2025-06-10 17:55:37 (M4.0) Catamarca-La Rioja region, Argentina -28.7 -67.9 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxx>]

M4.0 Earthquake - Catamarca-La Rioja region, Argentina

Preliminary Report

Magnitude	4.0
Date-Time	Universal Time (UTC): 10 Jun 2025 17:55:37 Time near the Epicenter (1): 10 Jun 2025 14:55:37 Time in your area (1): 10 Jun 2025 09:55:37
Location	28.731S 67.938W
Depth	139 km
Distances	26.5 km (16.4 mi) E of Vinchina, Argentina 64.2 km (39.8 mi) NW of Chilecito, Argentina 82.6 km (51.2 mi) SSW of Tinogasta, Argentina 113.2 km (70.2 mi) W of Arauco, Argentina 129.9 km (80.5 mi) NW of La Rioja, Argentina
Location Uncertainty	Horizontal: 8.4 km; Vertical 12.4 km
Parameters	Nph = 20; Dmin = 250.8 km; Rmss = 0.58 seconds; Gp = 167° Version =
Event ID	us 6000qjeh

(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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