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Minor earthquake, 2.8 mag strikes near Amatignak Island in Alaska

Earthquake location 51.2934S, 179.8905WA minor earthquake magnitude 2.8 (ml/mb) strikes 69 km W of Amatignak Island, Alaska (43 miles) on Tuesday. Exact time and date of earthquake 17/09/19 / 2019-09-17 06:42:05 / September 17, 2019 @ 6:42 am UTC/GMT. Event ids that are associated to the earthquake: ak019by3juma. Id of event: ak019by3juma. The earthquake was roughly at a depth of 45.9 km (29 miles). Exact location of event, longitude 179.8905 East, latitude 51.2934 North, depth = 45.9 km. The 2.8-magnitude earthquake was detected at 18:42:05 / 6:42 pm (local time epicenter).

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been four, in the last 10 days four, in the past 30 days seven and in the last 365 days fourty-one earthquakes of magnitude 3.0 or greater that have been detected in the same area. Every year there are an estimated 1,300,000 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. 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: 69 km W of Amatignak Island, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude 179.8905° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.2934° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 45.9 km Depth of the event in kilometers.
Place 69km W 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 2019-09-17 06:42:05 Time when the event occurred. UTC/GMT
Updated 2019-10-01 21:42:46 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 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 0.38 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 ak019by3juma Id of event.
Event Code 019by3juma An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak019by3juma, A comma-separated list of event ids that are associated to an event.

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