The US Geological Survey reported an M3.5 earthquake, about 11 km (6.8 miles) south-southeast of Ridgemark, central California, on October 18, 2016, 22:09 UTC. The quake that occurred at a depth of 7.7 km (4.7 miles) is the latest in the series of small tremors reported in the area.
No immediate damage was reported while residents of the Salinas and Hollister area experienced weak shaking. According to the USGS, four other earthquakes which occurred in October, of magnitude greater than 2.5, were also centered in Ridgemark.
M3.8 earthquake in Ridgemark, California, October 18, 2016, 22:09 UTC. Image credit: USGS
Central California earthquakes - 7 days / all magnitudes by October 19, 2016. Credit: USGS
Over the last seven days, 8 earthquakes of the magnitude greater than 2.5 were recorded in California. The latest one observed in Ridgemark was the strongest while others ranged between M2.5 and M2.8.
In the last 30 days, 92 earthquakes were reported in California, the strongest of which occurred on October 8, 22:43 UTC. It was 3.7 in magnitude, and located 5 km (3 miles) south of Loma Linda, at a depth of 14.1 km (8.7 miles).
Featured image credit: USGS