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Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.8 quake has struck near False Pass in Alaska

Earthquake location 53.8734S, -163.957WA minor earthquake magnitude 3.8 (ml/mb) has struck on Thursday, 114 km SSW of False Pass, Alaska (71 miles). Exact location of earthquake, -163.957° West, 53.8734° North, depth 48.12 km. The temblor was detected at 11:58:00 / 11:58 am (local time epicenter). All ids that are associated to the event: ak020furauca, us7000cpxf. Unique identifier: us7000cpxf. The earthquake occurred at a depth of 48.12 km (30 miles) below the earth’s surface. Exact time and date of earthquake 10/12/20 / 2020-12-10 11:58:00 / December 10, 2020 @ 11:58 am UTC/GMT.

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been three, in the last 10 days seven, in the past 30 days eighteen and in the last 365 days one hundred and fourty-two earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 114 km SSW of False Pass, Alaska.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude -163.957° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.8734° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 48.12 km Depth of the event in kilometers.
Place 114 km SSW of False Pass, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-12-10 11:58:00 Time when the event occurred. UTC/GMT
Updated 2020-12-17 10:58:52 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 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 222 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 ,ak,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 0.766 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.87 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 166 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 us7000cpxf Id of event.
Event Code 7000cpxf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020furauca,us7000cpxf, A comma-separated list of event ids that are associated to an event.

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