Minor earthquake: M3.1 quake has struck near Atka in Alaska

A minor earthquake magnitude 3.1 (ml/mb) strikes 69 km N of Atka, Alaska (43 miles) on Sunday. Exact time and date of earthquake 28/01/18 / 2018-01-28 19:06:20 / January 28, 2018 @ 7:06 pm UTC/GMT. The temblor was reported at 07:06:20 / 7:06 am (local time epicenter). The epicenter of the earthquake was roughly 180.05 km (112 miles) below the earth’s surface. Unique identifier: us1000ch95. Ids that are associated to the event: ak18360217, us1000ch95. Exact location of event, longitude -174.2677 West, latitude 52.8158 North, depth = 180.05 km.

In the past 24 hours, there have been three, in the last 10 days four, in the past 30 days eight and in the last 365 days eighty earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

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Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 69 km N of Atka, Alaska.

Alaska Atka

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Parameter	Value	Description
Magnitude	3.1 mb	The magnitude for the event.
Longitude	-174.2677° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	52.8158° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	180.05 km	Depth of the event in kilometers.
Place	69km N of Atka, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-01-28 19:06:20	Time when the event occurred. UTC/GMT
Updated	2018-02-26 15:03:57	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	148	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	0.49	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.23 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	197	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	us1000ch95	Id of event.
Event Code	1000ch95	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak18360217,us1000ch95,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.1 quake has struck near Atka in Alaska

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