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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Kodiak in Alaska

Posted by admin on February 5, 2018 0 Comments

Earthquake location 55.8457S, -149.2471WA light earthquake with magnitude 4.2 (ml/mb) was detected on Monday, 289 km SE of Kodiak, Alaska (180 miles). Exact time and date of event in UTC/GMT: 30/01/18 / 2018-01-30 09:39:02 / January 30, 2018 @ 9:39 am. All ids that are associated to the event: us2000cr86. Unique identifier: us2000cr86. The earthquake was roughly at a depth of 10 km (6 miles). The 4.2-magnitude earthquake was detected at 23:39:02 / 11:39 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -149.2471 West, latitude 55.8457 North, depth = 10 km.

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

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 289 km SE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -149.2471° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.8457° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 289km 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 2018-01-30 09:39:02 Time when the event occurred. UTC/GMT
Updated 2018-02-05 14:27:01 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 us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,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 2.629 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.9 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 142 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us2000cr86 Id of event.
Event Code 2000cr86 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000cr86, A comma-separated list of event ids that are associated to an event.

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