Gunnery and pyrotechnics exercises 111700Z to 120700Z dec in area within 23 miles of 55-10N 168-24W
- NAVAREA XII 560/19 · Other2019-11-05 → 2019-11-07Commdet kodiak, ak remote site saint paul 57-10.6N 170-16.6W 4125 services inoperative
- NAVAREA XII 511/19 · Nav aids2019-10-12 → 2019-10-14Uscg remote communication facility st.paul 57-07.20N 170-16.30W inoperative
- HYDROPAC 3088/19 · Incidents2019-09-20 → 2019-10-04Distress signal received in vicinity 60-40.07N 175-59-33W at 201625Z sep
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.