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Minor earthquake: M3.3 quake has struck near Sand Point in Alaska

Earthquake location 54.6539S, -159.8081WA minor earthquake magnitude 3.3 (ml/mb) strikes 87 km SSE of Sand Point, Alaska (54 miles) on Tuesday. Global time and date of event 20/10/20 / 2020-10-20 04:39:55 / October 20, 2020 @ 4:39 am UTC/GMT. Event id: us7000c85k. Ids that are associated to the earthquake: ak020diam8tr, us7000c85k. The epicenter was at a depth of 26.63 km (17 miles). The 3.3-magnitude earthquake has occurred at 04:39:55 / 4:39 am (local time epicenter). Exact location of event, longitude -159.8081 West, latitude 54.6539 North, depth = 26.63 km.

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. In the past 24 hours, there have been six hundred and sixty-six, in the last 10 days six hundred and sixty-seven, in the past 30 days six hundred and eighty-five and in the last 365 days one thousand and two earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel the quake?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 87 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 3.3 mb The magnitude for the event.
Longitude -159.8081° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.6539° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 26.63 km Depth of the event in kilometers.
Place 87 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 04:39:55 Time when the event occurred. UTC/GMT
Updated 2020-11-13 02:24:33 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 168 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 0.218 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 199 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 us7000c85k Id of event.
Event Code 7000c85k An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020diam8tr,us7000c85k, A comma-separated list of event ids that are associated to an event.

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