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Minor earthquake 3.3 mag, 91 km ESE of Sand Point, Alaska

Earthquake location 54.9773S, -159.2082WA minor earthquake with magnitude 3.3 (ml/mb) was reported 91 km ESE of Sand Point, Alaska (57 miles) on Saturday. Exact location of event, longitude -159.2082 West, latitude 54.9773 North, depth = 7.2 km. The epicenter of the earthquake was roughly 7.2 km (4 miles) below the earth’s surface. Date and time of earthquake in UTC/GMT: 23/01/21 / 2021-01-23 05:34:39 / January 23, 2021 @ 5:34 am. The temblor was reported at 05:34:39 / 5:34 am (local time epicenter). Event id: ak021124jj2f. Ids that are associated to the earthquake: ak021124jj2f.

In the past 24 hours, there have been five, in the last 10 days twenty-five, in the past 30 days eighty-nine and in the last 365 days one thousand, three hundred and ninety-six earthquakes of magnitude 3.0 or greater that was reported nearby. Every year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

How would you describe the shaking?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 91 km ESE of Sand Point, Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -159.2082° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.9773° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7.2 km Depth of the event in kilometers.
Place 91 km ESE 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 2021-01-23 05:34:39 Time when the event occurred. UTC/GMT
Updated 2021-02-05 14:59:47 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 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 0.71 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 ak021124jj2f Id of event.
Event Code 021124jj2f An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak021124jj2f, A comma-separated list of event ids that are associated to an event.

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