Minor earthquake, 2.8 mag was detected near Big Lake in Alaska

Posted by admin on December 28, 2018 0 Comments

A minor earthquake magnitude 2.8 (ml/mb) has struck on Friday, 12 kilometers (7 miles) from Big Lake in Alaska. The earthquake was roughly at a depth of 40.1 km (25 miles). The 2.8-magnitude earthquake has occurred at 16:55:40 / 4:55 pm (local time epicenter). Exact location, longitude -150.04° West, latitude 61.3583° North, depth = 40.1 km. All ids that are associated to the event: us1000hz2r, ak20560330. Unique identifier: ak20560330. Exact time and date of earthquake 01/12/18 / 2018-12-01 01:55:40 / December 1, 2018 @ 1:55 am UTC/GMT.

Close country/countries, United States (c. 310 233 000 pop) (That might be effected). Nearest cities/city/towns to hypocenter/epicentrum was Palmer, Gateway, Lakes (min 5000 pop). Earthquake epicenter was 17 km (11 miles) from Anchorage (c. 291 800 pop), 26 km (16 miles) from Eagle River (c. 24 800 pop), 29 km (18 miles) from Knik-Fairview (c. 14 900 pop), 48 km (30 miles) from Lakes (c. 8 400 pop), 44 km (27 miles) from Tanaina (c. 8 200 pop).

There are an estimated 1,300,000 minor quakes 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 four hundred and twenty-two, in the last 10 days four hundred and twenty-three, in the past 30 days four hundred and twenty-four and in the last 365 days four hundred and seventy-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 12 km SSW of Big Lake, Alaska. This data comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	2.8 mb	The magnitude for the event.
Longitude	-150.04° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	61.3583° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	40.1 km	Depth of the event in kilometers.
Place	12km SSW of Big Lake, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-12-01 01:55:40	Time when the event occurred. UTC/GMT
Updated	2018-12-27 21:19:28	Time when the event was most recently updated. UTC/GMT
Timezone offset	-540	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	2.09	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	,us,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	0.36 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	ak20560330	Id of event.
Event Code	20560330	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000hz2r,ak20560330,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.8 mag was detected near Big Lake in Alaska

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