Light earthquake, 4.5 mag has occurred near Susitna North in Alaska

A light earthquake magnitude 4.5 (ml/mb) strikes 20 kilometers (12 miles) from Susitna North in Alaska on Thursday. The temblor was reported at 21:12:10 / 9:12 pm (local time epicenter). Global time and date of event 26/11/20 / 2020-11-26 21:12:10 / November 26, 2020 @ 9:12 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: ak020f7rgkgu. Ids that are associated to the event: ak020f7rgkgu. The earthquake occurred at a depth of 33.5 km (21 miles) below the earth’s surface. Exact location of event, longitude -149.989 West, latitude 61.9865 North, depth = 33.5 km.

Close country/countries that might be effected, United States (c. 310 233 000 pop). Earthquake epicenter was 86 km (53 miles) from Anchorage (c. 291 800 pop), 77 km (48 miles) from Eagle River (c. 24 800 pop), 57 km (35 miles) from Knik-Fairview (c. 14 900 pop), 55 km (34 miles) from Lakes (c. 8 400 pop), 50 km (31 miles) from Tanaina (c. 8 200 pop), 54 km (33 miles) from Wasilla (c. 7 800 pop), 45 km (28 miles) from Meadow Lakes (c. 7 600 pop). Nearest cities/city/villages to epicentrum/hypocenter was Anchorage, Elmendorf Air Force Base, Eagle River (min 5000 pop).

There are an estimated 13,000 light earthquakes 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 seven and in the last 365 days eighty-two earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 20 km SSW of Susitna North, Alaska. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.5 mb	The magnitude for the event.
Longitude	-149.989° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	61.9865° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	33.5 km	Depth of the event in kilometers.
Place	20 km SSW of Susitna North, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2020-11-26 21:12:10	Time when the event occurred. UTC/GMT
Updated	2020-11-26 21:17:26	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	6	The total number of felt reports
CDI	3.1	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	313	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	0.67 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	ak020f7rgkgu	Id of event.
Event Code	020f7rgkgu	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak020f7rgkgu,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.5 mb

The magnitude for the event.

Longitude

-149.989° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

61.9865° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

33.5 km

Depth of the event in kilometers.

Place

20 km SSW of Susitna North, Alaska

Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.

Time

2020-11-26 21:12:10

Time when the event occurred. UTC/GMT

Updated

2020-11-26 21:17:26

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

3.1

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

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

313

A number describing how significant the event is. Larger numbers indicate a more significant event.

Network

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

0.67 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

The method or algorithm used to calculate the preferred magnitude for the event.

Event Type

earthquake

Type of seismic event.

Event ID

ak020f7rgkgu

Id of event.

Event Code

020f7rgkgu

An identifying code assigned by, and unique from, the corresponding source for the event.

Event IDS

,ak020f7rgkgu,

A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.5 mag has occurred near Susitna North in Alaska

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