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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5 mag has occurred near Vaini in Tonga



Earthquake location -23.2055S, -176.509WA moderate earthquake with magnitude 5 (ml/mb) was reported 259 km SSW of Vaini, Tonga (161 miles) on Friday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 09:33:29 / 9:33 am (local time epicenter). Global time and date of event 23/06/17 / 2017-06-23 21:33:29 / June 23, 2017 @ 9:33 pm UTC/GMT. The epicenter of the earthquake was roughly 84.21 km (52 miles) below the earth’s surface. Event id: us20009pe4. Ids that are associated to the earthquake: us20009pe4. Exact location of event, depth 84.21 km, -176.509° West, -23.2055° South.

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

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 259 km SSW of Vaini, Tonga.

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More information

Parameter Value Description
Magnitude 5 mb The magnitude for the event.
Longitude -176.509° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -23.2055° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 84.21 km Depth of the event in kilometers.
Place 259km SSW of Vaini, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-06-23 21:33:29 Time when the event occurred. UTC/GMT
Updated 2017-06-23 21:57:26 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 385 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 7.389 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.14 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 30 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 us20009pe4 Id of event.
Event Code 20009pe4 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20009pe4, A comma-separated list of event ids that are associated to an event.

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