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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.8 mag strikes near Neiafu in Tonga


Earthquake location -18.8916S, -172.9242WA moderate earthquake magnitude 5.8 (ml/mb) has occurred on Thursday, 114 kilometers (71 miles) from Neiafu in Tonga. The earthquake occurred at a depth of 10 km (6 miles). The 5.8-magnitude earthquake was detected at 19:41:50 / 7:41 pm (local time epicenter). Id of earthquake: us600085x5. Event ids that are associated: us600085x5. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 28/02/20 / 2020-02-28 07:41:50 / February 28, 2020 @ 7:41 am. Exact location, longitude -172.9242° West, latitude -18.8916° South, depth = 10 km.

Close country/countries, Tonga (c. 123 000 pop) (That might be effected). Epicenter of the event was 115 km (71 miles) from Neiafu (c. 4 300 pop). Nearest cities/city/towns to hypocenter/epicentrum was Neiafu (min 5000 pop).

Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days three and in the last 365 days fourty earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1320 moderate quakes in the world.

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 114 km ESE of Neiafu, Tonga.

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More information

Parameter Value Description
Magnitude 5.8 mb The magnitude for the event.
Longitude -172.9242° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -18.8916° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 114km ESE 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 2020-02-28 07:41:50 Time when the event occurred. UTC/GMT
Updated 2020-02-28 08:01:58 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 0 The maximum estimated instrumental intensity for the event.
Alert Level green 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 518 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 2.841 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.84 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 132 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mww The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us600085x5 Id of event.
Event Code 600085x5 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us600085x5, A comma-separated list of event ids that are associated to an event.

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