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Magnitude-3.4 Quake Rattles Ontario, Rancho Cucamonga
The epicenter was near Jurupa Street and Commerce Parkway in Ontario.
LOS ANGELES (CBSLA) – A magnitude 3.4 earthquake shook Ontario and Rancho Cucamonga early Tuesday morning.
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The earthquake struck at 3:33 a.m. about three miles east of the Ontario city center, five miles south of Rancho Cucamonga and 6.8 miles southeast of Fontana, according to the U.S. Geological Survey.
Find out what's happening in Los Angelesfor free with the latest updates from Patch.
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