2026-02-23 03:17:10 (M4.7) Guam region 13.0 143.4 (90be5)

M4.7 Earthquake - Guam region

Preliminary Report

Magnitude	4.7
Date-Time	Universal Time (UTC): 23 Feb 2026 03:17:11 Time near the Epicenter (1): 23 Feb 2026 14:17:11 Time in your area (1): 22 Feb 2026 19:17:11
Location	13.018N 143.370E
Depth	204 km
Distances	143.5 km (89.0 mi) W of Merizo Village, Guam 161.6 km (100.2 mi) WSW of Tamuning, Guam 161.6 km (100.2 mi) WSW of Tamuning-Tumon-Harmon Village, Guam 162.3 km (100.6 mi) WSW of Mangilao Village, Guam 168.6 km (104.5 mi) WSW of Dededo Village, Guam
Location Uncertainty	Horizontal: 9.5 km; Vertical 7.4 km
Parameters	Nph = 59; Dmin = 358.2 km; Rmss = 0.45 seconds; Gp = 47° Version =
Event ID	us 6000say1

(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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