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Minor earthquake, 2.8 mag strikes near Amatignak Island in Alaska


Earthquake location 50.3656S, -177.4258WA minor earthquake with magnitude 2.8 (ml/mb) was reported 154 km SE of Amatignak Island, Alaska (96 miles) on Monday. Exact time and date of event in UTC/GMT: 13/11/17 / 2017-11-13 14:01:47 / November 13, 2017 @ 2:01 pm. Exact location of event, longitude -177.4258 West, latitude 50.3656 North, depth = 10 km. The earthquake was roughly at a depth of 10 km (6 miles). The 2.8-magnitude earthquake has occurred at 02:01:47 / 2:01 am (local time epicenter). All ids that are associated to the event: ak17258787, us2000bq4x. Unique identifier: us2000bq4x.

In the past 24 hours, there have been three, in the last 10 days three, in the past 30 days five and in the last 365 days seventy-three earthquakes of magnitude 3.0 or greater that has occurred nearby. Every year there are an estimated 1,300,000 minor earthquakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel anything?

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: 154 km SE of Amatignak Island, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -177.4258° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.3656° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 154km SE of Amatignak 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 2017-11-13 14:01:47 Time when the event occurred. UTC/GMT
Updated 2017-11-26 18:03:25 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 1.401 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.58 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 283 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 us2000bq4x Id of event.
Event Code 2000bq4x An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak17258787,us2000bq4x, A comma-separated list of event ids that are associated to an event.

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