Minor earthquake: M3.3 quake has struck near Semisopochnoi Island in Alaska

A minor earthquake with magnitude 3.3 (ml/mb) was reported 51 km SE of Semisopochnoi Island, Alaska (32 miles) on Saturday. The epicenter was at a depth of 87.42 km (54 miles). The temblor was detected at 00:17:49 / 12:17 am (local time epicenter). Exact location of event, depth 87.42 km, -179.8438° West, 51.6477° North. Global time and date of event 02/06/18 / 2018-06-02 12:17:49 / June 2, 2018 @ 12:17 pm UTC/GMT. Event ids that are associated to the earthquake: ak19698030, us1000epf6. Id of event: us1000epf6.

In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days ten and in the last 365 days one hundred and seventy earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 130,000 minor quakes in the world each year. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

How would you describe the shaking?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 51 km SE of Semisopochnoi Island, Alaska. This information comes from the USGS Earthquake Notification Service.

Alaska Semisopochnoi Island

More information

Parameter	Value	Description
Magnitude	3.3 mb	The magnitude for the event.
Longitude	-179.8438° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	51.6477° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	87.42 km	Depth of the event in kilometers.
Place	51km SE 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	2018-06-02 12:17:49	Time when the event occurred. UTC/GMT
Updated	2018-06-16 10:28:03	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	168	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	0.433	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.27 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	161	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	us1000epf6	Id of event.
Event Code	1000epf6	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak19698030,us1000epf6,	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: M3.3 quake has struck near Semisopochnoi Island in Alaska

How would you describe the shaking?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information