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

A minor earthquake with magnitude 3.9 (ml/mb) was detected on Wednesday, 128 km SSW of Shemya Island, Alaska (80 miles). Event id: us70003yhs. Ids that are associated to the earthquake: us70003yhs. Exact location, longitude 173.6798° East, latitude 51.6003° North, depth = 10 km. The earthquake occurred at a depth of 10 km (6 miles). The 3.9-magnitude earthquake was detected at 04:47:16 / 4:47 am (local time epicenter). Global time and date of event 04/06/19 / 2019-06-04 16:47:16 / June 4, 2019 @ 4:47 pm UTC/GMT.

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

Did you feel it?

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. 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: 128 km SSW of Shemya Island, Alaska.

Alaska Shemya Island

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Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	173.6798° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.6003° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	128km SSW of Shemya 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	2019-06-04 16:47:16	Time when the event occurred. UTC/GMT
Updated	2019-06-12 19:56:44	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	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	,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	1.16	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.59 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	201	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	us70003yhs	Id of event.
Event Code	70003yhs	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us70003yhs,	A comma-separated list of event ids that are associated to an event.

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

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