Minor earthquake, 2.91 mag strikes near Viola in CA

A minor earthquake with magnitude 2.91 (ml/mb) was reported 10 kilometers (6 miles) from Viola in CA on Sunday. The earthquake occurred at a depth of 1.8 km (1 miles) below the earth’s surface. Exact location of event, depth 1.8 km, -121.6633301° West, 40.6091652° North. Event id: nc73512235. Ids that are associated to the earthquake: nc73512235. Global date and time of event UTC/GMT: 17/01/21 / 2021-01-17 01:51:43 / January 17, 2021 @ 1:51 am. The 2.91-magnitude earthquake has occurred at 01:51:43 / 1:51 am (local time epicenter).

Event epicenter was 62 km (38 miles) from Redding (c. 89 900 pop), 68 km (42 miles) from Red Bluff (c. 14 100 pop), 60 km (37 miles) from Shasta Lake (c. 10 200 pop), 57 km (35 miles) from Anderson (c. 9 900 pop). Closest city/cities/towns to epicentrum/hypocenter was Red Bluff, Redding, Shasta Lake (min 5000 pop). Close country/countries, United States (c. 310 233 000 pop) (That might be effected).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days six earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 130,000 minor quakes in the world each year.

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Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 10 km N of Viola, CA.

Anderson CA Red Bluff Redding Shasta Lake United States Viola

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Parameter	Value	Description
Magnitude	2.91 mb	The magnitude for the event.
Longitude	-121.6633301° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	40.6091652° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	1.8 km	Depth of the event in kilometers.
Place	10km N of Viola, CA	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2021-01-17 01:51:43	Time when the event occurred. UTC/GMT
Updated	2021-01-17 01:53:22	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	130	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	22	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.09959	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.2 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	70	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	nc73512235	Id of event.
Event Code	73512235	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,nc73512235,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.91 mag strikes near Viola in CA

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