A light earthquake magnitude 4.35 (ml/mb) strikes 6 kilometers (4 miles) from Muscoy in CA on Thursday. Id of earthquake: ci41249496. Event ids that are associated: ci41249496, ew1753979540. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.35-magnitude earthquake was detected at 16:32:24 / 4:32 pm (local time epicenter). Exact time and date of earthquake 31/07/25 / 2025-07-31 16:32:24 / July 31, 2025 @ 4:32 pm UTC/GMT. Exact location of earthquake, -117.411499° West, 34.1551666° North, depth 5.3 km. The earthquake was roughly at a depth of 5.3 km (3 miles).

The epicenter was 77 km (48 miles) from Los Angeles (c. 3 792 600 pop), 84 km (52 miles) from Long Beach (c. 462 300 pop), 58 km (36 miles) from Anaheim (c. 336 300 pop), 62 km (39 miles) from Santa Ana (c. 324 500 pop), 22 km (14 miles) from Riverside (c. 303 900 pop), 66 km (41 miles) from Irvine (c. 212 400 pop). Nearest cities/city/towns to hypocenter/epicentrum was Camp Pendleton North, San Pedro, Century City (min 5000 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop).

In the past 24 hours, there have been three, in the last 10 days seven, in the past 30 days seven and in the last 365 days fourty earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 6 km W of Muscoy, CA.

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