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Light earthquake, 4.7 mag was detected near Tanaga Volcano in Alaska

Posted by admin on February 17, 2020 0 Comments

Earthquake location 51.288S, -178.1342WA light earthquake magnitude 4.7 (ml/mb) has struck on Sunday, 66 km S of Tanaga Volcano, Alaska (41 miles). The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface. All ids that are associated to the event: us70007rm3. Unique identifier: us70007rm3. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.7-magnitude earthquake has occurred at 15:33:15 / 3:33 pm (local time epicenter). Exact location of event, longitude -178.1342 West, latitude 51.288 North, depth = 35 km. Exact time and date of earthquake 17/02/20 / 2020-02-17 03:33:15 / February 17, 2020 @ 3:33 am UTC/GMT.

Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one hundred and six and in the last 365 days two hundred and seventy earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

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: 66 km S of Tanaga Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -178.1342° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.288° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 66km S of Tanaga Volcano, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-02-17 03:33:15 Time when the event occurred. UTC/GMT
Updated 2020-02-17 03:56:09 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 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 340 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 0.833 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.11 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 129 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us70007rm3 Id of event.
Event Code 70007rm3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70007rm3, A comma-separated list of event ids that are associated to an event.

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