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 430/19 · Surveys2019-09-08 → 2020-10-21Scientific moorings established: a. A3-19, in 66-19.60N 168-57.05W, at depth 57 meters, top float eight meters
- NOAAORR-9953 · Spills2019-08-12 → 2019-08-26On 12-Aug-2019, uscg sector anchorage reported that the napakiak school fuel tank farm is at risk from bank…
- NAVAREA XII 309/19 · Exercises2019-07-18 → 2019-07-20Gunnery exercises 191800Z to 200600Z jul in area within 17 miles of 55-30N 168-30W
- NAVAREA XII 307/19 · Exercises2019-07-18 → 2019-07-18Gunnery exercises 191800Z to 200600Z jul in area within 15 miles of 55-30N 168-30W
- USGS-US700045R4 · Quakes2019-06-27 → 2019-06-30113 km e of ust’-kamchatsk staryy, russia
- USGS-US7000451W · Quakes2019-06-26 → 2019-06-29100 km e of ust’-kamchatsk staryy, russia
- USGS-US600045MZ · Quakes2019-06-25 → 2019-06-28108 km e of ust’-kamchatsk staryy, russia
- NAVAREA XII 229/19 · Nav aids2019-06-25 → 2019-06-26Uscg remote communication facility nome 64-30.4N 165-24.2W broadcast services unreliable 250230Z to 260500Z…
- HYDROPAC 1924/19 · Incidents2019-06-13 → 2019-06-28Distress signal received in 54-14.2N 167-46.9W
- NAVAREA XII 121/19 · Surveys2019-04-05 → 2019-09-08Scientific moorings established: a. A3-18, in 66-19.62N 168-57.08W at 56 meters, top float 15 meters
- USGS-US2000K9D7 · Quakes2019-04-02 → 2019-04-05Earthquake magnitude 6.4 (mww) in 52.170N 178.071E, depth 8 km at 022135Z apr 19
- NOAAORR-9871 · Spills2019-03-22 → 2019-04-05Bering sea, alaska
- NOAAORR-9859 · Spills2019-02-27 → 2019-03-13Bering sea, alaska
- NOAAORR-9855 · Spills2019-02-23 → 2019-03-09Unimak island, alaska
- NOAAORR-9852 · Spills2019-02-15 → 2019-03-01FV pacific 1; unalaska island, alaska
- NAVAREA XII 541/18 · Exercises2018-12-05 → 2018-12-07Gunnery exercises 061700Z to 070500Z dec in area within 20 miles of 55-39N 168-34W
- HYDROPAC 4087/18 · Incidents2018-11-12 → 2018-11-30Distress signal received on 406 mhz from F/V frontier spirit in 56-34.7N 172-40.1W
- NOAAORR-9813 · Spills2018-10-24 → 2018-11-07On october 6,2018, the newtok, alaska, tank farm reported a home heating oil leak into secondary containment
- HYDROPAC 3558/18 · Incidents2018-09-28 → 2018-09-28Distress signal received in vicinity 58-25N 167-14W
- HYDROPAC 3551/18 · Incidents2018-09-28 → 2018-09-28Man overboard from F/V clipper epic in 61-18.8N 171-33.8W
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.