Minor earthquake: M3.35 quake has struck near Fortuna in CA

A minor earthquake magnitude 3.35 (ml/mb) strikes 6 kilometers (4 miles) from Fortuna in CA on Saturday. Global date and time of event UTC/GMT: 06/12/25 / 2025-12-06 00:34:20 / December 6, 2025 @ 12:34 am. The epicenter was at a depth of 11.359999656677 km (7 miles). Exact location of event, longitude -124.19000244141 West, latitude 40.55033493042 North, depth = 11.359999656677 km. The temblor was detected at 00:34:20 / 12:34 am (local time epicenter). Event id: nc75275021. Ids that are associated to the earthquake: nc75275021.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was McKinleyville, Arcata, Bayside. Close country/countries, United States (c. 310 233 000 pop) (That might be effected). Epicenter of the earthquake was 28 km (17 miles) from Eureka (c. 27 200 pop), 36 km (23 miles) from Arcata (c. 17 200 pop), 34 km (21 miles) from Bayside (c. 17 100 pop), 45 km (28 miles) from McKinleyville (c. 15 200 pop), 6 km (4 miles) from Fortuna (c. 11 900 pop).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. 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 four and in the last 365 days two hundred and fifteen earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel the quake?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 6 km SSW of Fortuna, CA.

More information

Parameter	Value	Description
Magnitude	3.35 mb	The magnitude for the event.
Longitude	-124.19000244141° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.55033493042° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	11.359999656677 km	Depth of the event in kilometers.
Place	6 km SSW of Fortuna, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-12-06 00:34:20	Time when the event occurred. UTC/GMT
Updated	2025-12-06 00:42:17	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	3	The total number of felt reports
CDI	4.3	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	174	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	41	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.0202	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.14 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	137	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	nc75275021	Id of event.
Event Code	75275021	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc75275021,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.35 quake has struck near Fortuna in CA

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