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Minor earthquake 2.86 mag, 39 km W of Petrolia, CA


Earthquake location 40.217334747315S, -124.72499847412WA minor earthquake with magnitude 2.86 (ml/mb) was reported 39 kilometers (24 miles) from Petrolia in CA on Tuesday. The temblor was reported at 05:33:44 / 5:33 am (local time epicenter). Event id: nc75104371. Ids that are associated to the earthquake: nc75104371. The earthquake was roughly at a depth of 8.3100004196167 km (5 miles). Exact location of earthquake, longitude -124.72499847412 West, latitude 40.217334747315 North, depth = 8.3100004196167 km. Date and time of earthquake in UTC/GMT: 17/12/24 / 2024-12-17 05:33:44 / December 17, 2024 @ 5:33 am.

Country/countries that might be effected, United States (c. 310 233 000 pop). Event epicenter was 64 km (40 miles) from Fortuna (c. 11 900 pop). Nearest cities/city/villages to epicentrum/hypocenter was Fortuna (min 5000 pop).

There are an estimated 1,300,000 minor earthquakes in the world each year. In the past 24 hours, there have been seven, in the last 10 days fifty-six, in the past 30 days one hundred and sixty-four and in the last 365 days one hundred and ninety-four earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel anything?

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 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: 39 km W of Petrolia, CA.

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More information

Parameter Value Description
Magnitude 2.86 mb The magnitude for the event.
Longitude -124.72499847412° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.217334747315° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.3100004196167 km Depth of the event in kilometers.
Place 39 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 2024-12-17 05:33:44 Time when the event occurred. UTC/GMT
Updated 2024-12-17 05:35:20 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 126 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 16 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.3012 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 287 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 nc75104371 Id of event.
Event Code 75104371 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc75104371, A comma-separated list of event ids that are associated to an event.

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