Beaufort Sea
IHO sea area 13 · -157° to -123° E, 68° to 76° N
- in force
- 4
- last 12 months
- 2
- since 2004
- 135
- categories
- 6
In force now · 4
- HYDROARC 180/25 · Nav aids2025-10-03RACON at Tuktoyaktuk Island Light (69-27.35N 132-59.97W) in Beaufort Sea is inoperative.
- HYDROARC 145/25 · Nav aids2025-08-29A radar beacon at Pitt Island, Beaufort Sea, Canada, at 69-09.00N 136-11.00W is inoperative.
- HYDROARC 163/23 · Nav aids2023-08-15Radar beacon at Pullen Island Light, 69-46.60N 134-24.40W, Beaufort Sea, Canada, is inoperative.
- HYDROARC 198/22 · Nav aids2022-08-11In Beaufort Sea, Canada, Notice 27: the radar beacon at Shingle Point Beacon at 69-00.0N 137-34.5W is inoperative.
Longest in force
- HYDROARC 198/22 · Nav aids2022-08-11In Beaufort Sea, Canada, Notice 27: the radar beacon at Shingle Point Beacon at 69-00.0N 137-34.5W is inoperative.
- HYDROARC 163/23 · Nav aids2023-08-15Radar beacon at Pullen Island Light, 69-46.60N 134-24.40W, Beaufort Sea, Canada, is inoperative.
- HYDROARC 145/25 · Nav aids2025-08-29A radar beacon at Pitt Island, Beaufort Sea, Canada, at 69-09.00N 136-11.00W is inoperative.
- HYDROARC 180/25 · Nav aids2025-10-03RACON at Tuktoyaktuk Island Light (69-27.35N 132-59.97W) in Beaufort Sea is inoperative.
By year
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By category · since 1997
| Surveys | 66 | 49% |
| Nav aids | 45 | 33% |
| Other | 11 | 8% |
| Cable ops | 8 | 6% |
| Derelicts | 4 | 3% |
| Containers | 1 | 1% |
Archive · 131 cancelled
- HYDROARC 54/24 · Other2024-04-12 → 2026-08-14A sand spit marked by a daymark near Baillie Island, Canada, has shifted along a trackline between 70-30.56N 128-20.88W and 70-30.10N 128-19.97W.
- HYDROARC 278/23 · Nav aids2023-11-01 → 2023-11-15Mcts iqaluit remote station inuvik 68-19.00N 133-35.00W off air
- HYDROARC 191/23 · Cable ops2023-08-30 → 2023-10-03Cable operations in progress until further notice by cableship it integrity in area within five miles of…
- HYDROARC 188/23 · Cable ops2023-08-27 → 2023-08-31Cable operations in progress until further notice by M/V it integrity in area within five miles of 70-55.39N…
- HYDROARC 162/23 · Nav aids2023-08-12 → 2026-08-14Ballie Island radar beacon in Beaufort Sea, Canada is relocated to 70-37.65N 128-15.42W.
- HYDROARC 157/23 · Surveys2023-08-09 → 2026-08-14Scientific moorings are established in Beaufort Sea and Chukchi Sea, Alaska at positions 71-18.16N 155-42.37W, 71-22.90N 155-36.16W, 71-24.81N 156-26.47W, 71-27.43N 156-36.35W.
- HYDROARC 107/23 · Nav aids2023-06-11 → 2023-11-01Mcts iqaluit remote station inuvik 68-19.00N 133-35.00W off air
- HYDROARC 85/23 · Nav aids2023-05-16 → 2023-05-16Mcts iqaluit remote station inuvik 68-19.00N 133-35.00W off air
- HYDROARC 336/22 · Nav aids2022-10-26 → 2022-11-11Mcts iqaluit remote station inuvik 68-19.00N 133-35.00W off air for season at 271500Z oct
- HYDROARC 310/22 · Nav aids2022-10-07 → 2022-10-11Mcts iqaluit remote station inuvik 68-19.00N 133-35.00W mf and hf services off air
- HYDROARC 255/22 · Nav aids2022-09-02 → 2022-10-26Mcts iqaluit remote station inuvik 68-19.00N 133-35.00W hf r/t services off air
- HYDROARC 234/22 · Nav aids2022-08-23 → 2022-08-24Mcts iqaluit remote station inuvik 68-19.00N 133-35.00W frequency 4071 khz receive services off air
- HYDROARC 171/22 · Nav aids2022-07-22 → 2022-08-09Mcts iqaluit remote station inuvik 68-19.00N 133-35.00W mf and hf services off air
- HYDROARC 9/22 · Surveys2022-01-19 → 2022-03-25Scientific moorings established: a. 71-37.87N 157-19.58W, top float 65 meters
- HYDROARC 307/21 · Nav aids2021-10-29 → 2021-11-05Mcts iqaluit remote station inuvik 68-19N 133-35W off air for season at 301330Z oct
- HYDROARC 260/21 · Nav aids2021-09-29 → 2021-10-02Mcts iqaluit remote station inuvik 68-19N 133-35W mf and hf services off air
- HYDROARC 234/21 · Nav aids2021-09-17 → 2021-09-23Mcts iqaluit remote station inuvik 68-19N 133-35W hf r/t services off air
- HYDROARC 114/21 · Derelicts2021-06-23 → 2021-06-26Derelict vessel adrift in vicinity 69-28.9N 133-03.7W at 231937Z jun
- HYDROARC 212/20 · Nav aids2020-09-29 → 2020-09-29Mcts iqaluit remote station inuvik 68-19N 133-35W off air
- HYDROARC 181/20 · Other2020-09-08 → 2020-09-11Mcts iqaluit remote station inuvik 68-19N 133-35W unreliable
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.