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 · 182 cancelled
- HYDROARC 251/26 · Icebergs2026-09-23 → 2026-09-23Icebergs are reported in the Laptev Sea off Russia on 23 September at three positions; this notice is cancelled on 26 September.
- HYDROARC 249/26 · Icebergs2026-09-22 → 2026-09-23Icebergs are reported in the Laptev Sea off Russia at six positions on 22 September, and this warning is cancelled on 25 September.
- HYDROARC 231/26 · Icebergs2026-09-13 → 2026-09-14An iceberg is reported in the Laptev Sea, Russia, at 76-51.50N 114-53.20E on 13 September 2026, with the notice cancelled 16 September 2026.
- HYDROARC 230/26 · Icebergs2026-09-11 → 2026-09-14Icebergs are reported at five locations in the Laptev Sea off Russia on 11 September at 1120 UTC; the warning cancels on 14 September 2026 at 1621 UTC.
- HYDROARC 224/26 · Icebergs2026-09-09 → 2026-09-10An iceberg is reported in the Laptev Sea off Russia at 78-15.50N 104-58.90E on 9 September, with the message cancelled 12 September.
- HYDROARC 220/26 · Icebergs2026-09-08 → 2026-09-08Iceberg reported in Laptev Sea, Russia, at 76-59.60N 112-52.40E.
- HYDROARC 219/26 · Icebergs2026-09-07 → 2026-09-08Icebergs reported at numerous positions in Laptev Sea, Russia; warning cancels 10 September 2026.
- HYDROARC 217/26 · Icebergs2026-09-06 → 2026-09-08Icebergs reported at 061355Z September in Laptev Sea, Russia, area bounded by 79-27N 106-59E, 76-45N 119-55E, 75-51N 124-51E, 77-44N 099-52E; cancel 091400Z September.
- HYDROARC 208/26 · Icebergs2026-09-03 → 2026-09-03Icebergs are reported in Laptev Sea, Russia, on September 3 at 78-00.50N 112-31.00E, 76-21.50N 116-23.80E, 75-58.20N 112-41.10E.
- HYDROARC 205/26 · Icebergs2026-09-02 → 2026-09-03Icebergs reported in Laptev Sea, Russia, in area bounded by 78-20N 108-00E, 77-46N 115-23E, 77-20N 116-57E, 77-22N 117-12E, 77-09N 117-37E.
- HYDROARC 196/26 · Icebergs2026-08-31 → 2026-08-31Iceberg reported in 77-48.20N 114-58.20E
- HYDROARC 177/26 · Icebergs2026-08-19 → 2026-08-19Icebergs reported in Laptev Sea at 79-07.70N 109-47.60E and 79-00.60N 110-02.70E on Aug 19.
- HYDROARC 169/26 · Icebergs2026-08-13 → 2026-08-21Six icebergs reported in Laptev Sea, Russia, at 13 Aug 09:00 UTC.
- HYDROARC 282/23 · Icebergs2023-11-05 → 2023-11-08Icebergs reported at 050025Z nov in: a. 77-38.00N 106-00.00E
- HYDROARC 246/23 · Icebergs2023-10-06 → 2023-10-09Iceberg reported in 76-55.10N 112-28.30E at 050748Z oct
- HYDROARC 217/23 · Icebergs2023-09-13 → 2023-09-16Icebergs reported at 120815Z sep in: a. 77-00.00N 112-18.10E
- 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
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.