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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.1 quake has struck near Poronaysk in Russia

Earthquake location 48.224S, 146.3077WA light earthquake magnitude 4.1 (ml/mb) has occurred on Saturday, 260 km ESE of Poronaysk, Russia (162 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us7000cav3. Ids that are associated to the event: us7000cav3. Exact location of earthquake, longitude 146.3077 East, latitude 48.224 North, depth = 499.1 km. The temblor was reported at 02:54:00 / 2:54 am (local time epicenter). Date and time of earthquake in UTC/GMT: 31/10/20 / 2020-10-31 02:54:00 / October 31, 2020 @ 2:54 am. The epicenter was at a depth of 499.1 km (310 miles).

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

Did you feel anything?

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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 260 km ESE of Poronaysk, Russia.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 146.3077° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 48.224° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 499.1 km Depth of the event in kilometers.
Place 260 km ESE of Poronaysk, Russia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-10-31 02:54:00 Time when the event occurred. UTC/GMT
Updated 2020-11-06 01:07:53 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 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 ,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 2.714 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.75 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 141 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 us7000cav3 Id of event.
Event Code 7000cav3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000cav3, A comma-separated list of event ids that are associated to an event.

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