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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.7 mag has occurred near Houma in Tonga


Earthquake location -21.8523S, -176.2293WA moderate earthquake with magnitude 5.7 (ml/mb) was reported 122 km SW of Houma, Tonga (76 miles) on Saturday. Exact location of event, longitude -176.2293 West, latitude -21.8523 South, depth = 112.953 km. The earthquake occurred at a depth of 112.953 km (70 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 17/08/24 / 2024-08-17 03:29:15 / August 17, 2024 @ 3:29 am. The temblor was detected at 03:29:15 / 3:29 am (local time epicenter). Event ids that are associated to the earthquake: us7000n7kb. Id of event: us7000n7kb.

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

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city 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: 122 km SW of Houma, Tonga.

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More information

Parameter Value Description
Magnitude 5.7 mb The magnitude for the event.
Longitude -176.2293° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.8523° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 112.953 km Depth of the event in kilometers.
Place 122 km SW of Houma, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-08-17 03:29:15 Time when the event occurred. UTC/GMT
Updated 2024-08-17 03:51:17 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 4.333 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 69 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.275 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.9 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 60 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 us7000n7kb Id of event.
Event Code 7000n7kb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000n7kb, A comma-separated list of event ids that are associated to an event.

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