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

Posted by admin on October 27, 2020 0 Comments

Earthquake location 54.2156S, -159.614WA minor earthquake magnitude 3.4 (ml/mb) has occurred on Sunday, 137 km SSE of Sand Point, Alaska (85 miles). Exact location, longitude -159.614° West, latitude 54.2156° North, depth = 25.27 km. The 3.4-magnitude earthquake was detected at 04:41:21 / 4:41 am (local time epicenter). The earthquake was roughly at a depth of 25.27 km (16 miles). Unique identifier: us6000ccwa. Ids that are associated to the event: ak020dqkbc6s, us6000ccwa. Exact time and date of earthquake 25/10/20 / 2020-10-25 04:41:21 / October 25, 2020 @ 4:41 am UTC/GMT.

In the past 24 hours, there have been thirty, in the last 10 days two hundred and seven, in the past 30 days two hundred and twenty and in the last 365 days four hundred and seventy-five earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. There are an estimated 130,000 minor earthquakes in the world each year.

How would you describe the shaking?

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: 137 km SSE of Sand Point, Alaska.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -159.614° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.2156° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.27 km Depth of the event in kilometers.
Place 137 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 2020-10-25 04:41:21 Time when the event occurred. UTC/GMT
Updated 2020-10-27 21:31:08 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 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 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 0.616 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.44 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 ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us6000ccwa Id of event.
Event Code 6000ccwa An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020dqkbc6s,us6000ccwa, A comma-separated list of event ids that are associated to an event.

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