Minor earthquake 2.83 mag, 7 km ESE of Clayton, CA

A minor earthquake magnitude 2.83 (ml/mb) strikes 7 kilometers (4 miles) from Clayton in CA on Sunday. The earthquake occurred at a depth of 4.1900000572205 km (3 miles) below the earth’s surface. Event id: nc75195946. Ids that are associated to the earthquake: nc75195946. The 2.83-magnitude earthquake has occurred at 07:42:55 / 7:42 am (local time epicenter). Exact location of earthquake, -121.85483551025° West, 37.935165405273° North, depth 4.1900000572205 km. Date and time of earthquake in UTC/GMT: 15/06/25 / 2025-06-15 07:42:55 / June 15, 2025 @ 7:42 am.

Country/countries that might be effected, United States (c. 310 233 000 pop). Event epicenter was 66 km (41 miles) from San Jose (c. 945 900 pop), 53 km (33 miles) from San Francisco (c. 805 200 pop), 39 km (24 miles) from Oakland (c. 390 700 pop), 50 km (31 miles) from Stockton (c. 291 700 pop), 45 km (28 miles) from Fremont (c. 214 100 pop). Nearest cities/city/towns to hypocenter/epicentrum was West Sacramento, Escalon, Saratoga (min 5000 pop).

In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days four and in the last 365 days twenty-nine earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. There are an estimated 1,300,000 minor quakes in the world each year.

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Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 7 km ESE of Clayton, CA. This data comes from the USGS Earthquake Notification Service.

CA Clayton Escalon Fremont Oakland San Francisco San Jose Saratoga Stockton United States West Sacramento

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Parameter	Value	Description
Magnitude	2.83 mb	The magnitude for the event.
Longitude	-121.85483551025° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	37.935165405273° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	4.1900000572205 km	Depth of the event in kilometers.
Place	7 km ESE of Clayton, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-06-15 07:42:55	Time when the event occurred. UTC/GMT
Updated	2025-06-15 07:52:30	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	17	The total number of felt reports
CDI	4.1	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	130	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	53	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.04724	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.24 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	85	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	nc75195946	Id of event.
Event Code	75195946	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc75195946,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake 2.83 mag, 7 km ESE of Clayton, CA

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