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



Earthquake location 59.6623S, -152.942WA minor earthquake magnitude 3.3 (ml/mb) strikes 63 kilometers (39 miles) from Anchor Point in Alaska on Saturday. Event id: ak15799509. Ids that are associated to the earthquake: ak15799509. Exact time and date of earthquake 23/04/17 / 2017-04-23 03:35:20 / April 23, 2017 @ 3:35 am UTC/GMT. The temblor was reported at 18:35:20 / 6:35 pm (local time epicenter). The epicenter of the earthquake was roughly 97.5 km (61 miles) below the earth’s surface. Exact location of earthquake, longitude -152.942 West, latitude 59.6623 North, depth = 97.5 km.

Closest city/cities/towns to epicentrum/hypocenter was Homer (min 5000 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Epicenter of the event was 78 km (49 miles) from Homer (c. 5 000 pop).

In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days ten and in the last 365 days one hundred and thirty-eight earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world.

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. 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: 63 km W of Anchor Point, Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -152.942° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 59.6623° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 97.5 km Depth of the event in kilometers.
Place 63km W of Anchor 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 2017-04-23 03:35:20 Time when the event occurred. UTC/GMT
Updated 2017-04-23 03:41:31 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 automatic 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 0.65 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 ak15799509 Id of event.
Event Code 15799509 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak15799509, A comma-separated list of event ids that are associated to an event.

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