Minor earthquake: M3.4 quake has struck near Homer in Alaska

A minor earthquake with magnitude 3.4 (ml/mb) was detected on Wednesday, 81 kilometers (50 miles) from Homer in Alaska. Exact time and date of event in UTC/GMT: 21/12/17 / 2017-12-21 05:25:57 / December 21, 2017 @ 5:25 am. Exact location of event, longitude -151.2771 West, latitude 58.9251 North, depth = 23.9 km. Unique identifier: ak17626828. Ids that are associated to the event: ak17626828. The temblor was picked up at 19:25:57 / 7:25 pm (local time epicenter). The epicenter of the earthquake was roughly 23.9 km (15 miles) below the earth’s surface.

Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Homer (min 5000 pop). The epicenter was 81 km (50 miles) from Homer (c. 5 000 pop).

There are an estimated 130,000 minor quakes in the world each year. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days five and in the last 365 days thirty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 81 km S of Homer, Alaska.

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Parameter	Value	Description
Magnitude	3.4 mb	The magnitude for the event.
Longitude	-151.2771° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	58.9251° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	23.9 km	Depth of the event in kilometers.
Place	81km S of Homer, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-12-21 05:25:57	Time when the event occurred. UTC/GMT
Updated	2017-12-21 05:40:10	Time when the event was most recently updated. UTC/GMT
Timezone offset	-600	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	2.2	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	automatic	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	178	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	0.75 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	ak17626828	Id of event.
Event Code	17626828	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak17626828,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.4 quake has struck near Homer in Alaska

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