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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.02 mag strikes near Petrolia in CA


Earthquake location 40.329166412354S, -124.74266815185WA minor earthquake with magnitude 3.02 (ml/mb) was reported 39 kilometers (24 miles) from Petrolia in CA on Sunday. The temblor was picked up at 12:49:57 / 12:49 pm (local time epicenter). Event id: nc75099476. Ids that are associated to the earthquake: nc75099476. The epicenter of the earthquake was roughly 22.700000762939 km (14 miles) below the earth’s surface. Exact time and date of earthquake 08/12/24 / 2024-12-08 12:49:57 / December 8, 2024 @ 12:49 pm UTC/GMT. Exact location of event, longitude -124.74266815185 West, latitude 40.329166412354 North, depth = 22.700000762939 km.

Epicenter of the event was 72 km (45 miles) from Eureka (c. 27 200 pop), 58 km (36 miles) from Fortuna (c. 11 900 pop). Close 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).

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

Questions or comments?

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: 39 km WNW of Petrolia, CA.

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More information

Parameter Value Description
Magnitude 3.02 mb The magnitude for the event.
Longitude -124.74266815185° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.329166412354° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 22.700000762939 km Depth of the event in kilometers.
Place 39 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 2024-12-08 12:49:57 Time when the event occurred. UTC/GMT
Updated 2024-12-08 12:52:01 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 140 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 37 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.3086 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 238 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 nc75099476 Id of event.
Event Code 75099476 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc75099476, A comma-separated list of event ids that are associated to an event.

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