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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Raoul Island in New Zealand

Posted by admin on August 25, 2017 0 Comments

Earthquake location -29.9412S, -178.2601WA light earthquake magnitude 4.3 (ml/mb) has struck on Monday, 82 km SSW of Raoul Island, New Zealand (51 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -178.2601 West, latitude -29.9412 South, depth = 136.55 km. The earthquake occurred at a depth of 136.55 km (85 miles). Unique identifier: us2000abnu. Ids that are associated to the event: us2000abnu. Exact time and date of event in UTC/GMT: 21/08/17 / 2017-08-21 18:58:15 / August 21, 2017 @ 6:58 pm. The temblor was detected at 06:58:15 / 6:58 am (local time epicenter).

Every 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. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days four and in the last 365 days fifty-eight earthquakes of magnitude 3.0 or greater that was reported nearby.

How would you describe the shaking?

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: 82 km SSW of Raoul Island, New Zealand.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -178.2601° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -29.9412° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 136.55 km Depth of the event in kilometers.
Place 82km SSW 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 2017-08-21 18:58:15 Time when the event occurred. UTC/GMT
Updated 2017-08-25 16:18:06 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 284 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 0.751 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.93 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 150 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 us2000abnu Id of event.
Event Code 2000abnu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000abnu, A comma-separated list of event ids that are associated to an event.

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