Minor earthquake: M2.81 quake has struck near Petrolia in CA

A minor earthquake magnitude 2.81 (ml/mb) has occurred on Wednesday, 16 kilometers (10 miles) from Petrolia in CA. The temblor was picked up at 09:28:14 / 9:28 am (local time epicenter). Event id: nc75151517. Ids that are associated to the earthquake: nc75151517. The epicenter of the earthquake was roughly 23.799999237061 km (15 miles) below the earth’s surface. Exact location of event, longitude -124.42216491699 West, latitude 40.420333862305 North, depth = 23.799999237061 km. Global time and date of event 19/03/25 / 2025-03-19 09:28:14 / March 19, 2025 @ 9:28 am UTC/GMT.

Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was McKinleyville, Arcata, Bayside (min 5000 pop). Earthquake epicenter was 48 km (30 miles) from Eureka (c. 27 200 pop), 57 km (36 miles) from Arcata (c. 17 200 pop), 56 km (35 miles) from Bayside (c. 17 100 pop), 64 km (40 miles) from McKinleyville (c. 15 200 pop), 30 km (19 miles) from Fortuna (c. 11 900 pop).

There are an estimated 1,300,000 minor quakes in the world each year. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days eleven and in the last 365 days two hundred and fourty-two 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.

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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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 16 km NW of Petrolia, CA. This data comes from the USGS Earthquake Notification Service.

Arcata Bayside CA Eureka Fortuna McKinleyville Petrolia United States

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Parameter	Value	Description
Magnitude	2.81 mb	The magnitude for the event.
Longitude	-124.42216491699° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.420333862305° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	23.799999237061 km	Depth of the event in kilometers.
Place	16 km NW 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	2025-03-19 09:28:14	Time when the event occurred. UTC/GMT
Updated	2025-03-19 09:29:47	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	121	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	6	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.09547	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.03 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	258	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	nc75151517	Id of event.
Event Code	75151517	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc75151517,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M2.81 quake has struck near Petrolia in CA

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