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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 154 km SSW of Kiska Volcano, Alaska


Earthquake location 50.7718S, 176.9444WA light earthquake with magnitude 4 (ml/mb) was reported 154 km SSW of Kiska Volcano, Alaska (96 miles) on Friday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 14/06/18 / 2018-06-14 17:36:39 / June 14, 2018 @ 5:36 pm. Exact location, longitude 176.9444° East, latitude 50.7718° North, depth = 4.83 km. The temblor was reported at 05:36:39 / 5:36 am (local time epicenter). The epicenter was at a depth of 4.83 km (3 miles). Unique identifier: us1000ernm. Ids that are associated to the event: ak19770890, us1000ernm.

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 four and in the last 365 days twenty-five earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 154 km SSW of Kiska Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 176.9444° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.7718° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 4.83 km Depth of the event in kilometers.
Place 154km SSW 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 2018-06-14 17:36:39 Time when the event occurred. UTC/GMT
Updated 2018-06-26 22:17:36 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 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 ,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 1.604 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 318 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 us1000ernm Id of event.
Event Code 1000ernm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak19770890,us1000ernm, A comma-separated list of event ids that are associated to an event.

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