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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag was detected near Vaini in Tonga

Posted by admin on May 16, 2017 0 Comments

Earthquake location -21.9778S, -176.32WA light earthquake magnitude 4.4 (ml/mb) has struck on Monday, 144 km SW of Vaini, Tonga (89 miles). Exact location of event, longitude -176.32 West, latitude -21.9778 South, depth = 172.36 km. The temblor was picked up at 19:08:13 / 7:08 pm (local time epicenter). The earthquake occurred at a depth of 172.36 km (107 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 16/05/17 / 2017-05-16 07:08:13 / May 16, 2017 @ 7:08 am. All ids that are associated to the event: us10008sp8. Unique identifier: us10008sp8.

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 twenty earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 13,000 light earthquakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

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. 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: 144 km SW of Vaini, Tonga.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -176.32° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.9778° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 172.36 km Depth of the event in kilometers.
Place 144km SW 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 2017-05-16 07:08:13 Time when the event occurred. UTC/GMT
Updated 2017-05-16 08:22:46 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 298 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 6.765 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.51 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 123 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 us10008sp8 Id of event.
Event Code 10008sp8 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008sp8, A comma-separated list of event ids that are associated to an event.

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