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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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4.5

86 km WNW of Abra Pampa, Argentina

2 November 2026, 02:18:05 (+03) 2026-11-01 23:18:05 UTC

2 sources: EMSC, USGS mb
Did you feel this earthquake?
Magnitude
4.5 mb
Depth
243.6 km
Coordinates
-22.5661, -66.5230
Data consistency
89/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
3
Last 30 days
33

Approximate energy released

≈ 85 t TNT

3.55e+11 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

39 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 2
  • M3 34
  • M4 3
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 0
  • 20–40 km 0
  • 40–70 km 0
  • 70–150 km 0
  • 150+ km 39

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
JUJUY, ARGENTINA
 4.5 mb 251.0 km 23:18:06.690 Δt 0.88 sn · 8.06 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
86 km WNW of Abra Pampa, Argentina
 4.5 mb 243.6 km 23:18:05.811 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. 02.11.2026 10:45:48 · EMSC · update

    depth: 241 → 251 latitude: -22.57 → -22.569 longitude: -66.659 → -66.6013 time: 2026-11-01T23:18:06.880+00:00 → 2026-11-01T23:18:06.690+00:00

  2. 02.11.2026 10:05:56 · EMSC · update

    depth: 243.6 → 241 latitude: -22.5661 → -22.57 longitude: -66.523 → -66.659 time: 2026-11-01T23:18:05.811+00:00 → 2026-11-01T23:18:06.880+00:00

  3. 02.11.2026 02:45:49 · SISTEM · recompute

    source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

  4. 02.11.2026 02:45:48 · EMSC · update

    depth: 256 → 243.6 latitude: -22.6 → -22.5661 longitude: -66.59 → -66.523 time: 2026-11-01T23:18:06.000+00:00 → 2026-11-01T23:18:05.811+00:00 magnitude type: ml → mb

  5. 02.11.2026 02:45:48 · SISTEM · recompute

    depth: 256 → 243.6 latitude: -22.6 → -22.5661 longitude: -66.59 → -66.523 time: 2026-11-01T23:18:06.000Z → 2026-11-01 23:18:05.811+00:00 magnitude type: ml → mb

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