2021-07-31 15:39:20 (M5.5) Gulf of California 27.6 -111.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M5.5 Earthquake - Gulf of California

Preliminary Report

Magnitude	5.5
Date-Time	31 Jul 2021 15:39:21 UTC 31 Jul 2021 09:39:21 near epicenter 31 Jul 2021 07:39:21 standard time in your timezone
Location	27.615N 111.508W
Depth	10 km
Distances	59.5 km (36.9 mi) SW of San Carlos, Mexico 69.0 km (42.8 mi) WSW of Heroica Guaymas, Mexico 78.5 km (48.7 mi) WSW of Empalme, Mexico 80.9 km (50.2 mi) ENE of Santa Rosal�a, Mexico 172.9 km (107.2 mi) SSW of Hermosillo, Mexico
Location Uncertainty	Horizontal: 5.7 km; Vertical 1.9 km
Parameters	Nph = 51; Dmin = 79.4 km; Rmss = 1.17 seconds; Gp = 111° Version =
Event ID	us 6000f109

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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