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Minor earthquake, 3.4 mag strikes near Sand Point in Alaska


Earthquake location 54.5889S, -159.7766WA minor earthquake with magnitude 3.4 (ml/mb) was reported 95 km SSE of Sand Point, Alaska (59 miles) on Friday. Event id: us7000ca3p. Ids that are associated to the earthquake: ak020dn9scrg, us7000ca3p. The 3.4-magnitude earthquake was detected at 05:33:08 / 5:33 am (local time epicenter). Exact location of event, depth 19.62 km, -159.7766° West, 54.5889° North. The earthquake occurred at a depth of 19.62 km (12 miles). Global date and time of event UTC/GMT: 23/10/20 / 2020-10-23 05:33:08 / October 23, 2020 @ 5:33 am.

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. In the past 24 hours, there have been one hundred and nineteen, in the last 10 days four hundred and sixty-two, in the past 30 days four hundred and eighty and in the last 365 days seven hundred and ninety-five earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 95 km SSE of Sand Point, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.4 mb The magnitude for the event.
Longitude -159.7766° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.5889° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 19.62 km Depth of the event in kilometers.
Place 95 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 2020-10-23 05:33:08 Time when the event occurred. UTC/GMT
Updated 2020-11-04 11:46:02 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 0.265 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.53 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 219 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 us7000ca3p Id of event.
Event Code 7000ca3p An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020dn9scrg,us7000ca3p, A comma-separated list of event ids that are associated to an event.

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