Minor earthquake, 2.8 mag was detected near Chignik Lake in Alaska

A minor earthquake with magnitude 2.8 (ml/mb) was detected on Sunday, 65 km SSE of Chignik Lake, Alaska (40 miles). Unique identifier: us10006c7m. Ids that are associated to the event: ak13821053, us10006c7m. The epicenter of the earthquake was roughly 46.1 km (29 miles) below the earth’s surface. Exact time and date of earthquake 31/07/16 / 2016-07-31 18:09:30 / July 31, 2016 @ 6:09 pm UTC/GMT. Exact location of event, longitude -158.467 West, latitude 55.69 North, depth = 46.1 km. The 2.8-magnitude earthquake was detected at 10:09:30 / 10:09 am (local time epicenter).

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

Did you feel the quake?

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: 65 km SSE of Chignik Lake, Alaska. This information comes from the USGS Earthquake Notification Service.

Alaska Chignik Lake

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Parameter	Value	Description
Magnitude	2.8 mb	The magnitude for the event.
Longitude	-158.467° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	55.69° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	46.1 km	Depth of the event in kilometers.
Place	65km SSE 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	2016-07-31 18:09:30	Time when the event occurred. UTC/GMT
Updated	2016-08-28 19:50:45	Time when the event was most recently updated. UTC/GMT
Timezone offset	-480	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	121	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		Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.22 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	us10006c7m	Id of event.
Event Code	10006c7m	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak13821053,us10006c7m,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 2.8 mag was detected near Chignik Lake in Alaska

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