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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.8 mag strikes near Sand Point in Alaska

Earthquake location 54.3741S, -159.5752WA minor earthquake with magnitude 3.8 (ml/mb) was detected on Thursday, 122 km SSE of Sand Point, Alaska (76 miles). Exact location of earthquake, -159.5752° West, 54.3741° North, depth 31.1 km. Date and time of earthquake in UTC/GMT: 22/10/20 / 2020-10-22 14:37:03 / October 22, 2020 @ 2:37 pm. Id of earthquake: us7000c71k. Event ids that are associated: us7000c71k. The 3.8-magnitude earthquake was detected at 14:37:03 / 2:37 pm (local time epicenter). The earthquake occurred at a depth of 31.1 km (19 miles).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one hundred and two, in the last 10 days four hundred and thirteen, in the past 30 days four hundred and thirty and in the last 365 days seven hundred and twenty earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 130,000 minor earthquakes 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. 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: 122 km SSE of Sand Point, Alaska.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude -159.5752° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.3741° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.1 km Depth of the event in kilometers.
Place 122 km SSE of Sand Point, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-10-22 14:37:03 Time when the event occurred. UTC/GMT
Updated 2020-11-01 15:00:05 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 ,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 1.107 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.96 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 217 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us7000c71k Id of event.
Event Code 7000c71k An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000c71k, A comma-separated list of event ids that are associated to an event.

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