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Light earthquake, 4.5 mag strikes near Kodiak in Alaska

Posted by admin on January 29, 2018 0 Comments

Earthquake location 56.543S, -149.0527WA light earthquake with magnitude 4.5 (ml/mb) was reported 252 km ESE of Kodiak, Alaska (157 miles) on Sunday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 29/01/18 / 2018-01-29 06:22:58 / January 29, 2018 @ 6:22 am UTC/GMT. The temblor was detected at 20:22:58 / 8:22 pm (local time epicenter). All ids that are associated to the event: ak18226682, us2000cqv1. Unique identifier: ak18226682. The earthquake occurred at a depth of 25.3 km (16 miles). Exact location, longitude -149.0527° West, latitude 56.543° North, depth = 25.3 km.

Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been sixteen, in the last 10 days two hundred and fourty-seven, in the past 30 days two hundred and fourty-seven and in the last 365 days two hundred and fifty-one earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel the quake?

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. 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: 252 km ESE of Kodiak, Alaska.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -149.0527° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 56.543° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.3 km Depth of the event in kilometers.
Place 252km ESE 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 2018-01-29 06:22:58 Time when the event occurred. UTC/GMT
Updated 2018-01-29 06:38:34 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 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 312 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 0.69 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 ak18226682 Id of event.
Event Code 18226682 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18226682,us2000cqv1, A comma-separated list of event ids that are associated to an event.

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