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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.9 quake has struck near Pangai in Tonga


Earthquake location -20.0351S, -175.2494WA light earthquake magnitude 4.9 (ml/mb) strikes 97 kilometers (60 miles) from Pangai in Tonga on Friday. The earthquake was roughly at a depth of 119.48 km (74 miles). Unique identifier: us1000egua. Ids that are associated to the event: us1000egua. Global time and date of event 01/06/18 / 2018-06-01 17:00:40 / June 1, 2018 @ 5:00 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.9-magnitude earthquake has occurred at 05:00:40 / 5:00 am (local time epicenter). Exact location of earthquake, longitude -175.2494 West, latitude -20.0351 South, depth = 119.48 km.

Epicenter of the event was 97 km (60 miles) from Pangai (c. 1 700 pop). Nearest cities/city/villages to epicentrum/hypocenter was Pangai (min 5000 pop). Close country/countries that might be effected, Tonga (c. 123 000 pop).

Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days twenty-five earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 97 km WSW of Pangai, Tonga. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -175.2494° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -20.0351° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 119.48 km Depth of the event in kilometers.
Place 97km WSW of Pangai, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-06-01 17:00:40 Time when the event occurred. UTC/GMT
Updated 2018-06-01 17:39:41 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 Timezone offset from UTC in minutes at the event epicenter.
Felt 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 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 5.108 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.45 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 us1000egua Id of event.
Event Code 1000egua An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000egua, A comma-separated list of event ids that are associated to an event.

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