Strong earthquake, 6.9 mag strikes near Nikolski in Alaska

A earthquake magnitude 6.9 (ml/mb) has occurred on Sunday, 103 km SSW of Nikolski, Alaska (64 miles). Global date and time of event UTC/GMT: 27/07/15 / 2015-07-27 04:49:42 / July 27, 2015 @ 4:49 am. Exact location, longitude -169.391° West, latitude 52.062° North, depth = 10 km. The temblor was picked up at 17:49:42 / 5:49 pm (local time epicenter). A tsunami warning has been issued near Nikolski in Alaska (Does not indicate if a tsunami actually did or will exist). Unique identifier: at00ns4qqu. Ids that are associated to the event: at00ns4qqu. The epicenter was at a depth of 10 km (6 miles).

In the past 24 hours, there have been four, in the last 10 days seven, in the past 30 days eleven and in the last 365 days ninety-two earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 6.0 to 6.9 may cause a lot of damage in very populated areas. Each year there are an estimated 135 quakes in the world.

Did you feel it?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 103 km SSW of Nikolski, Alaska.

Alaska Nikolski

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Parameter	Value	Description
Magnitude	6.9 mb	The magnitude for the event.
Longitude	-169.391° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	52.062° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	103km 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	2015-07-27 04:49:42	Time when the event occurred. UTC/GMT
Updated	2015-07-27 04:54:19	Time when the event was most recently updated. UTC/GMT
Timezone offset	-660	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	1	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	732	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	at	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,at,	A comma-separated list of network contributors.
Number of Stations Used	28	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.96838388	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.35 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	208.8	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	Mi	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	at00ns4qqu	Id of event.
Event Code	00ns4qqu	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,at00ns4qqu,	A comma-separated list of event ids that are associated to an event.

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Strong earthquake, 6.9 mag strikes near Nikolski in Alaska

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