2025-12-21 04:03:38 (M5.1) east of the Kuril Islands 43.4 148.0 (70fa9)

M5.1 Earthquake - east of the Kuril Islands

Preliminary Report

Magnitude	5.1
Date-Time	Universal Time (UTC): 21 Dec 2025 04:03:39 Time near the Epicenter (1): 21 Dec 2025 15:03:39 Time in your area (1): 21 Dec 2025 09:33:39
Location	43.430N 148.041E
Depth	10 km
Distances	114.1 km (70.7 mi) ESE of Shikotan, Russia 200.1 km (124.1 mi) E of Nemuro, Japan 236.4 km (146.6 mi) E of Shibetsu, Japan 248.6 km (154.1 mi) E of Nakashibetsu, Japan 544.7 km (337.7 mi) E of Sapporo, Japan
Location Uncertainty	Horizontal: 9.5 km; Vertical 1.8 km
Parameters	Nph = 57; Dmin = 429.9 km; Rmss = 1.22 seconds; Gp = 112° Version =
Event ID	us 6000rwa4

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


Disclaimer

This email was sent to earthquake.tremors@gmail.com

You requested mail for events between -90.0/90.0 latitude and 180.0/-180.0 longitude (World)
for M5.0 at all times.

To change your parameters, go to: https://earthquake.usgs.gov/ens/
To unsubscribe, send a one-line reply to this message with: STOP earthquake.tremors@gmail.com