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Minor earthquake, 2.8 mag strikes near Little Sitkin Island in Alaska



Earthquake location 51.8038S, 178.5184WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Thursday, 16 km S of Little Sitkin Island, Alaska (10 miles). The earthquake occurred at a depth of 108.3 km (67 miles) below the earth’s surface. Global time and date of event 17/11/17 / 2017-11-17 07:34:33 / November 17, 2017 @ 7:34 am UTC/GMT. Exact location of earthquake, 178.5184° East, 51.8038° North, depth 108.3 km. Unique identifier: ak17262052. Ids that are associated to the event: ak17262052. The 2.8-magnitude earthquake has occurred at 21:34:33 / 9:34 pm (local time epicenter).

In the past 24 hours, there have been 0, in the last 10 days 0, in the past 30 days seven and in the last 365 days one hundred and fourty-three earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. Each year there are an estimated 1,300,000 minor earthquakes in the world.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 16 km S of Little Sitkin Island, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude 178.5184° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.8038° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 108.3 km Depth of the event in kilometers.
Place 16km S of Little Sitkin 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 2017-11-17 07:34:33 Time when the event occurred. UTC/GMT
Updated 2017-11-21 14:09:41 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 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 0.42 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 ak17262052 Id of event.
Event Code 17262052 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17262052, A comma-separated list of event ids that are associated to an event.

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