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Light earthquake: M4.4 quake has struck near Ovalle in Chile


Earthquake location -30.6656S, -71.6729WA light earthquake magnitude 4.4 (ml/mb) has occurred on Monday, 45 kilometers (28 miles) from Ovalle in Chile. The 4.4-magnitude earthquake was detected at 01:11:33 / 1:11 am (local time epicenter). The earthquake was roughly at a depth of 33.958 km (21 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -71.6729 West, latitude -30.6656 South, depth = 33.958 km. Date and time of earthquake in UTC/GMT: 13/10/25 / 2025-10-13 01:11:33 / October 13, 2025 @ 1:11 am. Id of earthquake: us6000rgsr. Event ids that are associated: us6000rgsr.

Country/countries that might be effected, Chile (c. 16 746 000 pop). Event epicenter was 85 km (53 miles) from Coquimbo (c. 161 300 pop), 94 km (58 miles) from La Serena (c. 154 500 pop), 46 km (29 miles) from Ovalle (c. 77 100 pop), 68 km (43 miles) from Monte Patria (c. 13 900 pop). Nearest cities/city/towns to hypocenter/epicentrum was La Serena, Coquimbo, Monte Patria (min 5000 pop).

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

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: 45 km W of Ovalle, Chile.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -71.6729° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -30.6656° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 33.958 km Depth of the event in kilometers.
Place 45 km W of Ovalle, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-10-13 01:11:33 Time when the event occurred. UTC/GMT
Updated 2025-10-13 01:36:02 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 28 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.034 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 187 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 us6000rgsr Id of event.
Event Code 6000rgsr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rgsr, A comma-separated list of event ids that are associated to an event.

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