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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag strikes near Raoul Island in New Zealand

Posted by admin on December 20, 2017 0 Comments

Earthquake location -28.6287S, -176.8811WA light earthquake with magnitude 4.5 (ml/mb) was detected on Sunday, 121 km NE of Raoul Island, New Zealand (75 miles). Exact time and date of event in UTC/GMT: 10/12/17 / 2017-12-10 15:20:04 / December 10, 2017 @ 3:20 pm. The earthquake occurred at a depth of 31.56 km (20 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us2000c4za. Ids that are associated to the earthquake: us2000c4za. The 4.5-magnitude earthquake was detected at 03:20:04 / 3:20 am (local time epicenter). Exact location of earthquake, -176.8811° West, -28.6287° South, depth 31.56 km.

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

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 121 km NE of Raoul Island, New Zealand.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -176.8811° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -28.6287° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.56 km Depth of the event in kilometers.
Place 121km NE of Raoul Island, New Zealand Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-10 15:20:04 Time when the event occurred. UTC/GMT
Updated 2017-12-20 20:03:46 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 312 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 1.104 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.51 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 195 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 us2000c4za Id of event.
Event Code 2000c4za An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000c4za, A comma-separated list of event ids that are associated to an event.

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