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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag strikes near ‘Ohonua in Tonga

Posted by admin on June 13, 2020 0 Comments

Earthquake location -30.1457S, -176.5976WA light earthquake with magnitude 4.6 (ml/mb) was detected on Friday, 990 km S of ‘Ohonua, Tonga (615 miles). The 4.6-magnitude earthquake was detected at 11:19:21 / 11:19 am (local time epicenter). All ids that are associated to the event: us70009n67. Unique identifier: us70009n67. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 15/05/20 / 2020-05-15 11:19:21 / May 15, 2020 @ 11:19 am UTC/GMT. Exact location of earthquake, -176.5976° West, -30.1457° South, depth 10 km. The earthquake occurred at a depth of 10 km (6 miles).

In the past 24 hours, there have been eight, in the last 10 days nine, in the past 30 days fifteen and in the last 365 days eighty-three earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 990 km S of ‘Ohonua, Tonga.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -176.5976° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -30.1457° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 990 km S of ‘Ohonua, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-05-15 11:19:21 Time when the event occurred. UTC/GMT
Updated 2020-06-13 07:17:33 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 326 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 1.465 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.26 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 207 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 us70009n67 Id of event.
Event Code 70009n67 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70009n67, A comma-separated list of event ids that are associated to an event.

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