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Minor earthquake: M2.93 quake has struck near Mammoth Lakes in CA

Posted by admin on December 31, 2020 0 Comments

Earthquake location 37.6108322S, -118.8461685WA minor earthquake magnitude 2.93 (ml/mb) has occurred on Thursday, 12 kilometers (7 miles) from Mammoth Lakes in CA. The 2.93-magnitude earthquake was detected at 15:20:58 / 3:20 pm (local time epicenter). Exact location of event, longitude -118.8461685 West, latitude 37.6108322 North, depth = 5.76 km. Event ids that are associated to the earthquake: nc73505195. Id of event: nc73505195. Global time and date of event 31/12/20 / 2020-12-31 15:20:58 / December 31, 2020 @ 3:20 pm UTC/GMT. The earthquake occurred at a depth of 5.76 km (4 miles).

Country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Mammoth Lakes (min 5000 pop). Event epicenter was 12 km (7 miles) from Mammoth Lakes (c. 8 200 pop).

In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days fourty-seven and in the last 365 days five hundred and ten 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. Each year there are an estimated 130,000 minor quakes in the world.

Did you feel it?

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. 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: 12 km ESE of Mammoth Lakes, CA.

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More information

Parameter Value Description
Magnitude 2.93 mb The magnitude for the event.
Longitude -118.8461685° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.6108322° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.76 km Depth of the event in kilometers.
Place 12km ESE of Mammoth Lakes, CA Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-12-31 15:20:58 Time when the event occurred. UTC/GMT
Updated 2020-12-31 15:25:08 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 132 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 24 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.01562 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.03 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 82 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 nc73505195 Id of event.
Event Code 73505195 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nc73505195, A comma-separated list of event ids that are associated to an event.

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