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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.5 mag, 28 km NW of Hihifo, Tonga


Earthquake location -15.7485S, -173.9618WA light earthquake magnitude 4.5 (ml/mb) has occurred on Monday, 28 kilometers (17 miles) from Hihifo in Tonga. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.5-magnitude earthquake was detected at 07:31:55 / 7:31 am (local time epicenter). Date and time of earthquake in UTC/GMT: 27/05/24 / 2024-05-27 07:31:55 / May 27, 2024 @ 7:31 am. The epicenter was at a depth of 78.731 km (49 miles). Event id: us6000n18g. Ids that are associated to the earthquake: us6000n18g. Exact location of earthquake, -173.9618° West, -15.7485° South, depth 78.731 km.

Country/countries that might be effected, Tonga (c. 123 000 pop). Epicenter of the earthquake was 29 km (18 miles) from Hihifo (c. 800 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Hihifo.

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

How would you describe the shaking?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 28 km NW of Hihifo, Tonga.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -173.9618° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -15.7485° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 78.731 km Depth of the event in kilometers.
Place 28 km NW of Hihifo, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-05-27 07:31:55 Time when the event occurred. UTC/GMT
Updated 2024-05-27 15:06:51 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 312 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 59 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.79 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.5 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 98 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 us6000n18g Id of event.
Event Code 6000n18g An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000n18g, A comma-separated list of event ids that are associated to an event.

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