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Significant earthquake

This summarises a recorded earthquake only; it is not a warning or a prediction. Follow AFAD and the competent authorities for official statements and guidance.

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4.1

57 km SW of Ollagüe, Chile

3 November 2026, 17:23:00 (+03) 2026-11-03 14:23:00 UTC

2 sources: EMSC, USGS mb
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Magnitude
4.1 mb
Depth
119.3 km
Coordinates
-21.6404, -68.5835
Data consistency
89/100

Regional activity (100 km)

Last 24 hours
8
Last 7 days
81
Last 30 days
310

Approximate energy released

≈ 21 t TNT

8.91e+10 J

Approximated with the Gutenberg–Richter relation (log E = 1.5 M + 4.8); depends on magnitude type. Gutenberg & Richter (1956).

Did you feel this earthquake?

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Community reports

Based on voluntary reports from users; not an instrumental measurement or official intensity. For official information follow AFAD and Kandilli Observatory announcements.

Impact information reported by sources

  • USGS Earthquake Hazards Program Tsunami flag: No

These values are automatic products of the respective agency, not an assessment by this platform. For tsunami warnings follow the Kandilli Observatory Regional Earthquake-Tsunami Monitoring Center and AFAD.

Nearby places

No records.

Nearby faults (50 km)

No mapped fault within 50 km.

Last year, within 100 km

371 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 272
  • M3 84
  • M4 15
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 0
  • 20–40 km 1
  • 40–70 km 1
  • 70–150 km 337
  • 150+ km 32

Largest previous earthquakes within 100 km

Largest earthquakes in the platform catalogue and entries from historical catalogues (with citation).

Comparison with past records

…

No earlier earthquakes are recorded in this area.

  • Source:

Where does this earthquake come from?

Source comparison

Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
ANTOFAGASTA, CHILE
 4.1 mb 123.0 km 14:22:59.150 Δt 1.01 sn · 8.25 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
57 km SW of Ollagüe, Chile
 4.1 mb 119.3 km 14:23:00.160 Δt 0 sn · 0 km · ΔM 0 Original record

This value summarises agreement between sources; it is not a measure of scientific accuracy. Euro-Mediterranean Seismological Centre (EMSC-CSEM) — CC BY 4.0 U.S. Geological Survey (USGS) Earthquake Hazards Program — Public domain (U.S. Government)

Revision history

  1. 04.11.2026 10:30:30 · EMSC · update

    depth: 131.5 → 123 latitude: -21.64 → -21.6545 longitude: -68.62 → -68.5052 magnitude: 4.2 → 4.1 time: 2026-11-03T14:22:58.000+00:00 → 2026-11-03T14:22:59.150+00:00 magnitude type: ml → mb

  2. 03.11.2026 20:24:48 · SISTEM · recompute

    depth: 131.5 → 119.33 latitude: -21.64 → -21.6404 longitude: -68.62 → -68.5835 magnitude: 4.2 → 4.1 time: 2026-11-03T14:22:58.000Z → 2026-11-03 14:23:00.160+00:00 source count: 1 → 2 review status: automatic → reviewed magnitude type: ml → mb confirming sources: emsc → emsc,usgs preferred source: 3 → 4

  3. 03.11.2026 17:30:00 · EMSC · update

    depth: 126.3 → 131.5 latitude: -21.63 → -21.64 longitude: -68.63 → -68.62 magnitude: 4.1 → 4.2 time: 2026-11-03T14:22:59.000+00:00 → 2026-11-03T14:22:58.000+00:00

  4. 03.11.2026 17:30:00 · SISTEM · recompute

    depth: 126.3 → 131.5 latitude: -21.63 → -21.64 longitude: -68.63 → -68.62 magnitude: 4.1 → 4.2 time: 2026-11-03T14:22:59.000Z → 2026-11-03 14:22:58.000+00:00

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