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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.7 mag strikes near Havelu in Tonga



Earthquake location -21.0071S, -175.5208WA moderate earthquake magnitude 5.7 (ml/mb) has occurred on Tuesday, 35 kilometers (22 miles) from Havelu in Tonga. Exact location of event, depth 10 km, -175.5208° West, -21.0071° South. Exact time and date of event in UTC/GMT: 15/02/16 / 2016-02-15 15:02:33 / February 15, 2016 @ 3:02 pm. The earthquake was roughly at a depth of 10 km (6 miles). Id of earthquake: us200050a6. Event ids that are associated: us200050a6. The temblor was picked up at 04:02:33 / 4:02 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Country/countries that might be effected, Tonga (c. 123 000 pop). Epicenter of the event was 36 km (23 miles) from Nuku‘alofa (c. 22 400 pop), 69 km (43 miles) from ‘Ohonua (c. 1 200 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was ‘Ohonua, Nuku‘alofa.

Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. There are an estimated 1320 moderate earthquakes in the world each year. 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 sixteen earthquakes of magnitude 3.0 or greater that has struck near.

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 35 km WNW of Havelu, Tonga. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.7 mb The magnitude for the event.
Longitude -175.5208° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.0071° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 35km WNW of Havelu, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-02-15 15:02:33 Time when the event occurred. UTC/GMT
Updated 2016-02-15 15:26:52 Time when the event was most recently updated. UTC/GMT
Timezone offset 780 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 3.8 The maximum reported intensity for the event.
MMI 5.37 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 501 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 5.598 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.49 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 45 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 us200050a6 Id of event.
Event Code 200050a6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us200050a6, A comma-separated list of event ids that are associated to an event.

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