Minor earthquake: M2.91 quake has struck near Willows in CA

A minor earthquake with magnitude 2.91 (ml/mb) was detected on Monday, 14 kilometers (9 miles) from Willows in CA. Exact location of event, depth 19.770000457764 km, -122.03733062744° West, 39.551998138428° North. Event id: nc75234827. Ids that are associated to the earthquake: nc75234827. The temblor was detected at 07:30:23 / 7:30 am (local time epicenter). Exact time and date of earthquake 08/09/25 / 2025-09-08 07:30:23 / September 8, 2025 @ 7:30 am UTC/GMT. The epicenter of the earthquake was roughly 19.770000457764 km (12 miles) below the earth’s surface.

Nearest cities/city/villages to epicentrum/hypocenter was Plumas Lake, Red Bluff, Olivehurst (min 5000 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Event epicenter was 26 km (16 miles) from Chico (c. 86 200 pop), 58 km (36 miles) from Yuba City (c. 64 900 pop), 42 km (26 miles) from Paradise (c. 26 200 pop), 63 km (39 miles) from Linda (c. 17 800 pop), 41 km (26 miles) from Oroville (c. 15 500 pop).

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

Did you feel anything?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 14 km E of Willows, CA. This data comes from the USGS Earthquake Notification Service.

CA Chico Linda Olivehurst Oroville Paradise Plumas Lake Red Bluff United States Willows Yuba City

More information

Parameter	Value	Description
Magnitude	2.91 mb	The magnitude for the event.
Longitude	-122.03733062744° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	39.551998138428° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	19.770000457764 km	Depth of the event in kilometers.
Place	14 km E of Willows, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-09-08 07:30:23	Time when the event occurred. UTC/GMT
Updated	2025-09-08 07:32:02	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt		The total number of felt reports
CDI		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	20	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.05537	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.27 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	60	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	nc75234827	Id of event.
Event Code	75234827	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc75234827,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M2.91 quake has struck near Willows in CA

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