Minor earthquake: M3.71 quake has struck near Petrolia in CA

A minor earthquake with magnitude 3.71 (ml/mb) was detected on Friday, 59 kilometers (37 miles) from Petrolia in CA. Exact location of earthquake, -124.97299957275° West, 40.385665893555° North, depth 0.46999999880791 km. The temblor was reported at 11:56:08 / 11:56 am (local time epicenter). Date and time of earthquake in UTC/GMT: 06/12/24 / 2024-12-06 11:56:08 / December 6, 2024 @ 11:56 am. The epicenter of the earthquake was roughly 0.46999999880791 km (0 miles) below the earth’s surface. Event id: nc75097556. Ids that are associated to the earthquake: nc75097556.

Close country/countries that might be effected, United States (c. 310 233 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Eureka, Fortuna. The epicenter was 83 km (51 miles) from Eureka (c. 27 200 pop), 73 km (45 miles) from Fortuna (c. 11 900 pop).

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

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city 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: 59 km WNW of Petrolia, CA.

CA Eureka Fortuna Petrolia United States

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Parameter	Value	Description
Magnitude	3.71 mb	The magnitude for the event.
Longitude	-124.97299957275° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.385665893555° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	0.46999999880791 km	Depth of the event in kilometers.
Place	59 km WNW 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	2024-12-06 11:56:08	Time when the event occurred. UTC/GMT
Updated	2024-12-06 11:58:43	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	212	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	104	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.4916	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.21 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	244	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	nc75097556	Id of event.
Event Code	75097556	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc75097556,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.71 quake has struck near Petrolia in CA

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