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Light earthquake 4 mag, 74 km W of Anchor Point, Alaska

Posted by admin on March 18, 2016 0 Comments

Earthquake location 59.7631S, -153.1585WA light earthquake magnitude 4 (ml/mb) strikes 74 km W of Anchor Point, Alaska (46 miles) on Friday. Exact location of earthquake, longitude -153.1585 West, latitude 59.7631 North, depth = 104.5 km. Global date and time of event UTC/GMT: 18/03/16 / 2016-03-18 19:25:24 / March 18, 2016 @ 7:25 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 104.5 km (65 miles) below the earth’s surface. The 4-magnitude earthquake has occurred at 11:25:24 / 11:25 am (local time epicenter). Id of earthquake: ak12999521. Event ids that are associated: ak12999521.

Each 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 one, in the last 10 days seven, in the past 30 days twenty-two and in the last 365 days two hundred and fourty-two earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel it?

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: 74 km W of Anchor Point, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -153.1585° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 59.7631° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 104.5 km Depth of the event in kilometers.
Place 74km W of Anchor Point, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-03-18 19:25:24 Time when the event occurred. UTC/GMT
Updated 2016-03-18 19:40:48 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 246 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 0.55 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 ak12999521 Id of event.
Event Code 12999521 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak12999521, A comma-separated list of event ids that are associated to an event.

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