4.2

Earthquake Details: 23 km SSW of Fiambalá, Argentina

Nov 9, 2026, 08:22:13

Depth: 10 km
Felt reports: No data

Source: USGSUpdated: Nov 9, 2026, 03:24 PM UTC

A magnitude 4.2 earthquake occurred on Nov 9, 2026 at 08:22:13. Epicenter: 23 km SSW of Fiambalá, Argentina. Reported depth: 10 km.

Tsunami information

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Time & depth

Local time: Nov 9, 2026, 05:22:13 GMT-3
UTC: Nov 9, 2026, 08:22:13 UTC

10 km · Shallow-focus

Less than 70 km deep. Shaking is often stronger near the epicentre.

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Nearby major cities

Nearby earthquakes · 12

M4.0La Rioja, ArgentinaBeforeNov 6, 2026, 10:10:11 M3.7Salta, ArgentinaBeforeNov 6, 2026, 12:32:33 M3.6San Juan, ArgentinaBeforeNov 7, 2026, 02:34:23 M3.5Antofagasta, ChileBeforeNov 7, 2026, 14:52:00 M4.360 km WNW of San Antonio de los Cobres, ArgentinaBeforeNov 8, 2026, 07:02:49 M3.8Catamarca, ArgentinaBeforeNov 8, 2026, 08:25:37 M3.7Antofagasta, ChileBeforeNov 8, 2026, 18:51:03 M3.9off the coast of Atacama, ChileBeforeNov 9, 2026, 00:09:22 M3.8Jujuy, ArgentinaBeforeNov 9, 2026, 02:03:40 M3.5Salta, ArgentinaBeforeNov 9, 2026, 02:08:43 M3.9La Rioja, ArgentinaBeforeNov 9, 2026, 06:20:40 M3.7San Juan, ArgentinaAfterNov 9, 2026, 13:13:31

Agency measurements

Agencies may use different observations and magnitude scales, and initial estimates can change.

GFZ / GEOFONmb 4.77
geofon:gfz2026vyrn
Depth:
10 km
Status:
Automatic
Time:
Nov 9, 2026, 08:22:13 AM UTC
Updated:
Nov 9, 2026, 08:36 AM UTC
USGSM 4.2
us7000tx2q
Depth:
10 km
Time:
Nov 9, 2026, 08:22:13 AM UTC
Updated:
Nov 9, 2026, 03:24 PM UTC

Technical Details

Depth10 km

Significance271

Latitude-27.8680

Longitude-67.7070

Event IDus7000tx2q

Magnitude4.2

Updated:Nov 9, 2026, 15:24:18 UTC

Regional Seismicity

View recent seismic activity near this event:

Argentina La Rioja Chilecito (Nearest City)

External Resources

YouTube · Earthquake Live View on USGS Official Site View on GFZ / GEOFON Official Site

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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: Nov 9, 2026, 15:24 UTC.

Data sources: