Minor earthquake, 3.9 mag has occurred near Semisopochnoi Island in Alaska

A minor earthquake magnitude 3.9 (ml/mb) has occurred on Sunday, 13 km SSW of Semisopochnoi Island, Alaska (8 miles). Id of earthquake: us70003fx5. Event ids that are associated: ak0195gxfr9y, us70003fx5. Global time and date of event 29/04/19 / 2019-04-29 07:53:05 / April 29, 2019 @ 7:53 am UTC/GMT. The epicenter was at a depth of 71.4 km (44 miles). Exact location of earthquake, longitude 179.499 East, latitude 51.8425 North, depth = 71.4 km. The 3.9-magnitude earthquake has occurred at 21:53:05 / 9:53 pm (local time epicenter).

Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days twenty and in the last 365 days eighty-two earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 13 km SSW of Semisopochnoi Island, Alaska.

Alaska Semisopochnoi Island

More information

Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	179.499° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.8425° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	71.4 km	Depth of the event in kilometers.
Place	13km SSW 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	2019-04-29 07:53:05	Time when the event occurred. UTC/GMT
Updated	2019-05-06 07:50:30	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	234	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	us	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,ak,us,	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	1.023	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.49 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	193	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mb	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us70003fx5	Id of event.
Event Code	70003fx5	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak0195gxfr9y,us70003fx5,	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, 3.9 mag has occurred near Semisopochnoi Island in Alaska

Did you feel it?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information