Minor earthquake, 2.9 mag has occurred near Semisopochnoi Island in Alaska

A minor earthquake magnitude 2.9 (ml/mb) has occurred on Saturday, 15 km SSE of Semisopochnoi Island, Alaska (9 miles). The earthquake was roughly at a depth of 117.3 km (73 miles). Exact location of event, depth 117.3 km, 179.7202° East, 51.8376° North. All ids that are associated to the event: ak17553797. Unique identifier: ak17553797. Date and time of earthquake in UTC/GMT: 09/12/17 / 2017-12-09 11:32:48 / December 9, 2017 @ 11:32 am. The temblor was reported at 01:32:48 / 1:32 am (local time epicenter).

Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been 0, in the last 10 days 0, in the past 30 days four and in the last 365 days one hundred and eighteen earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 130,000 minor quakes in the world.

Did you feel anything?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 15 km SSE of Semisopochnoi Island, Alaska. This data comes from the USGS Earthquake Notification Service.

Alaska Semisopochnoi Island

More information

Parameter	Value	Description
Magnitude	2.9 mb	The magnitude for the event.
Longitude	179.7202° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.8376° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	117.3 km	Depth of the event in kilometers.
Place	15km SSE of Semisopochnoi 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	2017-12-09 11:32:48	Time when the event occurred. UTC/GMT
Updated	2017-12-12 21:16:44	Time when the event was most recently updated. UTC/GMT
Timezone offset	-600	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	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	129	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	0.35 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	ak17553797	Id of event.
Event Code	17553797	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak17553797,	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

Minor earthquake, 2.9 mag has occurred near Semisopochnoi Island in Alaska

Did you feel anything?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information