Quakes

43 km se of severo-kuril’sk, russia

43 km SE of Severo-Kuril’sk, Russia · USGS-US6000TKVJ

What this record establishes

Cancelled notice · 2026-08-18 00:43Z

The stored record marks this notice cancelled. The cancellation basis does not establish that the reported hazard was removed.

Source and dates
USGS earthquakes at sea, M 5.5+ (FDSN event service) · USGS NEIC. Issued 2026-08-15 00:43Z. First collected 2026-09-05 06:18Z; last seen in collection 2026-09-14 00:18Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
43 km SE of Severo-Kuril’sk, Russia. The parsed report position is 50.373, 156.509. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the North Pacific Ocean →

issued
2026-08-15 00:43Z
status
Cancelled notice
self-cancels
2026-08-18 00:43Z
authority
USGS NEIC
issued by
USGS NEIC
sea
North Pacific Ocean
position
50.373, 156.509
source
USGS earthquakes at sea, M 5.5+ (FDSN event service) · first seen 2026-09-05 06:18Z

Original warning text

43 KM SE OF SEVERO-KURIL’SK, RUSSIA.
1. EARTHQUAKE MAGNITUDE 5.5 (MB) IN 50.373N 156.509E, DEPTH 72 KM AT 150043Z AUG 26.
2. USGS EVENT US6000TKVJ. https://earthquake.usgs.gov/earthquakes/eventpage/us6000tkvj

Reading this warning

Date-time group (DTG)
A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.

All warning terms →

Collected reports in this area · earthquake & tsunami bulletins

172 within 180 nm since 1998 · 23 in the last 12 months · 0 listed in force now

98
00
05
10
15
20
25
26

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Month of issue in the collected archive

J
F
M
A
M
J
J
A
S
O
N
D

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

3 earthquake & tsunami bulletins listed in force · see all

Record snapshot 2026-09-27 02:15Z; source collection times vary.

Quakes

Undersea earthquakes of magnitude 5.5 and above (USGS) and the tsunami bulletins NAVAREA coordinators relay. All current earthquake & tsunami bulletins →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.