Minor earthquake 3.7 mag, 86 km ESE of Chignik Lake, Alaska

A minor earthquake magnitude 3.7 (ml/mb) has struck on Tuesday, 86 km ESE of Chignik Lake, Alaska (53 miles). The epicenter of the earthquake was roughly 40.5 km (25 miles) below the earth’s surface. Exact location of earthquake, -157.4815° West, 55.9574° North, depth 40.5 km. Id of earthquake: ak14721574. Event ids that are associated: ak14721574. The 3.7-magnitude earthquake was detected at 09:14:45 / 9:14 am (local time epicenter). Exact time and date of earthquake 13/12/16 / 2016-12-13 19:14:45 / December 13, 2016 @ 7:14 pm UTC/GMT.

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

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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. 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: 86 km ESE of Chignik Lake, Alaska.

Alaska Chignik Lake

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Parameter	Value	Description
Magnitude	3.7 mb	The magnitude for the event.
Longitude	-157.4815° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	55.9574° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	40.5 km	Depth of the event in kilometers.
Place	86km ESE of Chignik Lake, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2016-12-13 19:14:45	Time when the event occurred. UTC/GMT
Updated	2016-12-13 19:30:07	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	2.55	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	automatic	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	211	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	0.85 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	ak14721574	Id of event.
Event Code	14721574	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak14721574,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake 3.7 mag, 86 km ESE of Chignik Lake, Alaska

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