2026-08-15 19:32:30 (M5.5) Volcano Islands, Japan region 23.4 142.8 (70fa9)

M5.5 Earthquake - Volcano Islands, Japan region

Preliminary Report

Magnitude	5.5
Date-Time	Universal Time (UTC): 15 Aug 2026 19:32:30 Time near the Epicenter (1): 16 Aug 2026 05:32:30 Time in your area (1): 16 Aug 2026 01:02:30
Location	23.446N 142.787E
Depth	39 km
Distances	963.2 km (597.2 mi) NNW of Saipan, Northern Mariana Islands 984.5 km (610.4 mi) NNW of San Jose Village, Northern Mariana Islands 1119.1 km (693.8 mi) NNW of Yigo Village, Guam 1120.0 km (694.4 mi) NNW of Dededo Village, Guam 1122.2 km (695.7 mi) N of Tamuning-Tumon-Harmon Village, Guam
Location Uncertainty	Horizontal: 8.1 km; Vertical 5.9 km
Parameters	Nph = 119; Dmin = 961.6 km; Rmss = 0.95 seconds; Gp = 79° Version =
Event ID	us 6000tl36

(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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