2023-07-12 23:34:42 (M4.1) La Rioja-San Juan border region, Argentina -29.6 -68.2 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.1 Earthquake - La Rioja-San Juan border region, Argentina

Preliminary Report

Magnitude	4.1
Date-Time	Universal Time (UTC): 12 Jul 2023 23:34:42 Time near the Epicenter (1): 12 Jul 2023 20:34:42 Time in your area (1): 12 Jul 2023 15:34:42
Location	29.589S 68.153W
Depth	35 km
Distances	79.3 km (49.2 mi) SW of Chilecito, Argentina 92.2 km (57.2 mi) NE of San Jos� de J�chal, Argentina 127.8 km (79.3 mi) W of La Rioja, Argentina 173.3 km (107.5 mi) SW of Arauco, Argentina 178.6 km (110.7 mi) SSW of Tinogasta, Argentina
Location Uncertainty	Horizontal: 6.0 km; Vertical 1.9 km
Parameters	Nph = 41; Dmin = 192.5 km; Rmss = 0.95 seconds; Gp = 45° Version =
Event ID	us 7000kfaa

(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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