Minor earthquake, 2.84 mag was detected near Petrolia in CA

A minor earthquake with magnitude 2.84 (ml/mb) was detected on Saturday, 91 km W of Petrolia, CA (57 miles). The 2.84-magnitude earthquake has occurred at 14:29:24 / 2:29 pm (local time epicenter). The epicenter was at a depth of 10 km (6 miles). Exact location of earthquake, longitude -125.34983333333 West, latitude 40.419833333333 North, depth = 10 km. Global date and time of event UTC/GMT: 06/09/25 / 2025-09-06 14:29:24 / September 6, 2025 @ 2:29 pm. Id of earthquake: nc75233927. Event ids that are associated: nc75233927.

Every year there are an estimated 1,300,000 minor earthquakes in the world. In the past 24 hours, there have been seven, in the last 10 days ten, in the past 30 days thirteen and in the last 365 days three hundred and eleven earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel the quake?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 91 km W of Petrolia, CA.

CA Petrolia

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Parameter	Value	Description
Magnitude	2.84 mb	The magnitude for the event.
Longitude	-125.34983333333° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.419833333333° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	91 km W of Petrolia, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-09-06 14:29:24	Time when the event occurred. UTC/GMT
Updated	2025-09-17 17:32:19	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	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	124	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	83	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.7691	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.26 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	277	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	nc75233927	Id of event.
Event Code	75233927	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc75233927,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.84 mag was detected near Petrolia in CA

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