Minor earthquake, 2.8 mag has occurred near Chirik

A minor earthquake with magnitude 2.8 (ml/mb) was reported 132 km ESE of Chirikof Island, Alaska (82 miles) on Tuesday. The epicenter was at a depth of 25.4 km (16 miles). The 2.8-magnitude earthquake was detected at 21:37:01 / 9:37 pm (local time epicenter). Exact time and date of earthquake 21/02/18 / 2018-02-21 07:37:01 / February 21, 2018 @ 7:37 am UTC/GMT. All ids that are associated to the event: ak18474874. Unique identifier: ak18474874. Exact location of earthquake, longitude -153.7918 West, latitude 55.2466 North, depth = 25.4 km.

Each year there are an estimated 1,300,000 minor quakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days two and in the last 365 days eight earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 132 km ESE of Chirikof Island, Alaska.

Chirik

More information

Parameter	Value	Description
Magnitude	2.8 mb	The magnitude for the event.
Longitude	-153.7918° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	55.2466° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	25.4 km	Depth of the event in kilometers.
Place	132km ESE of Chirikof 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	2018-02-21 07:37:01	Time when the event occurred. UTC/GMT
Updated	2018-03-02 22:04:50	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	121	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	0.8 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	ak18474874	Id of event.
Event Code	18474874	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak18474874,	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, 2.8 mag has occurred near Chirik

Did you feel the quake?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information