Laptev Sea
IHO sea area 10 · 94° to 141° E, 64° to 81° N
- in force
- 3
- last 12 months
- 16
- archive messages
- 185
- categories
- 11
What the archive shows
185 messages are recorded since 2006-05-23 for the Laptev 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.
Icebergs accounts for 121 of 185 recorded messages (65%), 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 2026-08-05 12:58ZFour vessels conduct cable operations in Kara and Laptev Seas from August 10 to November 30, requesting a two-mile berth.
In force now · 3
- HYDROARC 260/26 · Icebergs2026-09-25Icebergs are reported in Laptev Sea, Russia, on 25 September at 0740 UTC at four positions; notice is cancelled 28 September 2026 at 1325 UTC.
- HYDROARC 259/26 · Icebergs2026-09-25Russia reports icebergs in the Laptev Sea on 25 September at four positions near 77 degrees north and 111 degrees east; the warning cancels on 28 September.
- HYDROARC 155/26 · Cable ops2026-08-05Four vessels conduct cable operations in Kara and Laptev Seas from August 10 to November 30, requesting a two-mile berth.
Longest in force
- HYDROARC 155/26 · Cable ops2026-08-05Four vessels conduct cable operations in Kara and Laptev Seas from August 10 to November 30, requesting a two-mile berth.
- HYDROARC 259/26 · Icebergs2026-09-25Russia reports icebergs in the Laptev Sea on 25 September at four positions near 77 degrees north and 111 degrees east; the warning cancels on 28 September.
- HYDROARC 260/26 · Icebergs2026-09-25Icebergs are reported in Laptev Sea, Russia, on 25 September at 0740 UTC at four positions; notice is cancelled 28 September 2026 at 1325 UTC.
By year
06
10
11
12
13
14
15
16
17
18
19
20
21
22
23
26
By month (all years)
J
F
M
A
M
J
J
A
S
O
N
D
By category · available archive
| Icebergs | 121 | 65% |
| Missiles | 17 | 9% |
| Cable ops | 16 | 9% |
| Exercises | 9 | 5% |
| Surveys | 9 | 5% |
| Nav aids | 5 | 3% |
| Wrecks | 3 | 2% |
| Other | 2 | 1% |
| Towing | 1 | 1% |
| Incidents | 1 | 1% |
| Derelicts | 1 | 1% |
Archive · 186 cancelled
- HYDROARC 216/23 · Icebergs2023-09-13 → 2023-09-16Icebergs reported at 120815Z sep in: a. 76-00.00N 129-36.00E
- HYDROARC 215/23 · Missiles2023-09-13 → 2023-09-23Hazardous operations, rocket launching 0500Z to 1700Z daily 18 thru 20 sep, alternate 0500Z to 1700Z daily…
- HYDROARC 211/23 · Icebergs2023-09-11 → 2023-09-14Icebergs reported at 111348Z sep in: a. 77-24.00N 110-56.90E
- HYDROARC 182/23 · Icebergs2023-08-24 → 2023-08-27Icebergs reported at 230910Z aug in: a. 77-13.00N 110-56.40E
- HYDROARC 174/23 · Icebergs2023-08-19 → 2023-08-22Icebergs reported at 190628Z aug in: a. 77-13.00N 110-56.40E
- HYDROARC 173/23 · Icebergs2023-08-19 → 2023-08-22Icebergs reported at 190628Z aug in: a. 75-57.40N 121-17.70E
- HYDROARC 171/23 · Icebergs2023-08-18 → 2023-08-21Iceberg reported in 75-23.30N 129-39.20E at 181318Z aug
- HYDROARC 144/23 · Icebergs2023-07-27 → 2023-07-30Icebergs reported at 261828Z jul in: a. 76-34.80N 136-17.80E
- HYDROARC 143/23 · Icebergs2023-07-26 → 2023-07-29Icebergs reported in: a. 76-03.10N 120-33.60E
- HYDROARC 142/23 · Icebergs2023-07-26 → 2023-07-29Icebergs reported in: a. 77-34.10N 115-48.50E
- HYDROARC 140/23 · Icebergs2023-07-25 → 2023-07-28Icebergs reported at 250910Z jul: a. in 77-52.10N 099-48.10E
- HYDROARC 134/23 · Icebergs2023-07-20 → 2023-07-23Icebergs reported at 200710Z jul in: a. 77-24.20N 107-43.50E
- HYDROARC 351/22 · Icebergs2022-11-04 → 2022-11-07Icebergs reported at 041324Z nov in area bound by 77-30.00N 118-30.00E, 77-30.00N 109-25.00E, 76-10.00N…
- HYDROARC 341/22 · Icebergs2022-10-28 → 2022-10-31Icebergs reported in 76-49.50N 113-09.50E at 280908Z oct
- HYDROARC 335/22 · Icebergs2022-10-26 → 2022-10-29Icebergs reported at 260910Z oct in: a. 77-20.30N 108-56.90E
- HYDROARC 331/22 · Icebergs2022-10-22 → 2022-10-25Icebergs reported at 212110Z oct in: a. 77-28.80N 106-46.50E
- HYDROARC 300/22 · Icebergs2022-09-30 → 2022-10-03Icebergs reported 301258Z sep in: a. 77-30.20N 106-49.90E
- HYDROARC 265/22 · Missiles2022-09-09 → 2022-09-17Missile operations 2300Z to 1500Z daily 14 thru 16 sep in area bound by 78-00.00N 109-00.00E, 78-00.00N…
- HYDROARC 253/22 · Incidents2022-09-01 → 2022-09-16Six meter vessel, white hull, two persons on board, unreported nizhneyansk (71-26.00N 136-04.00E) to bolshoy…
- HYDROARC 250/22 · Exercises2022-08-30 → 2022-09-04Gunnery exercises 0200Z to 0700Z and 1400Z to 1900Z daily 03 and 04 sep in areas bound by: a. 77-55.00N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.