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Minor earthquake, 2.89 mag was detected near Petrolia in CA


Earthquake location 40.254165649414S, -124.62767028809WA minor earthquake with magnitude 2.89 (ml/mb) was reported 30 kilometers (19 miles) from Petrolia in CA on Sunday. Id of earthquake: nc75099506. Event ids that are associated: nc75099506. Date and time of earthquake in UTC/GMT: 08/12/24 / 2024-12-08 13:24:47 / December 8, 2024 @ 1:24 pm. The temblor was reported at 13:24:47 / 1:24 pm (local time epicenter). Exact location of earthquake, longitude -124.62767028809 West, latitude 40.254165649414 North, depth = 17.309999465942 km. The earthquake occurred at a depth of 17.309999465942 km (11 miles).

Event epicenter was 72 km (45 miles) from Eureka (c. 27 200 pop), 55 km (34 miles) from Fortuna (c. 11 900 pop). Nearest cities/city/villages to epicentrum/hypocenter was Eureka, Fortuna (min 5000 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

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. In the past 24 hours, there have been seven, in the last 10 days one hundred and five, in the past 30 days one hundred and six and in the last 365 days one hundred and thirty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 30 km W of Petrolia, CA. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.89 mb The magnitude for the event.
Longitude -124.62767028809° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.254165649414° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 17.309999465942 km Depth of the event in kilometers.
Place 30 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 2024-12-08 13:24:47 Time when the event occurred. UTC/GMT
Updated 2024-12-08 13:26:50 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 128 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 14 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.3504 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 291 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 nc75099506 Id of event.
Event Code 75099506 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc75099506, A comma-separated list of event ids that are associated to an event.

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