A 4.2 magnitude earthquake struck approximately 10 kilometers northeast of Lake Pillsbury, California, around 9:15 on Saturday night, according to the U.S. Geological Survey. The USGS reported that the intensity was rated as a level IV on the ShakeMap scale, meaning light shaking was felt in the surrounding areas. No significant damage or injuries have been reported. Residents are advised that there is a small chance of aftershocks from that series of quakes.