2022-07-30 12:46:41 (M4.0) Near the coast of Bio-Bio, Chile -36.9 -73.0 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - Near the coast of Bio-Bio, Chile

Preliminary Report

Magnitude	4.0
Date-Time	30 Jul 2022 12:46:41 UTC 30 Jul 2022 08:46:41 near epicenter 30 Jul 2022 04:46:41 standard time in your timezone
Location	36.875S 72.954W
Depth	55 km
Distances	8.7 km (5.4 mi) NE of Chiguayante, Chile 10.1 km (6.2 mi) ESE of Concepci�n, Chile 15.4 km (9.5 mi) SSE of Penco, Chile 22.1 km (13.7 mi) SE of Talcahuano, Chile 24.2 km (15.0 mi) NE of Coronel, Chile
Location Uncertainty	Horizontal: 3.7 km; Vertical 8.4 km
Parameters	Nph = 32; Dmin = 25.4 km; Rmss = 0.66 seconds; Gp = 128° Version =
Event ID	us 6000i6sa

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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