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3.1 earthquake shakes Chino Hills area

August 1, 2010 12:00:00 AM PDT
A magnitude 3.1 earthquake rattled east Los Angeles County about 3:42 p.m. Sunday, according to the U.S. Geological Survey.It was centered near Chino Hills on the L.A. and San Bernardino county line, about 5 miles east of Diamond Bar.

It's the same area where a couple smaller quakes hit earlier Sunday. One was a magnitude 1.4 quake at 3:38 a.m., the other a magnitude 1.1 quake at 7:22 a.m.

There have been no reports of injuries or damage.

CNS contributed to this report.