2021-08-29 13:05:34 (M4.4) northern Sumatra, Indonesia 2.8 99.0 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.4 Earthquake - northern Sumatra, Indonesia

Preliminary Report

Magnitude	4.4
Date-Time	29 Aug 2021 13:05:35 UTC 29 Aug 2021 20:05:35 near epicenter 29 Aug 2021 05:05:35 standard time in your timezone
Location	2.811N 98.987E
Depth	164 km
Distances	17.3 km (10.7 mi) NNE of Parapat, Indonesia 18.8 km (11.7 mi) SSW of Pematangsiantar, Indonesia 22.5 km (13.9 mi) NE of Tomok Bolon, Indonesia 39.4 km (24.4 mi) SSW of Pekan Bahapal, Indonesia 92.6 km (57.4 mi) SSE of Medan, Indonesia
Location Uncertainty	Horizontal: 7.4 km; Vertical 1.3 km
Parameters	Nph = 63; Dmin = 14.7 km; Rmss = 0.70 seconds; Gp = 66° Version =
Event ID	us 7000f5fm

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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