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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.8 mag strikes near Hihifo in Tonga

Posted by admin on July 25, 2015 0 Comments

Earthquake location -16.2485S, -176.3801WA light earthquake magnitude 4.8 (ml/mb) strikes 283 km W of Hihifo, Tonga (176 miles) on Saturday. The earthquake occurred at a depth of 368 km (229 miles) below the earth’s surface. Exact location of earthquake, longitude -176.3801 West, latitude -16.2485 South, depth = 368 km. Global date and time of event UTC/GMT: 25/07/15 / 2015-07-25 19:03:09 / July 25, 2015 @ 7:03 pm. The temblor was picked up at 07:03:09 / 7:03 am (local time epicenter). Unique identifier: us2000303w. Ids that are associated to the event: us2000303w. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days seven earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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.

Did you feel it?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 283 km W of Hihifo, Tonga.

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More information

Parameter Value Description
Magnitude 4.8 mb The magnitude for the event.
Longitude -176.3801° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -16.2485° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 368 km Depth of the event in kilometers.
Place 283km W of Hihifo, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-07-25 19:03:09 Time when the event occurred. UTC/GMT
Updated 2015-07-25 22:26:41 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 354 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 5.017 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 92 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 us2000303w Id of event.
Event Code 2000303w An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000303w, A comma-separated list of event ids that are associated to an event.

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