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

Posted by admin on October 7, 2018 0 Comments

Earthquake location 61.3041S, -147.4192WA light earthquake magnitude 4.2 (ml/mb) strikes 60 km WNW of Valdez, Alaska (37 miles) on Sunday. A tsunami warning has been issued near Valdez in Alaska (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 07/10/18 / 2018-10-07 09:25:54 / October 7, 2018 @ 9:25 am. Unique identifier: ak20272669. Ids that are associated to the event: ak20272669, at00pg8275. The temblor was picked up at 00:25:54 / 12:25 am (local time epicenter). Exact location of earthquake, -147.4192° West, 61.3041° North, depth 12.1 km. The earthquake occurred at a depth of 12.1 km (8 miles) below the earth’s surface.

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

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 60 km WNW of Valdez, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -147.4192° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 61.3041° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 12.1 km Depth of the event in kilometers.
Place 60km WNW of Valdez, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-10-07 09:25:54 Time when the event occurred. UTC/GMT
Updated 2018-10-07 09:34:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2.2 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 1 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 272 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,at, 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 0.65 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 ak20272669 Id of event.
Event Code 20272669 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak20272669,at00pg8275, A comma-separated list of event ids that are associated to an event.

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