An earthquake was felt by many people in San Bernardino County. It happened at 11:50 a.m. and was centered in Rancho Cucamonga.

The graph below shows how the event was measured at several different monitoring stations.

The shaking was felt in the nearby cities of Upland, Ontario and San Bernardino.

There have been no reports of damage.

– posted at 11:56 a.m. by Craig Fiegener