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Light earthquake: M4.6 quake has struck near Sand Point in Alaska

Posted by admin on October 26, 2020 0 Comments

Earthquake location 54.4691S, -159.8437WA light earthquake magnitude 4.6 (ml/mb) has occurred on Monday, 105 km SSE of Sand Point, Alaska (65 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 07:40:17 / 7:40 am (local time epicenter). Global time and date of event 26/10/20 / 2020-10-26 07:40:17 / October 26, 2020 @ 7:40 am UTC/GMT. Event id: us6000cd7z. Ids that are associated to the earthquake: us6000cd7z. The earthquake was roughly at a depth of 21.02 km (13 miles). Exact location of event, longitude -159.8437 West, latitude 54.4691 North, depth = 21.02 km.

There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been nine, in the last 10 days one hundred and eighty-six, in the past 30 days two hundred and one and in the last 365 days four hundred and ninety-three earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 105 km SSE of Sand Point, Alaska.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -159.8437° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.4691° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 21.02 km Depth of the event in kilometers.
Place 105 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 2020-10-26 07:40:17 Time when the event occurred. UTC/GMT
Updated 2020-10-26 08:00:13 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 326 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 0.391 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.86 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 155 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 us6000cd7z Id of event.
Event Code 6000cd7z An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000cd7z, A comma-separated list of event ids that are associated to an event.

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