2026-08-15 10:54:52 (M6.9) northern Sumatra, Indonesia 3.0 99.0 (70fa9)

M6.9 Earthquake - northern Sumatra, Indonesia

Preliminary Report

Magnitude	6.9
Date-Time	Universal Time (UTC): 15 Aug 2026 10:54:53 Time near the Epicenter (1): 15 Aug 2026 17:54:53 Time in your area (1): 15 Aug 2026 16:24:53
Location	3.018N 99.038E
Depth	183 km
Distances	7.3 km (4.5 mi) NNW of Pematangsiantar, Indonesia 18.4 km (11.4 mi) SW of Pekan Bahapal, Indonesia 37.0 km (23.0 mi) SSW of Tebingtinggi, Indonesia 40.9 km (25.3 mi) NNE of Parapat, Indonesia 74.9 km (46.4 mi) SSE of Medan, Indonesia
Location Uncertainty	Horizontal: 7.2 km; Vertical 6.2 km
Parameters	Nph = 109; Dmin = 249.4 km; Rmss = 0.90 seconds; Gp = 39° Version =
Event ID	us 6000tkyk

(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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