Light M 4.4 Earthquake Recorded 82 km NNE of Ollagüe, Chile
Areazine synthesizes this USGS earthquake report directly from USGS's official public data feed. See our methodology for full source attribution and refresh cadence.
A magnitude 4.4 earthquake struck northern Chile on Wednesday morning. The deep seismic event occurred at a depth of 167.2 kilometers.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on April 6, 2026 and geographically references Chile. Its severity classification of "medium" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Earthquakes - determines the monitoring protocol behind it, which shapes what follow-up action (checking for structural damage, watching for aftershocks, reviewing local building codes) is relevant and which agency holds authority over the assessment.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to verify its scope, source, and timestamp, then compare related notices without assuming that one record proves a broader trend.
Areazine pairs this record with the original agency URL so you can check the primary source before acting. Its related labels are earthquake, seismic, usgs, Chile.
What Happened
A light earthquake with a magnitude of 4.4 mb occurred on February 11, 2026, at 06:41:27 UTC. The seismic event was centered approximately 82 kilometers north-northeast of Ollagüe, Chile, and has been officially reviewed by seismologists.
Location Details
The earthquake's epicenter was located at coordinates 20.5653°S, 67.8937°W. The event originated at a depth of 167.276 kilometers. According to geological standards, this is classified as a deep earthquake, as it occurred significantly below the 70-kilometer threshold. Deep earthquakes are generally felt over a wider area but are typically less destructive at the surface than shallow seismic events.
Impact Assessment
At the time of reporting, there have been no felt reports submitted to the USGS. There is no tsunami advisory, watch, or warning in effect for this event. No specific PAGER alert level color has been assigned to this activity, and the event is considered routine for this seismically active region.
What You Should Know
A magnitude 4.4 earthquake is categorized as a "light" earthquake. While such events result in noticeable shaking, they rarely cause significant structural damage, especially when occurring at great depths. Residents are reminded that aftershocks are possible following any seismic event, though they are usually lower in magnitude than the initial quake.
Source
Data and attribution provided by the USGS Earthquake Hazards Program.
Original source: USGS Official Notice ↗
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