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Minor earthquake, 2.8 mag strikes near Kodiak in Alaska

Posted by admin on December 16, 2018 0 Comments

Earthquake location 57.9332S, -152.1199WA minor earthquake magnitude 2.8 (ml/mb) has struck on Saturday, 23 kilometers (14 miles) from Kodiak in Alaska. Global time and date of event 16/12/18 / 2018-12-16 04:33:47 / December 16, 2018 @ 4:33 am UTC/GMT. The earthquake occurred at a depth of 25.8 km (16 miles) below the earth’s surface. Event id: ak20515538. Ids that are associated to the earthquake: ak20515538. The 2.8-magnitude earthquake has occurred at 19:33:47 / 7:33 pm (local time epicenter). Exact location of earthquake, -152.1199° West, 57.9332° North, depth 25.8 km.

Nearest cities/city/towns to hypocenter/epicentrum was Kodiak (min 5000 pop). Nearby country/countries that might be effected, United States (c. 310 233 000 pop). Event epicenter was 23 km (14 miles) from Kodiak (c. 6 100 pop).

In the past 24 hours, there have been 0, in the last 10 days one, in the past 30 days one and in the last 365 days twenty-one earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. There are an estimated 1,300,000 minor earthquakes in the world each year.

Did you feel anything?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 23 km NE of Kodiak, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -152.1199° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 57.9332° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.8 km Depth of the event in kilometers.
Place 23km NE 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 2018-12-16 04:33:47 Time when the event occurred. UTC/GMT
Updated 2018-12-16 04:39:54 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 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 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 0.85 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 ak20515538 Id of event.
Event Code 20515538 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20515538, A comma-separated list of event ids that are associated to an event.

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