Minor earthquake, 2.83 mag has occurred near Berkeley in CA

A minor earthquake magnitude 2.83 (ml/mb) has occurred on Thursday, 3 kilometers (2 miles) from Berkeley in CA. The 2.83-magnitude earthquake was detected at 12:55:32 / 12:55 pm (local time epicenter). Exact time and date of event in UTC/GMT: 25/09/25 / 2025-09-25 12:55:32 / September 25, 2025 @ 12:55 pm. The earthquake occurred at a depth of 8.3800001144409 km (5 miles) below the earth’s surface. Exact location of event, longitude -122.24133300781 West, latitude 37.857666015625 North, depth = 8.3800001144409 km. All ids that are associated to the event: nc75241837. Unique identifier: nc75241837.

Epicenter of the event was 65 km (41 miles) from San Jose (c. 945 900 pop), 18 km (11 miles) from San Francisco (c. 805 200 pop), 6 km (4 miles) from Oakland (c. 390 700 pop), 41 km (25 miles) from Fremont (c. 214 100 pop), 77 km (48 miles) from Santa Rosa (c. 167 800 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Santa Rosa, Roseland, Dixon.

In the past 24 hours, there have been 0, in the last 10 days three, in the past 30 days four and in the last 365 days twenty-six earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 1,300,000 minor quakes in the world each year. Earthquakes 2.5 to 2.9 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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 3 km SE of Berkeley, CA. This information comes from the USGS Earthquake Notification Service.

Berkeley CA Dixon Fremont Oakland Roseland San Francisco San Jose Santa Rosa United States

More information

Parameter	Value	Description
Magnitude	2.83 mb	The magnitude for the event.
Longitude	-122.24133300781° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	37.857666015625° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	8.3800001144409 km	Depth of the event in kilometers.
Place	3 km SE of Berkeley, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-09-25 12:55:32	Time when the event occurred. UTC/GMT
Updated	2025-09-25 12:59:11	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	4	The total number of felt reports
CDI	2.7	The maximum reported intensity for the event.
MMI		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	automatic	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	124	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	nc	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,nc,	A comma-separated list of network contributors.
Number of Stations Used	74	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.01644	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.07 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	30	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	md	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	nc75241837	Id of event.
Event Code	75241837	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc75241837,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.83 mag has occurred near Berkeley in CA

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