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-6702 · Spills1989-06-19 → 1989-07-03Port moller, alaska
- NOAAORR-6670 · Spills1989-02-27 → 1989-03-13Dutch harbor, aleutian islands, alaska
- NOAAORR-6668 · Spills1989-02-20 → 1989-03-06Paul island, pribilof islands, alaska
- NOAAORR-6653 · Spills1989-01-18 → 1989-02-01T/b 256; amchitka, island, aleutian island chain, alaska
- NOAAORR-6650 · Spills1989-01-11 → 1989-01-25M/V chil bo san #6; unalaska island, aleutian islands, alaska
- NOAAORR-6638 · Spills1988-12-10 → 1988-12-24Akun island, aleutian islands, alaska
- NOAAORR-6637 · Spills1988-12-07 → 1988-12-21Shemya island, aleutian island chain, alaska
- NOAAORR-6631 · Spills1988-11-03 → 1988-11-17Atka island, aleutian islands chain
- NOAAORR-6557 · Spills1988-02-22 → 1988-03-07F/V alaska star; nikolski bay, umnak island, aleutian islands, alaska
- NOAAORR-6555 · Spills1988-02-17 → 1988-03-02Yunaska island, aleutian island chain, alaska
- NOAAORR-6468 · Spills1987-05-07 → 1987-05-21Paul island, pribilof islands, bering sea
- NOAAORR-6466 · Spills1987-05-06 → 1987-05-20Uliaga island, aleutian islands, alaska
- NOAAORR-6457 · Spills1987-03-23 → 1987-04-06Paul island, pribilof islands, bering sea
- NOAAORR-6455 · Spills1987-03-20 → 1987-04-03Paul island, pribilof islands, bering sea
- NOAAORR-6435 · Spills1986-12-22 → 1987-01-05Barge great alaskan; captain's bay, dutch harbor, unalaska, alaska
- NOAAORR-6431 · Spills1986-12-10 → 1986-12-24Navy base, adak island, alaska
- NOAAORR-6429 · Spills1986-12-08 → 1986-12-22M/V pieniny 2; bering sea, 300 miles north of adak island
- NOAAORR-6428 · Spills1986-12-08 → 1986-12-22Paul, pribilof islands, alaska
- NOAAORR-9103 · Spills1986-01-07 → 1986-01-21Four mountains, dutch harbor, ak
- NOAAORR-9032 · Spills1985-03-25 → 1985-04-08Akutan island, aleutians east, ak
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.