Minor earthquake: M3 quake has struck near Big Lake in Alaska

A minor earthquake with magnitude 3 (ml/mb) was reported 6 kilometers (4 miles) from Big Lake in Alaska on Sunday. Global time and date of event 04/02/19 / 2019-02-04 08:56:58 / February 4, 2019 @ 8:56 am UTC/GMT. Event id: ak0191m0wqrs. Ids that are associated to the earthquake: ak0191m0wqrs. The earthquake occurred at a depth of 21.1 km (13 miles) below the earth’s surface. Exact location of earthquake, longitude -149.9974 West, latitude 61.4671 North, depth = 21.1 km. The temblor was picked up at 23:56:58 / 11:56 pm (local time epicenter).

Closest city/cities/towns to epicentrum/hypocenter was Palmer, Gateway, Lakes (min 5000 pop). Country/countries that might be effected, United States (c. 310 233 000 pop). Earthquake epicenter was 28 km (18 miles) from Anchorage (c. 291 800 pop), 28 km (17 miles) from Eagle River (c. 24 800 pop), 22 km (13 miles) from Knik-Fairview (c. 14 900 pop), 40 km (25 miles) from Lakes (c. 8 400 pop), 35 km (22 miles) from Tanaina (c. 8 200 pop).

In the past 24 hours, there have been one, in the last 10 days six, in the past 30 days twenty-two and in the last 365 days five hundred and sixteen earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor earthquakes in the world.

Questions or comments?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 6 km SSW of Big Lake, Alaska. This data comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	3 mb	The magnitude for the event.
Longitude	-149.9974° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	61.4671° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	21.1 km	Depth of the event in kilometers.
Place	6km 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	2019-02-04 08:56:58	Time when the event occurred. UTC/GMT
Updated	2019-02-04 09:01:53	Time when the event was most recently updated. UTC/GMT
Timezone offset	-540	Timezone offset from UTC in minutes at the event epicenter.
Felt	2	The total number of felt reports
CDI	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	139	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	0.93 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	ak0191m0wqrs	Id of event.
Event Code	0191m0wqrs	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak0191m0wqrs,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3 quake has struck near Big Lake in Alaska

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