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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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4.4

65 km WSW of Ollagüe, Chile

26 September 2026, 22:48:11 (+03) 2026-09-26 19:48:11 UTC

2 sources: EMSC, USGS mb
Magnitude
4.4 mb
Depth
118.9 km
Coordinates
-21.3520, -68.8675
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
9
Last 7 days
78
Last 30 days
325

Approximate energy released

≈ 60 t TNT

2.51e+11 J

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

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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

378 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 276
  • M3 87
  • 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 6
  • 70–150 km 353
  • 150+ km 18

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
4.4 mb 117.9 km 19:48:11.330 Δt 0.18 sn · 3.18 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
65 km WSW of Ollagüe, Chile
4.4 mb 118.9 km 19:48:11.508 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. 27.09.2026 17:35:10 · EMSC · update

    depth: 118.9 → 117.9 latitude: -21.352 → -21.3747 longitude: -68.8675 → -68.8487 time: 2026-09-26T19:48:11.508+00:00 → 2026-09-26T19:48:11.330+00:00

  2. 26.09.2026 23:05:34 · SISTEM · recompute

    depth: 118.9 → 118.86 source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

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