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 221/13 · Exercises2013-09-07 → 2013-09-10Gunnery exercises 101400Z to 101600Z sep within 12 miles of 53-40N 178-00W
- HYDROARC 96/13 · Surveys2013-07-26 → 2014-07-04B. A4-13, 65-44.75N 168-15.75W at 49 meters, top float 16 meters
- NAVAREA XII 179/13 · Exercises2013-07-19 → 2013-07-21Gunnery exercises: a. 201600Z to 202200Z jul within five miles of 59-23.12N 168-07.35W
- NAVAREA XII 166/13 · Wrecks2013-07-04 → 2013-07-06Bristol Bay
- NAVAREA XII 164/13 · Other2013-07-03 → 2013-07-04Pyrotechnics exercises 041730Z to 041830Z jul within 2000 yards of 56-55N 169-58W
- NAVAREA XII 147/13 · Exercises2013-06-13 → 2013-06-15Gunnery exercises 141930Z to 150100Z jun within 12300 yards of: a. 54-41N 169-22W
- NAVAREA XII 146/13 · Exercises2013-06-12 → 2013-06-13Gunnery exercises 141930Z to 150100Z jun within 12300 yards of: a. 56-30N 165-20W
- NAVAREA XII 136/13 · Exercises2013-06-02 → 2013-06-03Gunnery exercises 021930Z to 030100Z jun within 18000 yards of: a. 59-30N 176-30W
- HYDROPAC 1528/13 · Exercises2013-05-28 → 2013-06-01Gunnery exercises 311930Z may to 010200Z jun within 18000 yards of: a. 59-30N 176-30W
- NAVAREA XII 130/13 · Exercises2013-05-28 → 2013-06-01Gunnery exercises 311930Z may to 010200Z jun within 18000 yards of: a. 59-30N 176-30W
- HYDROPAC 1498/13 · Exercises2013-05-24 → 2013-05-28Gunnery exercises 291930Z to 300100Z may within 18000 yards of: a. 59-30N 176-30W
- NAVAREA XII 127/13 · Exercises2013-05-24 → 2013-05-28Gunnery exercises 291930Z to 300100Z may within 18000 yards of: a. 59-30N 176-30W
- NAVAREA XII 122/13 · Exercises2013-05-16 → 2013-05-18Gunnery exercises 171830Z to 180100Z may within six miles of: a. 56-30N 174-54W
- NAVAREA XII 110/13 · Exercises2013-05-08 → 2013-05-11Gunnery exercises 102100Z to 110001Z may within seven miles of 55-37.5N 168-42.0W
- USGS-USB000GD5D · Quakes2013-04-21 → 2013-04-24113 km wsw of adak, alaska
- NAVAREA XII 92/13 · Exercises2013-04-10 → 2013-04-12Gunnery exercises 1600Z to 2359Z daily 10 and 11 apr within nine miles of 56-00N 170-00W
- NAVAREA XII 81/13 · Exercises2013-03-26 → 2013-03-30Gunnery exercises 1600Z to 2359Z daily 27 thru 29 mar within nine miles of 56-00N 170-00W
- NAVAREA XII 72/13 · Exercises2013-03-22 → 2013-03-22Gunnery exercises 1600Z to 0001Z commencing daily 27 thru 29 mar within ten miles of 56-00N 170-00W
- USGS-USB000FK1L · Quakes2013-03-13 → 2013-03-16111 km n of ossora, russia
- NAVAREA XII 49/13 · Exercises2013-02-25 → 2013-02-27Gunnery exercises 261800Z to 262000Z, alternate 262200Z to 270001Z and 271800Z to 272000Z feb within 12…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.