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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.9 mag was detected near Havelu in Tonga

Posted by admin on July 4, 2016 0 Comments

Earthquake location -20.9661S, -175.922WA light earthquake with magnitude 4.9 (ml/mb) was reported 76 kilometers (47 miles) from Havelu in Tonga on Monday. Id of earthquake: us10005ztt. Event ids that are associated: us10005ztt. The earthquake occurred at a depth of 204.36 km (127 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 204.36 km, -175.922° West, -20.9661° South. Global time and date of event 04/07/16 / 2016-07-04 12:48:02 / July 4, 2016 @ 12:48 pm UTC/GMT. The temblor was detected at 00:48:02 / 12:48 am (local time epicenter).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Nuku‘alofa. Event epicenter was 77 km (48 miles) from Nuku‘alofa (c. 22 400 pop). Close country/countries that might be effected, Tonga (c. 123 000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes 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 three and in the last 365 days nineteen earthquakes of magnitude 3.0 or greater that was reported nearby.

How would you describe the shaking?

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: 76 km WNW of Havelu, Tonga.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -175.922° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -20.9661° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 204.36 km Depth of the event in kilometers.
Place 76km 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 2016-07-04 12:48:02 Time when the event occurred. UTC/GMT
Updated 2016-07-04 13:06:17 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 369 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 5.941 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.02 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 113 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 us10005ztt Id of event.
Event Code 10005ztt An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10005ztt, A comma-separated list of event ids that are associated to an event.

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