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Minor earthquake, 3.57 mag was detected near Idyllwild in CA

Posted by admin on August 15, 2025 0 Comments

A minor earthquake with magnitude 3.57 (ml/mb) was reported 10 kilometers (6 miles) from Idyllwild in CA on Friday. Global date and time of event UTC/GMT: 15/08/25 / 2025-08-15 16:43:29 / August 15, 2025 @ 4:43 pm. The 3.57-magnitude earthquake has occurred at 16:43:29 / 4:43 pm (local time epicenter). Exact location of earthquake, -116.8006668° West, 33.6764984° North, depth 16.34 km. The earthquake occurred at a depth of 16.34 km (10 miles). Event ids that are associated to the earthquake: ci41261536. Id of event: ci41261536.

Epicenter of the earthquake was 63 km (39 miles) from Riverside (c. 303 900 pop), 66 km (41 miles) from San Bernardino (c. 209 900 pop), 75 km (46 miles) from Fontana (c. 196 100 pop), 49 km (31 miles) from Moreno Valley (c. 193 400 pop), 76 km (47 miles) from Oceanside (c. 167 100 pop), 74 km (46 miles) from Corona (c. 152 400 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Laguna Hills, Encinitas, Poway (min 5000 pop).

There are an estimated 130,000 minor quakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days seven, in the past 30 days fifteen and in the last 365 days sixty earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel it?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 10 km SW of Idyllwild, CA. This data comes from the USGS Earthquake Notification Service.

CA Corona Encinitas Fontana Idyllwild Laguna Hills Moreno Valley Oceanside Poway Riverside San Bernardino United States

More information

Parameter	Value	Description
Magnitude	3.57 mb	The magnitude for the event.
Longitude	-116.8006668° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	33.6764984° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	16.34 km	Depth of the event in kilometers.
Place	10 km SW of Idyllwild, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-08-15 16:43:29	Time when the event occurred. UTC/GMT
Updated	2025-08-15 16:47:31	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	2	The total number of felt reports
CDI	2.7	The maximum reported intensity for the event.
MMI	3.089	The maximum estimated instrumental intensity for the event.
Alert Level		The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status	reviewed	Indicates whether the event has been reviewed by a human.
Tsunami	0	This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG	197	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	ci	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,ci,	A comma-separated list of network contributors.
Number of Stations Used	111	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.0996	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.2 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	13	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mlr	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	ci41261536	Id of event.
Event Code	41261536	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ci41261536,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.57 mag was detected near Idyllwild in CA

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