2022-02-28 04:57:35 (M4.3) Off the coast of Bio-Bio, Chile -37.0 -74.0 (90be5)

M4.3 Earthquake - Off the coast of Bio-Bio, Chile

Preliminary Report

Magnitude	4.3
Date-Time	28 Feb 2022 04:57:35 UTC 28 Feb 2022 00:57:35 near epicenter 27 Feb 2022 20:57:35 standard time in your timezone
Location	37.008S 74.035W
Depth	13 km
Distances	69.0 km (42.8 mi) WNW of Arauco, Chile 74.7 km (46.3 mi) NNW of Lebu, Chile 78.5 km (48.7 mi) W of Lota, Chile 79.7 km (49.4 mi) W of Coronel, Chile 90.0 km (55.8 mi) WSW of Concepci�n, Chile
Location Uncertainty	Horizontal: 3.3 km; Vertical 8.1 km
Parameters	Nph = 32; Dmin = 80.6 km; Rmss = 0.65 seconds; Gp = 207° Version =
Event ID	us 6000h0ni

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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