Moderate earthquake 5.1 mag, 56 km SE of Adak, Alaska

A moderate earthquake with magnitude 5.1 (ml/mb) was detected on Monday, 56 km SE of Adak, Alaska (35 miles). The 5.1-magnitude earthquake has occurred at 17:00:24 / 5:00 pm (local time epicenter). The epicenter was at a depth of 36.6 km (23 miles). Id of earthquake: ak16392939. Event ids that are associated: ak16392939. Exact time and date of earthquake 01/08/17 / 2017-08-01 05:00:24 / August 1, 2017 @ 5:00 am UTC/GMT. Exact location of earthquake, -176.117° West, 51.4978° North, depth 36.6 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. Each year there are an estimated 1320 moderate quakes in the world. In the past 24 hours, there have been three, in the last 10 days three, in the past 30 days nine and in the last 365 days two hundred and five earthquakes of magnitude 3.0 or greater that have been detected nearby.

How would you describe the shaking?

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: 56 km SE of Adak, Alaska.

Adak Alaska

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Parameter	Value	Description
Magnitude	5.1 mb	The magnitude for the event.
Longitude	-176.117° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.4978° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	36.6 km	Depth of the event in kilometers.
Place	56km SE of Adak, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-08-01 05:00:24	Time when the event occurred. UTC/GMT
Updated	2017-08-01 05:24:49	Time when the event was most recently updated. UTC/GMT
Timezone offset	-720	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	3.49	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	400	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	0.48 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	ak16392939	Id of event.
Event Code	16392939	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak16392939,	A comma-separated list of event ids that are associated to an event.

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Moderate earthquake 5.1 mag, 56 km SE of Adak, Alaska

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