Sea of Okhotsk
IHO sea area 54 · 135° to 167° E, 43° to 63° N
- in force
- 8
- last 12 months
- 7
- since 1999
- 474
- categories
- 11
In force now · 8
- HYDROPAC 2306/26 · Exercises2026-08-11Gunnery exercises will take place in the Sea of Okhotsk, Russia, from August 14 20:00 UTC to August 15 12:00 UTC.
- HYDROPAC 2305/26 · Exercises2026-08-11Gunnery exercises take place daily 09-14 August near the Kuril Islands in the Sea of Okhotsk; canceled 15 August 1300Z.
- HYDROPAC 2304/26 · Missiles2026-08-11Missile operations are active in the Sea of Okhotsk, Russia, daily from 2000Z to 1200Z from 10 to 15 August.
- HYDROPAC 2014/26 · Surveys2026-07-14Survey operations by vessel Nikolay Trubyatchinskiy in Sea of Okhotsk near Kuril Islands from 15 July to 15 October, requesting 400 meter berth.
- HYDROPAC 1869/26 · Nav aids2026-06-29A wave rider buoy has been established in the Sea of Okhotsk, Russia at 51-22.54N 144-14.17E.
- HYDROPAC 1516/26 · Surveys2026-05-22Underwater operations are active in the Sea of Okhotsk, Russia, from 25 May through 31 December; wide berth requested.
- HYDROPAC 1291/26 · Surveys2026-04-23Underwater operations in the Sea of Okhotsk, Russia, run from 1 May to 31 October; wide berth requested.
- HYDROPAC 221/25 · Nav aids2025-01-29In the Sea of Okhotsk, Kuril Islands, the Malokuril'skiy Light at 43-52.50N 146-48.80E is reduced to eight miles range, and the previous warning 3644/24 is cancelled.
Longest in force
- HYDROPAC 221/25 · Nav aids2025-01-29In the Sea of Okhotsk, Kuril Islands, the Malokuril'skiy Light at 43-52.50N 146-48.80E is reduced to eight miles range, and the previous warning 3644/24 is cancelled.
- HYDROPAC 1291/26 · Surveys2026-04-23Underwater operations in the Sea of Okhotsk, Russia, run from 1 May to 31 October; wide berth requested.
- HYDROPAC 1516/26 · Surveys2026-05-22Underwater operations are active in the Sea of Okhotsk, Russia, from 25 May through 31 December; wide berth requested.
- HYDROPAC 1869/26 · Nav aids2026-06-29A wave rider buoy has been established in the Sea of Okhotsk, Russia at 51-22.54N 144-14.17E.
- HYDROPAC 2014/26 · Surveys2026-07-14Survey operations by vessel Nikolay Trubyatchinskiy in Sea of Okhotsk near Kuril Islands from 15 July to 15 October, requesting 400 meter berth.
By year
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By month (all years)
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By category · since 1997
| Surveys | 155 | 33% |
| Exercises | 86 | 18% |
| Cable ops | 65 | 14% |
| Other | 48 | 10% |
| Missiles | 48 | 10% |
| Nav aids | 38 | 8% |
| Towing | 13 | 3% |
| Derelicts | 9 | 2% |
| Wrecks | 9 | 2% |
| Debris | 2 | 0% |
| Containers | 1 | 0% |
Archive · 466 cancelled
- HYDROPAC 1987/16 · Missiles2016-07-03 → 2016-07-06Hazardous operations 072300Z to 080300Z, 080500Z to 080800Z, 082300Z to 090300Z and 090500Z to 090800Z jul…
- HYDROPAC 1961/16 · Cable ops2016-06-30 → 2016-07-08Seismic survey 01 thru 31 jul by M/V hai yang shi you 718 in area bound by 51-28-09N 143-29-07E, 51-34-55N…
- HYDROPAC 1859/16 · Other2016-06-21 → 2017-01-13Navigation prohibited 22 jun until further notice within five miles of matua (48-06N 153-12E)
- HYDROPAC 1831/16 · Nav aids2016-06-18 → 2017-04-05Mys vnutrenniy light 53-34.5N 142-28.3E unlit
- HYDROPAC 1786/16 · Surveys2016-06-14 → 2016-08-31Survey operations 17 jun thru 27 sep by M/V geophysic towing 1500 meter long cable in area bound by…
- HYDROPAC 1766/16 · Surveys2016-06-12 → 2016-08-16Survey operations 16 jun thru 15 aug by M/V diabaz towing 1200 meter long cable in area bound by 51-29-37N…
- HYDROPAC 1700/16 · Surveys2016-06-07 → 2016-09-12Underwater operations 11 jun thru 11 sep by M/V fedor kovrov towing equipment in area bound by 51-25.5N…
- HYDROPAC 1671/16 · Exercises2016-06-05 → 2016-07-01Gunnery exercises 2100Z to 1600Z commencing daily 09, 16, 23 and 30 jun in areas bound by: a. 44-53-25N…
- HYDROPAC 1416/16 · Exercises2016-05-14 → 2016-05-27Gunnery exercises 2100Z to 1300Z commencing daily 19 and 26 may in areas bound by: a. 44-53-25N 147-39-28E,…
- HYDROPAC 1354/16 · Cable ops2016-05-10 → 2016-09-15Cable laying operations 15 may thru 30 nov by cable innovator vicinity of trackline joining 53-37-17N…
- HYDROPAC 1094/16 · Other2016-04-14 → 2016-05-15Geophysical operations 151400Z apr to 151400Z may in area bound by 48-01-00N 153-02-36E, 48-08-30N…
- HYDROPAC 1050/16 · Exercises2016-04-08 → 2016-04-28Gunnery exercises 0100Z to 0800Z daily 13 thru 28 apr in area bound by 45-00-23N 147-43-22E, 44-56-01N…
- HYDROPAC 3718/15 · Cable ops2015-11-13 → 2016-02-14Cable laying in progress until further notice along trackline joining 59-33-53.78N 151-15-16.53E,…
- HYDROPAC 3532/15 · Missiles2015-10-27 → 2015-11-04Hazardous operations 0600Z to 1300Z daily 01 thru 04 nov: a. in area bound by 47-36N 151-21E, 47-54N…
- HYDROPAC 3498/15 · Missiles2015-10-24 → 2015-10-31Hazardous operations 0600Z to 1300Z daily 29 thru 31 oct: a. in area bound by 47-36N 151-21E, 47-54N…
- HYDROPAC 3306/15 · Missiles2015-10-07 → 2015-10-17Hazardous operations 0600Z to 1300Z daily 12 thru 17 oct: a. in area bound by 47-36N 151-21E, 47-54N…
- HYDROPAC 3264/15 · Nav aids2015-10-02 → 2015-12-06Mys yelizavety light 54-25.2N 142-43.2E unlit
- HYDROPAC 3134/15 · Cable ops2015-09-21 → 2015-10-11Seismic survey in progress until 10 oct by M/V fa xian 6 towing twelve 6000 meter long cables in area bound…
- HYDROPAC 2863/15 · Exercises2015-08-29 → 2015-09-06Gunnery exercises 302200Z aug to 060900Z sep in area bound by 45-00-23N 147-43-22E, 44-56-01N 147-50-09E,…
- HYDROPAC 2828/15 · Exercises2015-08-27 → 2015-08-29Gunnery exercises 312200Z aug to 060900Z sep in area bound by 45-00-23N 147-43-22E, 44-56-01N 147-50-09E,…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.