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Light earthquake 4.7 mag, 80 km NNW of Talkeetna, Alaska

Posted by admin on August 31, 2017 0 Comments

Earthquake location 63.0144S, -150.5421WA light earthquake with magnitude 4.7 (ml/mb) was reported 80 km NNW of Talkeetna, Alaska (50 miles) on Wednesday. Event id: ak16748716. Ids that are associated to the earthquake: ak16748716. The 4.7-magnitude earthquake was detected at 22:53:21 / 10:53 pm (local time epicenter). The earthquake occurred at a depth of 108.2 km (67 miles) below the earth’s surface. Exact location, longitude -150.5421° West, latitude 63.0144° North, depth = 108.2 km. Exact time and date of event in UTC/GMT: 31/08/17 / 2017-08-31 07:53:21 / August 31, 2017 @ 7:53 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Each year there are an estimated 13,000 light quakes 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 two, in the past 30 days four and in the last 365 days sixty-five earthquakes of magnitude 3.0 or greater that was reported nearby.

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. 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: 80 km NNW of Talkeetna, Alaska.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -150.5421° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 63.0144° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 108.2 km Depth of the event in kilometers.
Place 80km NNW of Talkeetna, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-08-31 07:53:21 Time when the event occurred. UTC/GMT
Updated 2017-08-31 07:58:23 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 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 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 340 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 0.39 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 ak16748716 Id of event.
Event Code 16748716 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16748716, A comma-separated list of event ids that are associated to an event.

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