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Minor earthquake, 3.3 mag has occurred near Sand Point in Alaska

Earthquake location 54.5368S, -160.8447WA minor earthquake magnitude 3.3 (ml/mb) strikes 91 km SSW of Sand Point, Alaska (57 miles) on Friday. The 3.3-magnitude earthquake has occurred at 09:18:49 / 9:18 am (local time epicenter). The earthquake was roughly at a depth of 24.28 km (15 miles). Exact location of event, longitude -160.8447 West, latitude 54.5368 North, depth = 24.28 km. Event id: us7000blqh. Ids that are associated to the earthquake: us7000blqh. Exact time and date of earthquake 11/09/20 / 2020-09-11 09:18:49 / September 11, 2020 @ 9:18 am UTC/GMT.

In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days twenty-six and in the last 365 days two hundred and twenty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 91 km SSW of Sand Point, Alaska. This information 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 -160.8447° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.5368° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 24.28 km Depth of the event in kilometers.
Place 91 km SSW 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 2020-09-11 09:18:49 Time when the event occurred. UTC/GMT
Updated 2020-09-11 12:42:50 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 ,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 0.786 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 193 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 us7000blqh Id of event.
Event Code 7000blqh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000blqh, A comma-separated list of event ids that are associated to an event.

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