2025-07-19 00:40:13 (M4.2) Sumba region, Indonesia -10.6 120.2 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.2 Earthquake - Sumba region, Indonesia

Preliminary Report

Magnitude	4.2
Date-Time	Universal Time (UTC): 19 Jul 2025 00:40:13 Time near the Epicenter (1): 19 Jul 2025 08:40:13 Time in your area (1): 18 Jul 2025 16:40:13
Location	10.595S 120.184E
Depth	10 km
Distances	104.2 km (64.6 mi) S of Waingapu, Indonesia 165.5 km (102.6 mi) SE of Tambolaka, Indonesia 221.6 km (137.4 mi) S of Ruteng, Indonesia 234.4 km (145.3 mi) S of Labuan Bajo, Indonesia 377.8 km (234.2 mi) W of Kupang, Indonesia
Location Uncertainty	Horizontal: 4.2 km; Vertical 1.9 km
Parameters	Nph = 22; Dmin = 103.1 km; Rmss = 0.83 seconds; Gp = 83° Version =
Event ID	us 7000qdku

(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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