2023-05-25 23:55:22 (M4.8) western Indian-Antarctic Ridge -49.2 120.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.8 Earthquake - western Indian-Antarctic Ridge

Preliminary Report

Magnitude	4.8
Date-Time	Universal Time (UTC): 25 May 2023 23:55:22 Time near the Epicenter (1): 26 May 2023 07:55:22 Time in your area (1): 25 May 2023 15:55:22
Location	49.231S 120.490E
Depth	10 km
Distances	1587.8 km (984.4 mi) S of Little Grove, Australia 1592.2 km (987.2 mi) S of Albany, Australia 1781.8 km (1104.7 mi) SSE of Busselton, Australia 1811.5 km (1123.1 mi) SSE of Bunbury, Australia 1957.4 km (1213.6 mi) SSE of Perth, Australia
Location Uncertainty	Horizontal: 6.6 km; Vertical 1.9 km
Parameters	Nph = 19; Dmin = 1831.4 km; Rmss = 1.01 seconds; Gp = 71° Version =
Event ID	us 7000k44m

(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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