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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag strikes near San Juan in Peru


Earthquake location -15.9934S, -75.4479WA light earthquake with magnitude 4.4 (ml/mb) was detected on Tuesday, 75 kilometers (47 miles) from San Juan in Peru. Id of earthquake: us6000rcez. Event ids that are associated: us6000rcez. The temblor was reported at 21:05:27 / 9:05 pm (local time epicenter). Exact location of earthquake, longitude -75.4479 West, latitude -15.9934 South, depth = 10 km. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 23/09/25 / 2025-09-23 21:05:27 / September 23, 2025 @ 9:05 pm.

Country/countries that might be effected, Peru (c. 29 907 000 pop). Event epicenter was 94 km (58 miles) from Minas de Marcona (c. 15 500 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Minas de Marcona.

In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days six and in the last 365 days fifteen earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 75 km SSW of San Juan, Peru. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -75.4479° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -15.9934° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 75 km SSW of San Juan, Peru Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-09-23 21:05:27 Time when the event occurred. UTC/GMT
Updated 2025-09-24 00:58:21 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 298 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 32 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 4.206 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.67 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 137 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 us6000rcez Id of event.
Event Code 6000rcez An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rcez, A comma-separated list of event ids that are associated to an event.

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