Light earthquake, 4 mag strikes near Chirik

A light earthquake magnitude 4 (ml/mb) strikes 59 km SSW of Chirikof Island, Alaska (37 miles) on Saturday. Exact time and date of earthquake 18/07/15 / 2015-07-18 20:18:03 / July 18, 2015 @ 8:18 pm UTC/GMT. Event ids that are associated to the earthquake: ak11650157. Id of event: ak11650157. The temblor was reported at 10:18:03 / 10:18 am (local time epicenter). Exact location of event, longitude -155.9556 West, latitude 55.3256 North, depth = 32 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 32 km (20 miles).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days three and in the last 365 days fourteen earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 13,000 light earthquakes in the world each year.

How would you describe the shaking?

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. 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: 59 km SSW of Chirikof Island, Alaska.

Chirik

More information

Parameter	Value	Description
Magnitude	4 mb	The magnitude for the event.
Longitude	-155.9556° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	55.3256° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	32 km	Depth of the event in kilometers.
Place	59km SSW 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	2015-07-18 20:18:03	Time when the event occurred. UTC/GMT
Updated	2015-07-18 20:41:11	Time when the event was most recently updated. UTC/GMT
Timezone offset	-600	Timezone offset from UTC in minutes at the event epicenter.
Felt	0	The total number of felt reports
CDI	1	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	246	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	0.92 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	ak11650157	Id of event.
Event Code	11650157	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak11650157,	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

Light earthquake, 4 mag strikes near Chirik

How would you describe the shaking?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information