5.3
Earthquake Details: 47 km NNE of Chilecito, Argentina
Sep 23, 2026, 09:21:14
- Depth
- 121.407 km
- Felt reports
- 4
Source: USGSUpdated: Oct 21, 2026, 04:30 AM UTC
A magnitude 5.3 earthquake occurred on Sep 23, 2026 at 09:21:14. Epicenter: 47 km NNE of Chilecito, Argentina. Reported depth: 121.407 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Sep 23, 2026, 06:21:14 GMT-3
- UTC
- Sep 23, 2026, 09:21:14 UTC
121.407 km · Intermediate-focus
Between 70 and 300 km deep.
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Nearby major cities
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmww 5.3
us6000tx29
- Depth:
- 121.41 km
- Status:
- Reviewed
- Time:
- Updated:
- Oct 21, 2026, 04:30 AM UTC
Technical Details
Depth121.407 km
Significance434
Latitude-28.7705
Longitude-67.3020
Event IDus6000tx29
Magnitude5.3
Updated:Oct 21, 2026, 04:30:43 UTC
Regional Seismicity
External Resources
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Oct 21, 2026, 04:30 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0.
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).