VENTURA (CBSLA) —A swarm of earthquakes rattled the Ventura area early Thursday morning.

A magnitude-3.3 earthquake was followed by a 3.4 temblor within minutes about 4 miles west of Ventura, in the Pacific Ocean, at about 5 a.m., according to the U.S. Geological Survey.

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The two were the biggest of a swarm of 11 earthquakes that hit the area Thursday morning.

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Most of the shaking was felt in neighboring cities like Oxnard, Port Hueneme, and Camarillo. But people as far as Sylmar and Pomona also reported feeling the first earthquake.

There were no reports of injuries or damage.

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A magnitude-3.5 earthquake also struck about 10 miles north-northeast of Ridgecrest about 20 minutes earlier. Ridgecrest has been trembling regularly since being struck by two strong earthquakes in July.