The quake hit at 5:01 p.m. just west-northwest of Calipatria at a depth of about two miles. There were more than a dozen smaller quakes in the area registered shortly afterward, including another registering 3.8, in addition to several smaller ones that were recorded earlier in the day.
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The Salton Sea area is prone to earthquakes and in the recent past has reported significant earthquake swarms - hundreds of small temblors recorded over a period of days.
RELATED: Dozens of earthquakes hit in swarm near Salton Sea area
Dozens of earthquakes hit in swarm near Salton Sea area
There were no reports of damage or injury.
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Tuesday is the 50th anniversary of the destructive Sylmar earthquake.
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