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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.1 mag was detected near Neiafu in Tonga

Earthquake location -18.468S, -174.5437WA moderate earthquake with magnitude 5.1 (ml/mb) was reported 62 kilometers (39 miles) from Neiafu in Tonga on Monday. The temblor was detected at 09:33:49 / 9:33 am (local time epicenter). The earthquake was roughly at a depth of 97.91 km (61 miles). Global time and date of event 29/02/16 / 2016-02-29 21:33:49 / February 29, 2016 @ 9:33 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us10004tn9. Ids that are associated to the event: us10004tn9. Exact location of event, longitude -174.5437 West, latitude -18.468 South, depth = 97.91 km.

Epicenter of the event was 62 km (39 miles) from Neiafu (c. 4 300 pop). Nearest cities/city/towns to hypocenter/epicentrum was Neiafu (min 5000 pop). Close country/countries that might be effected, Tonga (c. 123 000 pop).

Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. There are an estimated 1320 moderate quakes in the world each year. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days four and in the last 365 days thirty-six earthquakes of magnitude 3.0 or greater that has occurred nearby.

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. 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: 62 km WNW of Neiafu, Tonga.

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More information

Parameter Value Description
Magnitude 5.1 mb The magnitude for the event.
Longitude -174.5437° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -18.468° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 97.91 km Depth of the event in kilometers.
Place 62km WNW of Neiafu, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-02-29 21:33:49 Time when the event occurred. UTC/GMT
Updated 2016-02-29 21:53:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 2.6 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 401 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 4.415 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.04 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 42 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 us10004tn9 Id of event.
Event Code 10004tn9 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004tn9, A comma-separated list of event ids that are associated to an event.

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