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Minor earthquake, 2.8 mag strikes near Bridgeport in California


Earthquake location 38.0617S, -118.7563WA minor earthquake magnitude 2.8 (ml/mb) strikes 46 kilometers (29 miles) from Bridgeport in California on Saturday. Global date and time of event UTC/GMT: 11/04/20 / 2020-04-11 17:52:52 / April 11, 2020 @ 5:52 pm. The temblor was picked up at 09:52:52 / 9:52 am (local time epicenter). Exact location of event, longitude -118.7563 West, latitude 38.0617 North, depth = 2.02 km. Id of earthquake: us70008u2k. Event ids that are associated: nn00721705, us70008u2k. The epicenter was at a depth of 2.02 km (1 miles).

Closest city/cities/towns to epicentrum/hypocenter was Mammoth Lakes (min 5000 pop). Epicenter of the event was 50 km (31 miles) from Mammoth Lakes (c. 8 200 pop). Country/countries that might be effected, United States (c. 310 233 000 pop).

Each year there are an estimated 1,300,000 minor quakes in the world. In the past 24 hours, there have been fourteen, in the last 10 days fifteen, in the past 30 days seventeen and in the last 365 days fifty 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.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage 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: 46 km ESE of Bridgeport, California. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -118.7563° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 38.0617° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 2.02 km Depth of the event in kilometers.
Place 46km ESE of Bridgeport, California Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-04-11 17:52:52 Time when the event occurred. UTC/GMT
Updated 2020-04-11 20:57:12 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 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 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 121 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,nn,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.274 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.7 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 41 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 us70008u2k Id of event.
Event Code 70008u2k An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,nn00721705,us70008u2k, A comma-separated list of event ids that are associated to an event.

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