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 · 621 cancelled
- NAVAREA XII 341/18 · Surveys2018-08-17 → 2019-03-08Scientific moorings established: a. A3-17, in 66-19.62N 168-57.08W at 56 meters, top float 15 meters
- NOAAORR-9761 · Spills2018-07-26 → 2018-08-09Clark's point, ak
- NOAAORR-9754 · Spills2018-07-13 → 2018-07-27On 13 july 2018, uscg sector anchorage received a report of a fuel (diesel or home heating oil) spill in…
- NAVAREA XII 266/18 · Exercises2018-07-05 → 2018-07-06Gunnery exercises 052100Z to 060400Z jul in area within 20 miles of 59-07N 175-15W
- HYDROPAC 2309/18 · Surveys2018-06-22 → 2018-07-24Survey operations 25 jun thru 25 aug by M/V akademik fersman towing five mile long cable in area bound by…
- NOAAORR-9708 · Spills2018-04-24 → 2018-05-08Scammon bay, ak
- USGS-US2000CYSH · Quakes2018-02-08 → 2018-02-11204 km wnw of adak, alaska
- HYDROPAC 395/18 · Incidents2018-01-29 → 2018-02-16140 foot F/V lilli ann, 20 persons on board, disabled and adrift in 55-14.52N 164-05.32W
- USGS-US2000CP4Y · Quakes2018-01-25 → 2018-01-28259 km ese of ust’-kamchatsk staryy, russia
- USGS-US2000B2VQ · Quakes2017-10-08 → 2017-10-11247 km ese of attu station, alaska
- NOAAORR-9595 · Spills2017-10-07 → 2017-10-21The FV akutan was placed at anchor at the head of captain's bay on unalaska island and abandoned
- NAVAREA XII 433/17 · Exercises2017-09-27 → 2017-09-29Gunnery and pyrotechnic operations 282100Z to 290100Z sep in area within 20 miles of 55-11.33N 168-18.38W
- HYDROPAC 3035/17 · Incidents2017-09-05 → 2017-09-22Distress signal received on 406 mhz in 60-32.13N 174-22.80W
- NAVAREA XII 371/17 · Exercises2017-08-31 → 2017-09-02Gunnery and pyrotechnic exercises 012100Z to 020100Z sep in area within ten miles of 55-54.19N 168-20.24W
- NAVAREA XII 349/17 · Exercises2017-08-15 → 2017-08-16Gunnery exercises 151600Z to 152359Z aug in area within 11 miles of 59-50N 175-20W
- NAVAREA XII 347/17 · Exercises2017-08-14 → 2017-08-14Gunnery and pyrotechnic operations 151600Z to 152359Z aug in area within 12.5 miles of 59-50N 177-50W
- NOAAORR-9548 · Spills2017-08-13 → 2017-08-27On august 5, 2017, the FV akutan left dillingham, ak, reportedly on its way to seattle
- HYDROPAC 2689/17 · Nav aids2017-08-08 → 2017-12-12Mys navarin light 62-22.2N 179-09.6E unlit
- NAVAREA XII 341/17 · Exercises2017-08-07 → 2017-08-09Gunnery exercises 082000Z to 090100Z aug in area within 9.9 miles of 55-14N 168-21W
- USGS-US2000A21G · Quakes2017-07-28 → 2017-07-31Earthquake magnitude 5.5 (mww) in 54.303N 169.301E, depth 10 km at 280239Z jul 17
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.