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Minor World Earthquakes Magnitude -3.9

Minor earthquake 2.92 mag, 42 km WNW of Petrolia, CA


Earthquake location 40.333666666667S, -124.77833333333WA minor earthquake magnitude 2.92 (ml/mb) has struck on Thursday, 42 kilometers (26 miles) from Petrolia in CA. The earthquake occurred at a depth of 7.23 km (4 miles) below the earth’s surface. Unique identifier: nc75096031. Ids that are associated to the event: nc75096031. Exact location of event, longitude -124.77833333333 West, latitude 40.333666666667 North, depth = 7.23 km. Exact time and date of earthquake 05/12/24 / 2024-12-05 19:26:17 / December 5, 2024 @ 7:26 pm UTC/GMT. The temblor was detected at 19:26:17 / 7:26 pm (local time epicenter).

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Eureka, Fortuna (min 5000 pop). Earthquake epicenter was 74 km (46 miles) from Eureka (c. 27 200 pop), 60 km (37 miles) from Fortuna (c. 11 900 pop).

Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been one hundred and fifty-five, in the last 10 days one hundred and sixty, in the past 30 days one hundred and sixty-two and in the last 365 days one hundred and ninety-one earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

How would you describe the shaking?

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 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: 42 km WNW of Petrolia, CA.

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More information

Parameter Value Description
Magnitude 2.92 mb The magnitude for the event.
Longitude -124.77833333333° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.333666666667° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7.23 km Depth of the event in kilometers.
Place 42 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 2024-12-05 19:26:17 Time when the event occurred. UTC/GMT
Updated 2024-12-16 12:13:03 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 131 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 99 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.3363 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.3 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 232 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 nc75096031 Id of event.
Event Code 75096031 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc75096031, A comma-separated list of event ids that are associated to an event.

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