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
- USGS-USP000G22P · Quakes2008-03-22 → 2008-03-25146 km wnw of adak, alaska
- USGS-USP000G0QG · Quakes2008-03-04 → 2008-03-0733 km e of atka, alaska
- USGS-USP000G0FF · Quakes2008-03-02 → 2008-03-05184 km w of adak, alaska
- NAVAREA XII 363/07 · Exercises2007-12-19 → 2007-12-21Gunnery operations 202200Z to 210100Z dec within five miles of 55-33N 164-49W
- NAVAREA XII 334/07 · Exercises2007-11-29 → 2007-12-05Gunnery exercise 022200Z to 050100Z dec within five miles of 52-12.0N 175-31.7W
- NOAAORR-7715 · Spills2007-11-21 → 2007-12-05Alaska peninsula, bering sea side
- NOAAORR-7698 · Spills2007-10-05 → 2007-10-19Barge OB6; ugashik bay, ak
- HYDROARC 4/07 · Surveys2007-09-18 → 2008-10-16Scientific moorings established on 15 sep: a. A2-07, 65-46.87N 168-34.07W
- HYDROPAC 1468/07 · Cable ops2007-08-23 → 2007-09-30Seismic survey in progress until 300001Z sep by M/V ZEPHYR-1 towing 6000 meter long cable in area bound by…
- USGS-USP000FG44 · Quakes2007-07-13 → 2007-07-1624 km e of adak, alaska
- NOAAORR-7671 · Spills2007-07-06 → 2007-07-20Bering sea sheen; 140 nm wnw st matthew island
- USGS-USP000FAVM · Quakes2007-04-29 → 2007-05-02230 km w of adak, alaska
- NOAAORR-6141 · Spills2006-12-04 → 2006-12-18Adak, bering sea, ak
- USGS-USP000ES7T · Quakes2006-09-01 → 2006-09-0413 km ne of dutch harbor, alaska
- HYDROPAC 1471/06 · Nav aids2006-08-04 → 2008-02-10Mys navarin light 62-22.2N 179-09.6E unlit and RACON inoperative
- HYDROPAC 1470/06 · Nav aids2006-08-04 → 2008-02-10Mys ozernoy light 57-43-30N 163-18-54E unlit
- HYDROPAC 1459/06 · Nav aids2006-08-02 → 2006-11-01Neymana range light 64-42.2N 177-05.7E unlit
- HYDROPAC 1445/06 · Nav aids2006-08-01 → 2006-11-01Lights unlit: 1. bukhta melkaya range, front 64-47.6N 177-34.1E
- HYDROPAC 1444/06 · Nav aids2006-08-01 → 2008-02-10Lights unlit: 1. geka 64-24.9N 178-14.9E
- HYDROPAC 1443/06 · Nav aids2006-08-01 → 2006-11-01Lights unlit: 1. mys korobitsina 62-49.8N 179-34.3E
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.