Light earthquake: M4 quake has struck near Nikolski in Alaska

A light earthquake magnitude 4 (ml/mb) strikes 207 km SW of Nikolski, Alaska (129 miles) on Sunday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 04:29:19 / 4:29 am (local time epicenter). All ids that are associated to the event: us6000biaq. Unique identifier: us6000biaq. The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 16/08/20 / 2020-08-16 04:29:19 / August 16, 2020 @ 4:29 am. Exact location of event, longitude -171.2414 West, latitude 51.7628 North, depth = 35 km.

In the past 24 hours, there have been seven, in the last 10 days seven, in the past 30 days nine and in the last 365 days ninety-five earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year.

Did you feel it?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 207 km SW of Nikolski, Alaska. This information comes from the USGS Earthquake Notification Service.

Alaska Nikolski

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Parameter	Value	Description
Magnitude	4 mb	The magnitude for the event.
Longitude	-171.2414° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.7628° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	35 km	Depth of the event in kilometers.
Place	207 km SW of Nikolski, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2020-08-16 04:29:19	Time when the event occurred. UTC/GMT
Updated	2020-08-21 22:35:52	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	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	246	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	us	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,us,	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	1.88	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.6 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	185	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mb	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us6000biaq	Id of event.
Event Code	6000biaq	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000biaq,	A comma-separated list of event ids that are associated to an event.

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Light earthquake: M4 quake has struck near Nikolski in Alaska

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