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

A minor earthquake magnitude 2.8 (ml/mb) strikes 52 km E of Amatignak Island, Alaska (32 miles) on Sunday. Id of earthquake: us1000c1kw. Event ids that are associated: ak17790858, us1000c1kw. Exact location of earthquake, longitude -178.3644 West, latitude 51.3155 North, depth = 10 km. The 2.8-magnitude earthquake was detected at 20:28:36 / 8:28 pm (local time epicenter). The epicenter was at a depth of 10 km (6 miles). Global date and time of event UTC/GMT: 01/01/18 / 2018-01-01 06:28:36 / January 1, 2018 @ 6:28 am.

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. In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days eighteen and in the last 365 days seven hundred and sixty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 52 km E of Amatignak Island, Alaska.

Alaska Amatignak Island

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Parameter	Value	Description
Magnitude	2.8 mb	The magnitude for the event.
Longitude	-178.3644° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.3155° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	52km E 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	2018-01-01 06:28:36	Time when the event occurred. UTC/GMT
Updated	2018-01-08 08:10:04	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	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	0.525	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.15 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	204	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	us1000c1kw	Id of event.
Event Code	1000c1kw	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak17790858,us1000c1kw,	A comma-separated list of event ids that are associated to an event.

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

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