Minor earthquake, 3.45 mag has occurred near The Geysers in CA

A minor earthquake magnitude 3.45 (ml/mb) has struck on Sunday, 3 kilometers (2 miles) from The Geysers in CA. The 3.45-magnitude earthquake was detected at 22:14:26 / 10:14 pm (local time epicenter). Event id: nc75199086. Ids that are associated to the earthquake: ew1750630470, nc75199086. Exact location of earthquake, -122.76716613769° West, 38.806167602539° North, depth 0.14000000059605 km. Exact time and date of earthquake 22/06/25 / 2025-06-22 22:14:26 / June 22, 2025 @ 10:14 pm UTC/GMT. The epicenter was at a depth of 0.14000000059605 km (0 miles).

Country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the earthquake was 41 km (25 miles) from Santa Rosa (c. 167 800 pop), 70 km (44 miles) from Napa (c. 76 900 pop), 65 km (40 miles) from Petaluma (c. 57 900 pop), 80 km (49 miles) from Novato (c. 51 900 pop), 52 km (32 miles) from Rohnert Park (c. 41 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was American Canyon, Novato, Colusa (min 5000 pop).

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

Did you feel the quake?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 3 km of The Geysers, CA. This data comes from the USGS Earthquake Notification Service.

American Canyon CA Colusa Napa Novato Petaluma Rohnert Park Santa Rosa The Geysers United States

More information

Parameter	Value	Description
Magnitude	3.45 mb	The magnitude for the event.
Longitude	-122.76716613769° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	38.806167602539° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	0.14000000059605 km	Depth of the event in kilometers.
Place	3 km of The Geysers, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-06-22 22:14:26	Time when the event occurred. UTC/GMT
Updated	2025-06-22 22:20:07	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	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	184	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	,ew,nc,	A comma-separated list of network contributors.
Number of Stations Used	89	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.01272	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.09 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	33	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	nc75199086	Id of event.
Event Code	75199086	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ew1750630470,nc75199086,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.45 mag has occurred near The Geysers in CA

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