Moderate earthquake: M5.5 quake has struck near Atka in Alaska

A moderate earthquake magnitude 5.5 (ml/mb) has struck on Saturday, 104 km SW of Atka, Alaska (65 miles). The temblor was reported at 08:16:23 / 8:16 am (local time epicenter). Exact time and date of earthquake 15/08/15 / 2015-08-15 20:16:23 / August 15, 2015 @ 8:16 pm UTC/GMT. The earthquake occurred at a depth of 60 km (37 miles). All ids that are associated to the event: at00nt54bb. Unique identifier: at00nt54bb. A tsunami warning has been issued near Atka in Alaska (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 60 km, -175.185° West, 51.481° North.

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

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 104 km SW of Atka, Alaska.

Alaska Atka

More information

Parameter	Value	Description
Magnitude	5.5 mb	The magnitude for the event.
Longitude	-175.185° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.481° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	60 km	Depth of the event in kilometers.
Place	104km SW of Atka, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2015-08-15 20:16:23	Time when the event occurred. UTC/GMT
Updated	2015-08-15 20:22:11	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		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	465	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	48	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.46 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	201.6	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	at00nt54bb	Id of event.
Event Code	00nt54bb	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,at00nt54bb,	A comma-separated list of event ids that are associated to an event.

Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Moderate earthquake: M5.5 quake has struck near Atka in Alaska

Questions or comments?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information