Minor earthquake: M3.09 quake has struck near Kenwood in CA

A minor earthquake with magnitude 3.09 (ml/mb) was reported 6 kilometers (4 miles) from Kenwood in CA on Monday. The temblor was picked up at 08:06:34 / 8:06 am (local time epicenter). Id of earthquake: nc75272546. Event ids that are associated: nc75272546. Date and time of earthquake in UTC/GMT: 01/12/25 / 2025-12-01 08:06:34 / December 1, 2025 @ 8:06 am. The earthquake occurred at a depth of 3.9000000953674 km (2 miles). Exact location of event, longitude -122.6121673584 West, latitude 38.390335083008 North, depth = 3.9000000953674 km.

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). The epicenter was 70 km (44 miles) from San Francisco (c. 805 200 pop), 72 km (45 miles) from Oakland (c. 390 700 pop), 11 km (7 miles) from Santa Rosa (c. 167 800 pop), 68 km (43 miles) from Concord (c. 122 100 pop), 44 km (28 miles) from Vallejo (c. 115 900 pop). Nearest cities/city/towns to hypocenter/epicentrum was Woodland, Alamo, Davis (min 5000 pop).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days eight, in the past 30 days eighteen and in the last 365 days sixty earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 130,000 minor quakes in the world.

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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 WSW of Kenwood, CA.

Alamo CA Concord Davis Kenwood Oakland San Francisco Santa Rosa United States Vallejo Woodland

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Parameter	Value	Description
Magnitude	3.09 mb	The magnitude for the event.
Longitude	-122.6121673584° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	38.390335083008° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	3.9000000953674 km	Depth of the event in kilometers.
Place	6 km WSW of Kenwood, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-12-01 08:06:34	Time when the event occurred. UTC/GMT
Updated	2025-12-01 08:13:25	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	3.4	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	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	148	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	0.04942	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.13 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	23	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	ml	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	nc75272546	Id of event.
Event Code	75272546	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc75272546,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.09 quake has struck near Kenwood in CA

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