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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.2 quake has struck near Severo-Kuril’sk in Russia


Earthquake location 49.3355S, 155.9424WA light earthquake with magnitude 4.2 (ml/mb) was reported 149 km S of Severo-Kuril’sk, Russia (93 miles) on Friday. The earthquake occurred at a depth of 59.96 km (37 miles) below the earth’s surface. The temblor was detected at 01:14:04 / 1:14 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude 155.9424 East, latitude 49.3355 North, depth = 59.96 km. Unique identifier: us10008n4s. Ids that are associated to the event: us10008n4s. Exact time and date of event in UTC/GMT: 20/04/17 / 2017-04-20 15:14:04 / April 20, 2017 @ 3:14 pm.

In the past 24 hours, there have been six, in the last 10 days six, in the past 30 days seven and in the last 365 days nineteen earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 149 km S of Severo-Kuril’sk, Russia.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 155.9424° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 49.3355° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 59.96 km Depth of the event in kilometers.
Place 149km S of Severo-Kuril'sk, Russia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-20 15:14:04 Time when the event occurred. UTC/GMT
Updated 2017-05-10 21:55:13 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 271 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 3.936 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 184 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 us10008n4s Id of event.
Event Code 10008n4s An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008n4s, A comma-separated list of event ids that are associated to an event.

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