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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4 quake has struck near Nikol’skoye in Russia



Earthquake location 54.8395S, 168.2896WA light earthquake magnitude 4 (ml/mb) has occurred on Wednesday, 152 km ESE of Nikol’skoye, Russia (94 miles). Date and time of earthquake in UTC/GMT: 18/07/17 / 2017-07-18 21:51:23 / July 18, 2017 @ 9:51 pm. Unique identifier: us20009z6z. Ids that are associated to the event: us20009z6z. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. Exact location, longitude 168.2896° East, latitude 54.8395° North, depth = 10 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 08:51:23 / 8:51 am (local time epicenter).

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

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage 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: 152 km ESE of Nikol’skoye, Russia.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 168.2896° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 54.8395° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 152km ESE of Nikol'skoye, Russia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-07-18 21:51:23 Time when the event occurred. UTC/GMT
Updated 2017-08-02 04:48:58 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 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 5.978 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.87 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 153 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 us20009z6z Id of event.
Event Code 20009z6z An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20009z6z, A comma-separated list of event ids that are associated to an event.

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