Minor earthquake: M3.4 quake has struck near Sand Point in Alaska

A minor earthquake with magnitude 3.4 (ml/mb) was reported 142 km SSE of Sand Point, Alaska (88 miles) on Tuesday. Exact time and date of earthquake 20/10/20 / 2020-10-20 04:54:25 / October 20, 2020 @ 4:54 am UTC/GMT. Exact location of event, longitude -159.623 West, latitude 54.1569 North, depth = 10.1 km. The 3.4-magnitude earthquake has occurred at 04:54:25 / 4:54 am (local time epicenter). The earthquake occurred at a depth of 10.1 km (6 miles) below the earth’s surface. Event id: ak020diapef1. Ids that are associated to the earthquake: ak020diapef1.

In the past 24 hours, there have been three hundred and eighty-six, in the last 10 days three hundred and eighty-six, in the past 30 days four hundred and in the last 365 days six hundred and twenty-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. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 142 km SSE of Sand Point, Alaska. This information comes from the USGS Earthquake Notification Service.

Alaska Sand Point

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Parameter	Value	Description
Magnitude	3.4 mb	The magnitude for the event.
Longitude	-159.623° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	54.1569° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10.1 km	Depth of the event in kilometers.
Place	142 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	2020-10-20 04:54:25	Time when the event occurred. UTC/GMT
Updated	2020-10-30 18:32:24	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	178	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	ak	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,ak,	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		Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.82 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap		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	ak020diapef1	Id of event.
Event Code	020diapef1	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak020diapef1,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.4 quake has struck near Sand Point in Alaska

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