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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.6 mag, south of the Kermadec Islands


Earthquake location -33.2933S, -179.4283WA light earthquake magnitude 4.6 (ml/mb) has occurred on Saturday, south of the Kermadec Islands (0 miles). Global time and date of event 23/01/21 / 2021-01-23 01:29:57 / January 23, 2021 @ 1:29 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 76.56 km (48 miles). Exact location of event, longitude -179.4283 West, latitude -33.2933 South, depth = 76.56 km. The temblor was picked up at 01:29:57 / 1:29 am (local time epicenter). All ids that are associated to the event: us6000dczy. Unique identifier: us6000dczy.

In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days three and in the last 365 days eighty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

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 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: south of the Kermadec Islands.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -179.4283° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -33.2933° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 76.56 km Depth of the event in kilometers.
Place south of the Kermadec Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-01-23 01:29:57 Time when the event occurred. UTC/GMT
Updated 2021-01-29 23:48:26 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 326 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 4.234 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.09 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 83 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 us6000dczy Id of event.
Event Code 6000dczy An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000dczy, A comma-separated list of event ids that are associated to an event.

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