2022-10-21 02:13:42 (M4.5) western Indian-Antarctic Ridge -50.6 139.4 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.5 Earthquake - western Indian-Antarctic Ridge

Preliminary Report

Magnitude	4.5
Date-Time	21 Oct 2022 02:13:42 UTC 21 Oct 2022 11:13:42 near epicenter 20 Oct 2022 18:13:42 standard time in your timezone
Location	50.592S 139.380E
Depth	10 km
Distances	1005.3 km (623.3 mi) SW of Geeveston, Australia 1039.3 km (644.4 mi) SW of Kingston, Australia 1047.9 km (649.7 mi) SW of Sandy Bay, Australia 1049.5 km (650.7 mi) SW of Hobart, Australia 1051.5 km (651.9 mi) SW of Glenorchy, Australia
Location Uncertainty	Horizontal: 10.9 km; Vertical 1.9 km
Parameters	Nph = 15; Dmin = 1047.0 km; Rmss = 0.88 seconds; Gp = 108° Version =
Event ID	us 6000ivek

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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