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Light earthquake: M4.2 quake has struck near Kodiak in Alaska

Posted by admin on January 24, 2018 0 Comments

Earthquake location 56.1683S, -149.2091WA light earthquake magnitude 4.2 (ml/mb) has occurred on Wednesday, 270 km SE of Kodiak, Alaska (168 miles). The 4.2-magnitude earthquake has occurred at 01:44:19 / 1:44 am (local time epicenter). Event id: ak18192402. Ids that are associated to the earthquake: ak18192402, us2000cnp3. The earthquake was roughly at a depth of 12 km (7 miles). Exact location, longitude -149.2091° West, latitude 56.1683° North, depth = 12 km. Global date and time of event UTC/GMT: 24/01/18 / 2018-01-24 11:44:19 / January 24, 2018 @ 11:44 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been one hundred and eight, in the last 10 days one hundred and thirty-four, in the past 30 days one hundred and thirty-four and in the last 365 days one hundred and thirty-eight earthquakes of magnitude 3.0 or greater that has struck near.

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 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: 270 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -149.2091° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.1683° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12 km Depth of the event in kilometers.
Place 270km 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 2018-01-24 11:44:19 Time when the event occurred. UTC/GMT
Updated 2018-01-24 23:04:10 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 271 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,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 0.64 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 ak18192402 Id of event.
Event Code 18192402 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18192402,us2000cnp3, A comma-separated list of event ids that are associated to an event.

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