A light earthquake with magnitude 4.2 (ml/mb) was detected on Sunday, 64 kilometers (40 miles) from Calama in Chile. Global date and time of event UTC/GMT: 19/10/25 / 2025-10-19 03:45:09 / October 19, 2025 @ 3:45 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude -68.6594° West, latitude -21.9283° South, depth = 115.82 km. The 4.2-magnitude earthquake was detected at 03:45:09 / 3:45 am (local time epicenter). Unique identifier: us6000ri3k. Ids that are associated to the event: us6000ri3k. The earthquake occurred at a depth of 115.82 km (72 miles) below the earth’s surface.
Country/countries that might be effected, Chile (c. 16 746 000 pop). Earthquake epicenter was 65 km (40 miles) from Calama (c. 143 100 pop). Nearest cities/city/villages to epicentrum/hypocenter was Calama (min 5000 pop).
In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days eleven and in the last 365 days one hundred and twenty-eight earthquakes of magnitude 3.0 or greater that have been detected 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?
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. 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: 64 km NNE of Calama, Chile.
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