Moderate earthquake, 5.7 mag strikes near Haveluloto in Tonga

A moderate earthquake with magnitude 5.7 (ml/mb) was reported 142 km WNW of Haveluloto, Tonga (88 miles) on Thursday. The temblor was picked up at 08:24:06 / 8:24 am (local time epicenter). Unique identifier: us6000cb8b. Ids that are associated to the event: us6000cb8b. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 236.03 km (147 miles). Exact location of event, depth 236.03 km, -176.5574° West, -20.9° South. Date and time of earthquake in UTC/GMT: 22/10/20 / 2020-10-22 08:24:06 / October 22, 2020 @ 8:24 am.

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-three earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 1320 moderate quakes in the world each year. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

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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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 142 km WNW of Haveluloto, Tonga. This information comes from the USGS Earthquake Notification Service.

Haveluloto Tonga

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Parameter	Value	Description
Magnitude	5.7 mb	The magnitude for the event.
Longitude	-176.5574° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-20.9° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	236.03 km	Depth of the event in kilometers.
Place	142 km WNW of Haveluloto, Tonga	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2020-10-22 08:24:06	Time when the event occurred. UTC/GMT
Updated	2020-10-22 08:44:52	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	3.212	The maximum estimated instrumental intensity for the event.
Alert Level	green	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	500	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	5.979	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.31 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	33	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mww	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us6000cb8b	Id of event.
Event Code	6000cb8b	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000cb8b,	A comma-separated list of event ids that are associated to an event.

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Moderate earthquake, 5.7 mag strikes near Haveluloto in Tonga

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