Minor earthquake: M3.1 quake has struck near Nikolski in Alaska

A minor earthquake with magnitude 3.1 (ml/mb) was detected on Thursday, 74 km SSW of Nikolski, Alaska (46 miles). The 3.1-magnitude earthquake has occurred at 15:37:14 / 3:37 pm (local time epicenter). Exact location of event, longitude -169.4418 West, latitude 52.3692 North, depth = 19.9 km. Date and time of earthquake in UTC/GMT: 07/08/15 / 2015-08-07 02:37:14 / August 7, 2015 @ 2:37 am. The epicenter of the earthquake was roughly 19.9 km (12 miles) below the earth’s surface. Event id: us100030dw. Ids that are associated to the earthquake: ak11670836, us100030dw.

In the past 24 hours, there have been twenty-four, in the last 10 days one hundred and ten, in the past 30 days two hundred and fifteen and in the last 365 days three hundred and three earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

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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: 74 km SSW of Nikolski, Alaska. This information comes from the USGS Earthquake Notification Service.

Alaska Nikolski

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Parameter	Value	Description
Magnitude	3.1 mb	The magnitude for the event.
Longitude	-169.4418° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	52.3692° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	19.9 km	Depth of the event in kilometers.
Place	74km SSW 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	2015-08-07 02:37:14	Time when the event occurred. UTC/GMT
Updated	2015-08-26 23:48:57	Time when the event was most recently updated. UTC/GMT
Timezone offset	-660	Timezone offset from UTC in minutes at the event epicenter.
Felt	0	The total number of felt reports
CDI	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	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	148	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	,ak,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		Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.97 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	us100030dw	Id of event.
Event Code	100030dw	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak11670836,us100030dw,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.1 quake has struck near Nikolski in Alaska

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