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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.5 mag has occurred near Houma in Tonga

Posted by admin on June 28, 2025 0 Comments

Earthquake location -19.8595S, -176.0638WA moderate earthquake with magnitude 5.5 (ml/mb) was detected on Saturday, 165 km NNW of Houma, Tonga (103 miles). The 5.5-magnitude earthquake has occurred at 04:17:09 / 4:17 am (local time epicenter). Exact time and date of earthquake 28/06/25 / 2025-06-28 04:17:09 / June 28, 2025 @ 4:17 am UTC/GMT. The epicenter of the earthquake was roughly 237.515 km (148 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us7000q99p. Ids that are associated to the earthquake: us7000q99p. Exact location of event, depth 237.515 km, -176.0638° West, -19.8595° South.

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days five and in the last 365 days thirty-eight earthquakes of magnitude 3.0 or greater that has struck near. 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.

How would you describe the shaking?

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. 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: 165 km NNW of Houma, Tonga.

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More information

Parameter Value Description
Magnitude 5.5 mb The magnitude for the event.
Longitude -176.0638° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -19.8595° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 237.515 km Depth of the event in kilometers.
Place 165 km NNW 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 2025-06-28 04:17:09 Time when the event occurred. UTC/GMT
Updated 2025-06-28 04:36:50 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 465 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 70 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 5.491 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.86 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 74 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 us7000q99p Id of event.
Event Code 7000q99p An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000q99p, A comma-separated list of event ids that are associated to an event.

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