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 432/14 · Exercises2014-11-14 → 2014-11-18Gunnery exercises 172200Z to 180200Z nov within 15 miles of: a. 56-37N 167-50W
- HYDROPAC 2953/14 · Nav aids2014-10-05 → 2014-11-08Lights unlit: 1. skrytyy 60-26.6N 166-09.4E
- HYDROPAC 2952/14 · Nav aids2014-10-05 → 2014-11-05Mys navarin light 62-22.2N 179-09.6E unlit
- NAVAREA XII 338/14 · Exercises2014-09-25 → 2014-09-29Gunnery exercises: a. 261600Z to 270530Z sep, alternate 281600Z to 290530Z sep within 30000 yards of 55-28N…
- NAVAREA XII 333/14 · Exercises2014-09-22 → 2014-09-25Gunnery exercises 231600Z to 240001Z sep, alternate 251600Z to 260001Z sep within 41.2 miles of 55-28N 168-45W
- NAVAREA XII 320/14 · Exercises2014-09-11 → 2014-09-13Gunnery exercises: a. 110100Z to 110300Z sep within five miles of 54-48N 168-00W
- NOAAORR-8815 · Spills2014-09-10 → 2014-09-24St lawrence island, alaska
- NAVAREA XII 299/14 · Exercises2014-08-26 → 2014-08-31Gunnery exercises: a. 272000Z to 280001Z aug within five miles of 56-00N 168-00W
- NAVAREA XII 296/14 · Exercises2014-08-25 → 2014-08-26Gunnery exercises: a. 252230Z to 260030Z aug within five miles of 56-55N 176-58W
- NAVAREA XII 295/14 · Exercises2014-08-25 → 2014-08-25Gunnery exercises: a. 251830Z to 260030Z aug within five miles of 56-41N 176-52W
- NAVAREA XII 294/14 · Exercises2014-08-25 → 2014-08-25Gunnery exercises: a. 252230Z to 260030Z aug within five miles of 56-41N 176-52W
- USGS-USB000S4PB · Quakes2014-08-20 → 2014-08-23152 km ese of attu station, alaska
- NAVAREA XII 252/14 · Exercises2014-07-29 → 2014-07-30Gunnery exercises 292100Z to 292300Z jul within 10000 yards of 55-53N 169-49W
- NOAAORR-8786 · Spills2014-07-15 → 2014-07-29Bering sea, alaska
- NAVAREA XII 229/14 · Exercises2014-07-11 → 2014-07-12Gunnery exercises 112030Z to 120001Z jul within 12000 yards of 55-39N 168-43W
- HYDROARC 98/14 · Surveys2014-07-04 → 2015-07-06B. A4-14, 65-44.72N 168-15.82W at 49 meters, top float 15 meters
- USGS-USC000RQAE · Quakes2014-07-03 → 2014-07-06Earthquake magnitude 5.7 (mww) in 52.125N 178.465E, depth 116 km at 031906Z jul 14
- USGS-USC000RPW8 · Quakes2014-07-03 → 2014-07-06297 km ese of ust’-kamchatsk staryy, russia
- NAVAREA XII 216/14 · Other2014-07-03 → 2014-07-05Pyrotechnics exercises 050400Z to 050530Z jul within one mile of 57-06N 170-03W
- USGS-USC000RPU4 · Quakes2014-07-03 → 2014-07-06298 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.