From: mailto: == PRELIMINARY REPORT ==

Event type: Earthquake Region: northern Sumatra, Indonesia Geographic coordinates: 3 018N, 99 038E Magnitude: 6 9 Depth: 183 km 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 20:54:53

Location with respect to nearby cities: 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

ADDITIONAL PARAMETERS

event ID : us 6000tkyk

This event has been reviewed by a seismologist

(1) Nominal Standard Time; local and daylight savings time zone may differ For subsequent updates, maps, and technical information, see: https://earthquake usgs gov/earthquakes/eventpage/us6000tkyk?utm_medium=email&utm_source=ENS&utm_campaign=realtime or https://earthquake usgs gov/

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