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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Kiska Volcano in Alaska


Earthquake location 51.972S, 177.1232WA light earthquake with magnitude 4.1 (ml/mb) was detected on Friday, 35 km WSW of Kiska Volcano, Alaska (22 miles). Exact location of event, depth 48.2 km, 177.1232° East, 51.972° North. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 23:30:11 / 11:30 pm (local time epicenter). Global time and date of event 30/04/16 / 2016-04-30 08:30:11 / April 30, 2016 @ 8:30 am UTC/GMT. Event ids that are associated to the earthquake: ak13505094, us10005cpc. Id of event: us10005cpc. The earthquake occurred at a depth of 48.2 km (30 miles).

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

How would you describe the shaking?

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: 35 km WSW of Kiska Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 177.1232° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.972° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 48.2 km Depth of the event in kilometers.
Place 35km WSW of Kiska 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 2016-04-30 08:30:11 Time when the event occurred. UTC/GMT
Updated 2016-05-21 12:09:43 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 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 259 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 ,ak,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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.25 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 mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us10005cpc Id of event.
Event Code 10005cpc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak13505094,us10005cpc, A comma-separated list of event ids that are associated to an event.

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