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Minor earthquake 2.8 mag, 257 km SE of Kodiak, Alaska

Posted by admin on February 2, 2018 0 Comments

Earthquake location 56.2895S, -149.1705WA minor earthquake with magnitude 2.8 (ml/mb) was detected on Tuesday, 257 km SE of Kodiak, Alaska (160 miles). Exact time and date of event in UTC/GMT: 23/01/18 / 2018-01-23 12:43:57 / January 23, 2018 @ 12:43 pm. The 2.8-magnitude earthquake has occurred at 02:43:57 / 2:43 am (local time epicenter). Exact location of earthquake, longitude -149.1705 West, latitude 56.2895 North, depth = 12 km. Unique identifier: ak18282460. Ids that are associated to the event: ak18282460. The epicenter of the earthquake was roughly 12 km (7 miles) below the earth’s surface.

In the past 24 hours, there have been four hundred and eighty-seven, in the last 10 days four hundred and eighty-seven, in the past 30 days four hundred and eighty-seven and in the last 365 days four hundred and ninety-one earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 1,300,000 minor quakes in the world. Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage.

Did you feel anything?

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: 257 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -149.1705° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.2895° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12 km Depth of the event in kilometers.
Place 257km 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 2018-01-23 12:43:57 Time when the event occurred. UTC/GMT
Updated 2018-02-02 01:04:29 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 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 0.44 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 ak18282460 Id of event.
Event Code 18282460 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18282460, A comma-separated list of event ids that are associated to an event.

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