2021-09-23 00:03:43 (M4.9) central Mongolia 45.0 100.6 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.9 Earthquake - central Mongolia

Preliminary Report

Magnitude	4.9
Date-Time	23 Sep 2021 00:03:43 UTC 23 Sep 2021 08:03:43 near epicenter 22 Sep 2021 16:03:43 standard time in your timezone
Location	44.977N 100.596E
Depth	10 km
Distances	129.4 km (80.3 mi) WNW of Hovd, Mongolia 135.7 km (84.1 mi) S of Bayanhongor, Mongolia 222.1 km (137.7 mi) SW of Arvayheer, Mongolia 343.3 km (212.8 mi) WNW of Dalandzadgad, Mongolia 371.8 km (230.5 mi) ESE of Altai, Mongolia
Location Uncertainty	Horizontal: 8.9 km; Vertical 1.9 km
Parameters	Nph = 84; Dmin = 547.7 km; Rmss = 0.59 seconds; Gp = 68° Version =
Event ID	us 7000fdnl

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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