Minor earthquake, 3.1 mag has occurred near Kodiak in Alaska

A minor earthquake magnitude 3.1 (ml/mb) has occurred on Saturday, 242 km SE of Kodiak, Alaska (150 miles). The epicenter was at a depth of 23.51 km (15 miles). Exact location, longitude -149.7176° West, latitude 56.1853° North, depth = 23.51 km. Id of earthquake: us1000dv2q. Event ids that are associated: ak19296553, us1000dv2q. The 3.1-magnitude earthquake has occurred at 09:39:15 / 9:39 am (local time epicenter). Exact time and date of earthquake 28/04/18 / 2018-04-28 19:39:15 / April 28, 2018 @ 7:39 pm UTC/GMT.

Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. In the past 24 hours, there have been one hundred and thirty-eight, in the last 10 days one hundred and ninety-nine, in the past 30 days four hundred and twenty-three and in the last 365 days three thousand, four hundred and eighty-six earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 242 km SE of Kodiak, Alaska.

Alaska Kodiak

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Parameter	Value	Description
Magnitude	3.1 mb	The magnitude for the event.
Longitude	-149.7176° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	56.1853° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	23.51 km	Depth of the event in kilometers.
Place	242km SE of Kodiak, Alaska	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-04-28 19:39:15	Time when the event occurred. UTC/GMT
Updated	2018-05-19 02:50:27	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	148	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	2.226	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.65 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	229	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	us1000dv2q	Id of event.
Event Code	1000dv2q	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,ak19296553,us1000dv2q,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.1 mag has occurred near Kodiak in Alaska

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