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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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4.6

20 km NNW of La Ligua, Chile

26 October 2026, 23:52:11 (+03) 2026-10-26 20:52:11 UTC

2 sources: EMSC, USGS mb
Did you feel this earthquake?
Magnitude
4.6 mb
Depth
47.7 km
Coordinates
-32.2811, -71.3014
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
1
Last 7 days
11
Last 30 days
73

Approximate energy released

≈ 120 t TNT

5.01e+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

78 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 42
  • M3 33
  • M4 3
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 5
  • 20–40 km 50
  • 40–70 km 15
  • 70–150 km 8
  • 150+ km 0

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
VALPARAISO, CHILE
 4.6 mb 47.7 km 20:52:11.530 Δt 0.03 sn · 0 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
20 km NNW of La Ligua, Chile
 4.6 mb 47.7 km 20:52:11.505 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. 27.10.2026 10:42:06 · EMSC · update

    time: 2026-10-26T20:52:11.505+00:00 → 2026-10-26T20:52:11.530+00:00

  2. 27.10.2026 01:09:13 · SISTEM · recompute

    depth: 47.7 → 47.74 source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

  3. 27.10.2026 01:09:12 · EMSC · update

    depth: 27 → 47.7 latitude: -32.3023 → -32.2811 longitude: -71.0499 → -71.3014 magnitude: 4.4 → 4.6 time: 2026-10-26T20:52:12.290+00:00 → 2026-10-26T20:52:11.505+00:00 magnitude type: ml → mb

  4. 27.10.2026 01:09:12 · SISTEM · recompute

    depth: 27 → 47.7 latitude: -32.3023 → -32.2811 longitude: -71.0499 → -71.3014 magnitude: 4.4 → 4.6 time: 2026-10-26T20:52:12.290Z → 2026-10-26 20:52:11.505+00:00 magnitude type: ml → mb

  5. 26.10.2026 23:59:14 · EMSC · update

    magnitude: 4.3 → 4.4

  6. 26.10.2026 23:59:14 · SISTEM · recompute

    magnitude: 4.3 → 4.4

  7. 26.10.2026 23:56:05 · EMSC · update

    magnitude: 4.4 → 4.3

  8. 26.10.2026 23:56:05 · SISTEM · recompute

    magnitude: 4.4 → 4.3

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