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Minor earthquake, 3.1 mag was detected near Anchor Point in Alaska

Posted by admin on December 31, 2017 0 Comments

Earthquake location 59.7833S, -151.9971WA minor earthquake magnitude 3.1 (ml/mb) strikes 9 kilometers (6 miles) from Anchor Point in Alaska on Saturday. The 3.1-magnitude earthquake was detected at 22:34:55 / 10:34 pm (local time epicenter). Exact time and date of event in UTC/GMT: 31/12/17 / 2017-12-31 07:34:55 / December 31, 2017 @ 7:34 am. The epicenter of the earthquake was roughly 53.7 km (33 miles) below the earth’s surface. Exact location of earthquake, longitude -151.9971 West, latitude 59.7833 North, depth = 53.7 km. Event id: ak17769539. Ids that are associated to the earthquake: ak17769539.

Nearest cities/city/villages to epicentrum/hypocenter was Homer (min 5000 pop). Country/countries that might be effected, United States (c. 310 233 000 pop). Earthquake epicenter was 30 km (18 miles) from Homer (c. 5 000 pop).

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. In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days twelve and in the last 365 days one hundred and thirteen earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city 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: 9 km W of Anchor Point, Alaska.

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More information

Parameter Value Description
Magnitude 3.1 mb The magnitude for the event.
Longitude -151.9971° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 59.7833° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 53.7 km Depth of the event in kilometers.
Place 9km 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 2017-12-31 07:34:55 Time when the event occurred. UTC/GMT
Updated 2017-12-31 07:43:48 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 148 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 0.63 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 ak17769539 Id of event.
Event Code 17769539 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17769539, A comma-separated list of event ids that are associated to an event.

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