Minor earthquake, 2.82 mag was detected near Petrolia in CA

A minor earthquake with magnitude 2.82 (ml/mb) was detected on Thursday, 66 km W of Petrolia, CA (41 miles). The epicenter of the earthquake was roughly 9.4399995803833 km (6 miles) below the earth’s surface. Unique identifier: nc75285951. Ids that are associated to the event: nc75285951. Exact location of earthquake, longitude -125.06400299072 West, latitude 40.317665100098 North, depth = 9.4399995803833 km. The 2.82-magnitude earthquake was detected at 03:13:48 / 3:13 am (local time epicenter). Date and time of earthquake in UTC/GMT: 25/12/25 / 2025-12-25 03:13:48 / December 25, 2025 @ 3:13 am.

In the past 24 hours, there have been 0, in the last 10 days two, in the past 30 days six and in the last 365 days one hundred and thirty earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 1,300,000 minor earthquakes in the world each year. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

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How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. 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: 66 km W of Petrolia, CA.

CA Petrolia

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Parameter	Value	Description
Magnitude	2.82 mb	The magnitude for the event.
Longitude	-125.06400299072° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.317665100098° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	9.4399995803833 km	Depth of the event in kilometers.
Place	66 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	2025-12-25 03:13:48	Time when the event occurred. UTC/GMT
Updated	2025-12-25 03:22:18	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	122	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	16	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.5687	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.19 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	312	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	nc75285951	Id of event.
Event Code	75285951	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc75285951,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.82 mag was detected near Petrolia in CA

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