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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Pacific-Antarctic Ridge

Posted by admin on October 15, 2025 0 Comments

Earthquake location -65.5883S, -176.5007WA light earthquake magnitude 4.6 (ml/mb) has occurred on Monday, Pacific-Antarctic Ridge (0 miles). Exact location, longitude -176.5007° West, latitude -65.5883° South, depth = 10 km. The epicenter was at a depth of 10 km (6 miles). Exact time and date of earthquake 22/09/25 / 2025-09-22 22:09:29 / September 22, 2025 @ 10:09 pm UTC/GMT. Event id: us6000rhcf. Ids that are associated to the earthquake: us6000rhcf. The temblor was reported at 22:09:29 / 10:09 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. 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 one earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel the quake?

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. 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: Pacific-Antarctic Ridge.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -176.5007° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -65.5883° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place Pacific-Antarctic Ridge Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-09-22 22:09:29 Time when the event occurred. UTC/GMT
Updated 2025-10-15 22:50:55 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 17 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 13.29 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.81 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 158 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 us6000rhcf Id of event.
Event Code 6000rhcf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rhcf, A comma-separated list of event ids that are associated to an event.

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