Moderate earthquake: M5.2 quake has struck near Chernabura Island in Alaska

A moderate earthquake magnitude 5.2 (ml/mb) has occurred on Friday, 87 km WSW of Chernabura Island, Alaska (54 miles). The epicenter of the earthquake was roughly 54 km (34 miles) below the earth’s surface. The temblor was detected at 20:58:43 / 8:58 pm (local time epicenter). Global time and date of event 21/07/18 / 2018-07-21 07:58:43 / July 21, 2018 @ 7:58 am UTC/GMT. A tsunami warning has been issued near Chernabura Island in Alaska (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -160.798 West, latitude 54.475 North, depth = 54 km. Event ids that are associated to the earthquake: at00pc7i5v. Id of event: at00pc7i5v.

There are an estimated 1320 moderate earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days nine, in the past 30 days fifteen and in the last 365 days one hundred earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Did you feel the quake?

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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 87 km WSW of Chernabura Island, Alaska.

Alaska Chernabura Island

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Parameter	Value	Description
Magnitude	5.2 mb	The magnitude for the event.
Longitude	-160.798° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	54.475° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	54 km	Depth of the event in kilometers.
Place	87km WSW of Chernabura Island, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-07-21 07:58:43	Time when the event occurred. UTC/GMT
Updated	2018-07-21 08:03:11	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	416	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	81	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.894722	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.9 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	190.799984736	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	at00pc7i5v	Id of event.
Event Code	00pc7i5v	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,at00pc7i5v,	A comma-separated list of event ids that are associated to an event.

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Moderate earthquake: M5.2 quake has struck near Chernabura Island in Alaska

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