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Minor World Earthquakes Magnitude -3.9

Minor earthquake: M2.94 quake has struck near Petrolia in CA

Earthquake location 40.2981667S, -124.474WA minor earthquake with magnitude 2.94 (ml/mb) was reported 16 kilometers (10 miles) from Petrolia in CA on Saturday. The earthquake was roughly at a depth of 7.65 km (5 miles). Exact location of earthquake, -124.474° West, 40.2981667° North, depth 7.65 km. Global date and time of event UTC/GMT: 02/02/19 / 2019-02-02 16:00:20 / February 2, 2019 @ 4:00 pm. The 2.94-magnitude earthquake was detected at 08:00:20 / 8:00 am (local time epicenter). Unique identifier: nc73139126. Ids that are associated to the event: us2000jcfa, nc73139126.

Event epicenter was 62 km (38 miles) from Eureka (c. 27 200 pop), 71 km (44 miles) from Arcata (c. 17 200 pop), 70 km (43 miles) from Bayside (c. 17 100 pop), 79 km (49 miles) from McKinleyville (c. 15 200 pop), 43 km (27 miles) from Fortuna (c. 11 900 pop). Nearest cities/city/towns to hypocenter/epicentrum was McKinleyville, Arcata, Bayside (min 5000 pop). Nearby country/countries, United States (c. 310 233 000 pop) (That might be effected).

In the past 24 hours, there have been twelve, in the last 10 days thirteen, in the past 30 days eighteen and in the last 365 days fifty-three earthquakes of magnitude 3.0 or greater that was reported nearby. Every year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Did you feel the quake?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 16 km W of Petrolia, CA. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.94 mb The magnitude for the event.
Longitude -124.474° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.2981667° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7.65 km Depth of the event in kilometers.
Place 16km 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 2019-02-02 16:00:20 Time when the event occurred. UTC/GMT
Updated 2019-02-06 03:01:05 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 4 The total number of felt reports
CDI 2.4 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 134 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 ,us,nc, A comma-separated list of network contributors.
Number of Stations Used 24 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.145 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.24 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 250 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 nc73139126 Id of event.
Event Code 73139126 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000jcfa,nc73139126, A comma-separated list of event ids that are associated to an event.

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