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Minor earthquake: M2.8 quake has struck near Semisopochnoi Island in Alaska

Posted by admin on December 2, 2016 0 Comments

Earthquake location 51.0398S, 179.0812WA minor earthquake magnitude 2.8 (ml/mb) strikes 107 km SSW of Semisopochnoi Island, Alaska (66 miles) on Tuesday. The earthquake occurred at a depth of 11.2 km (7 miles) below the earth’s surface. Date and time of earthquake in UTC/GMT: 14/11/16 / 2016-11-14 21:32:54 / November 14, 2016 @ 9:32 pm. The 2.8-magnitude earthquake was detected at 09:32:54 / 9:32 am (local time epicenter). All ids that are associated to the event: ak14362125, us1000797b. Unique identifier: us1000797b. Exact location, longitude 179.0812° East, latitude 51.0398° North, depth = 11.2 km.

In the past 24 hours, there have been twenty-seven, in the last 10 days twenty-nine, in the past 30 days thirty-one and in the last 365 days one hundred and thirty-eight earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 1,300,000 minor earthquakes in the world each year. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 107 km SSW of Semisopochnoi Island, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude 179.0812° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.0398° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 11.2 km Depth of the event in kilometers.
Place 107km SSW of Semisopochnoi Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-11-14 21:32:54 Time when the event occurred. UTC/GMT
Updated 2016-12-02 04:10:44 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 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 121 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.03 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 us1000797b Id of event.
Event Code 1000797b An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak14362125,us1000797b, A comma-separated list of event ids that are associated to an event.

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