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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Tanaga Volcano in Alaska

Posted by admin on May 20, 2017 0 Comments

Earthquake location 51.8268S, -177.5847WA light earthquake magnitude 4 (ml/mb) has occurred on Sunday, 38 km E of Tanaga Volcano, Alaska (24 miles). Date and time of earthquake in UTC/GMT: 07/05/17 / 2017-05-07 10:18:39 / May 7, 2017 @ 10:18 am. Exact location of event, depth 17.28 km, -177.5847° West, 51.8268° North. The earthquake occurred at a depth of 17.28 km (11 miles) below the earth’s surface. The 4-magnitude earthquake was detected at 00:18:39 / 12:18 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us10008rvp. Unique identifier: us10008rvp.

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

Did you feel the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 38 km E of Tanaga Volcano, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -177.5847° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.8268° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 17.28 km Depth of the event in kilometers.
Place 38km E 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 2017-05-07 10:18:39 Time when the event occurred. UTC/GMT
Updated 2017-05-20 06:27:43 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 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 246 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 0.269 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.04 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 304 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us10008rvp Id of event.
Event Code 10008rvp An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008rvp, A comma-separated list of event ids that are associated to an event.

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