Minor earthquake, 3.3 mag has occurred near Big Lake in Alaska

A minor earthquake magnitude 3.3 (ml/mb) strikes 4 kilometers (2 miles) from Big Lake in Alaska on Thursday. The epicenter of the earthquake was roughly 18.9 km (12 miles) below the earth’s surface. Exact location of earthquake, -149.9431° West, 61.4837° North, depth 18.9 km. Id of earthquake: ak024bftos9s. Event ids that are associated: ak024bftos9s. Global date and time of event UTC/GMT: 05/09/24 / 2024-09-05 01:46:35 / September 5, 2024 @ 1:46 am. The temblor was reported at 01:46:35 / 1:46 am (local time epicenter).

The epicenter was 30 km (18 miles) from Anchorage (c. 291 800 pop), 27 km (17 miles) from Eagle River (c. 24 800 pop), 18 km (11 miles) from Knik-Fairview (c. 14 900 pop), 36 km (23 miles) from Lakes (c. 8 400 pop), 32 km (20 miles) from Tanaina (c. 8 200 pop). Close country/countries that might be effected, United States (c. 310 233 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Palmer, Gateway, Lakes.

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

How would you describe the shaking?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 4 km S of Big Lake, Alaska. This information comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	3.3 mb	The magnitude for the event.
Longitude	-149.9431° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	61.4837° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	18.9 km	Depth of the event in kilometers.
Place	4 km S 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	2024-09-05 01:46:35	Time when the event occurred. UTC/GMT
Updated	2024-09-05 01:48:07	Time when the event was most recently updated. UTC/GMT
Timezone offset		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	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	168	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	0.57 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	ak024bftos9s	Id of event.
Event Code	024bftos9s	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak024bftos9s,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.3 mag has occurred near Big Lake in Alaska

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