2025-12-21 03:47:59 (M5.2) east of the Kuril Islands 43.5 148.0 (70fa9)

M5.2 Earthquake - east of the Kuril Islands

Preliminary Report

Magnitude	5.2
Date-Time	Universal Time (UTC): 21 Dec 2025 03:48:00 Time near the Epicenter (1): 21 Dec 2025 14:48:00 Time in your area (1): 21 Dec 2025 09:18:00
Location	43.457N 148.011E
Depth	10 km
Distances	110.8 km (68.7 mi) ESE of Shikotan, Russia 197.9 km (122.7 mi) E of Nemuro, Japan 233.7 km (144.9 mi) E of Shibetsu, Japan 246.0 km (152.5 mi) E of Nakashibetsu, Japan 542.4 km (336.3 mi) E of Sapporo, Japan
Location Uncertainty	Horizontal: 4.4 km; Vertical 1.8 km
Parameters	Nph = 83; Dmin = 428.7 km; Rmss = 1.06 seconds; Gp = 100° Version =
Event ID	us 6000rwa0

(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


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