Minor earthquake, 2.97 mag strikes near Petrolia in CA

A minor earthquake magnitude 2.97 (ml/mb) strikes 9 kilometers (6 miles) from Petrolia in CA on Friday. The 2.97-magnitude earthquake was detected at 11:55:34 / 11:55 am (local time epicenter). Exact location of earthquake, longitude -124.371666 West, latitude 40.2811661 North, depth = 19.98 km. Event id: nc73502605. Ids that are associated to the earthquake: nc73502605. The earthquake occurred at a depth of 19.98 km (12 miles) below the earth’s surface. Date and time of earthquake in UTC/GMT: 25/12/20 / 2020-12-25 11:55:34 / December 25, 2020 @ 11:55 am.

Epicenter of the earthquake was 61 km (38 miles) from Eureka (c. 27 200 pop), 70 km (43 miles) from Arcata (c. 17 200 pop), 68 km (42 miles) from Bayside (c. 17 100 pop), 77 km (48 miles) from McKinleyville (c. 15 200 pop), 40 km (25 miles) from Fortuna (c. 11 900 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was McKinleyville, Arcata, Bayside. Close country/countries that might be effected, United States (c. 310 233 000 pop).

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days eight and in the last 365 days fifty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 130,000 minor earthquakes in the world each year. 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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 9 km WSW of Petrolia, CA.

More information

Parameter	Value	Description
Magnitude	2.97 mb	The magnitude for the event.
Longitude	-124.371666° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.2811661° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	19.98 km	Depth of the event in kilometers.
Place	9km WSW 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	2020-12-25 11:55:34	Time when the event occurred. UTC/GMT
Updated	2020-12-25 11:57:10	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	136	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	12	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.08446	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	253	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	nc73502605	Id of event.
Event Code	73502605	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc73502605,	A comma-separated list of event ids that are associated to an event.

Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Minor earthquake, 2.97 mag strikes near Petrolia in CA

Did you feel the quake?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information