We have recorded and located 195 earthquakes in the last week. Click here to see a summary and map .
At 6:50 am this morning, a M3.0 quake occurred offshore 10 miles south-southwest of Santa Cruz Island (a member of the Channel Islands) or 31 miles south-soutwest of Ventura. If it was felt, we have not received any reports as yet.
We have recorded and located 187 earthquakes in the last week. Click here to see a summary and map .
Two quakes were felt in Southern California overnight. The first occurred at 5:52 pm in northern Baja, 65 miles south-southwest of Calexico. The magnitude was M3.4. This quake was felt by someone in El Centro.
Later, at 12:46 am, a small quake was felt in the South Bay area. Magnitude was M2.5, and the epicenter was located offshore, 5 miles northwest of Palos Verdes Point or 6 miles southwest of Manhattan Beach. Felt reports came from El Segundo, Redondo Beach, Manhattan Beach, and Rancho Palos Verdes.
The eastern part of Imperial Valley was shaken early this afternoon by a M3.9 quake. The quake occurred at 12:43 pm, and had an epicenter 8 miles south of Salton City. The largest aftershock so far was a M2.0 at 2:26 pm. The M3.9 was felt as far away as Palm Springs and El Centro.
We have recorded and located 193 earthquakes in the last week. Click here to see a summary and map .
Note that Central California experienced a widely-felt earthquake late last night. The Northern California Seismic Network (NCSN) reported the quake at magnitued M5.2, located 3 miles southwest of Gilroy or 14 miles northwest of Hollister, in the Santa Cruz Mtns. For further information, click on the "Map of Recent Earthquake Activity" link above.
A M2.8 quake occurred this afternoon at 2:33 pm, located 17 miles south of the town of Lake Isabella. It was felt in Caliente. This quake is not part of the Walker Pass series, but a new location further to the southwest.
Quite a few people felt a M2.1 in the southern San Fernando Valley last night. The time was 11:24 pm, and the epicenter was located 2 miles south-southeast of Encino. "Felt reports" came from Encino, North Hollywood, Studio City, Sherman Oaks, Van Nuys, Valley Village, Valley Glen.
Interestingly, there was a M1.7 quake in the Culver City area only a few minutes later, at 11:50 pm. That epicenter was 2 miles west-northwest of Culver City, or 3 miles south of Century City. A M1.7 is generally too small for people to feel. This quake was not an aftershock of the earlier M2.1, because it occurred at a completely different location.
We have recorded and located 261 earthquakes in the last week. Click here to see a summary and map .
Another M3.1 Walker Pass quake occurred this afternoon at 3:31 pm. The location was 24 miles south-southwest of Coso Jucntion, or 23 miles east-northeast of the town of Lake Isabella.
The largest activity in the southern California region overnight was a M2.8 in the Coso Range area, at 7:02 pm. The epicenter was located 7 miles north-northeast of Coso Junction. This is a remote area, so the quake will probably not be reported felt.
There was another feelable quake overnight in the Walker Pass area. It occurred at 2:57 am. The magnitude was M3.0, and the epicenter was located 21 miles east-northeast of the town of Lake Isabella.
We have recorded and located 200 earthquakes in the last week. Click here to see a summary and map .
After a prolonged "earthquake drought", we are now experiencing a small swarm in the Walker Pass area of the southern Sierra Nevada/Tehachapi Mtns. There have been three noticable quakes: a M3.0 at 4:02 pm, a M2.9 at 4:03 pm, and a M3.4 at 11:00 pm yesterday. There have also been about ten more smaller ones. The epicenters are located 23 miles east-northeast of the town of Lake Isabella, or 24 miles west-northwest of Ridgecrest, in the Sequoia National Forest. We have received no "felt" reports so far.
Southern California (north of the U.S./Mexico border and south of 36 degrees latitude) has been without any quakes over M3.0 for 26.6 days, since a M4.4 in the Joshua Tree region on April 5. The last time we had a period of quiet this long was in 1966.