Skip to content
You are offline: the data shown may be out of date.

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.

Back to map
4.6

49 km S of Ollagüe, Chile

23 October 2026, 00:37:56 (+03) 2026-10-22 21:37:56 UTC

2 sources: EMSC, USGS mb
Did you feel this earthquake?
Magnitude
4.6 mb
Depth
141.9 km
Coordinates
-21.6653, -68.3401
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
9
Last 7 days
82
Last 30 days
323

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?

Your report adds to a community map of where and how this earthquake was felt. It takes less than a minute.

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

383 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 274
  • M3 93
  • M4 16
  • 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 0
  • 70–150 km 318
  • 150+ km 64

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
 4.6 mb 137.8 km 21:37:56.660 Δt 0.12 sn · 1.16 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
49 km S of Ollagüe, Chile
 4.6 mb 141.9 km 21:37:56.543 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. 23.10.2026 09:44:35 · EMSC · update

    depth: 141.9 → 137.8 latitude: -21.6653 → -21.6749 longitude: -68.3401 → -68.3445 magnitude: 4.5 → 4.6 time: 2026-10-22T21:37:56.543+00:00 → 2026-10-22T21:37:56.660+00:00 magnitude type: mw → mb

  2. 23.10.2026 03:10:41 · SISTEM · recompute

    depth: 141.9 → 141.88 magnitude: 4.5 → 4.6 source count: 1 → 2 review status: automatic → reviewed magnitude type: mw → mb confirming sources: emsc → emsc,usgs preferred source: 3 → 4

  3. 23.10.2026 03:10:41 · EMSC · update

    depth: 130.5 → 141.9 latitude: -21.6294 → -21.6653 longitude: -68.3089 → -68.3401 time: 2026-10-22T21:37:57.428+00:00 → 2026-10-22T21:37:56.543+00:00

  4. 23.10.2026 03:10:41 · SISTEM · recompute

    depth: 130.5 → 141.9 latitude: -21.6294 → -21.6653 longitude: -68.3089 → -68.3401 time: 2026-10-22T21:37:57.428Z → 2026-10-22 21:37:56.543+00:00

  5. 23.10.2026 00:50:49 · EMSC · update

    depth: 136.1 → 130.5 latitude: -21.6436 → -21.6294 longitude: -68.3347 → -68.3089 time: 2026-10-22T21:37:57.290+00:00 → 2026-10-22T21:37:57.428+00:00

  6. 23.10.2026 00:50:49 · SISTEM · recompute

    depth: 136.1 → 130.5 latitude: -21.6436 → -21.6294 longitude: -68.3347 → -68.3089 time: 2026-10-22T21:37:57.290Z → 2026-10-22 21:37:57.428+00:00

  7. 23.10.2026 00:47:44 · EMSC · update

    depth: 98.7 → 136.1 latitude: -21.7 → -21.6436 longitude: -68.44 → -68.3347 magnitude: 4.4 → 4.5 time: 2026-10-22T21:37:57.000+00:00 → 2026-10-22T21:37:57.289+00:00 magnitude type: m → mw

  8. 23.10.2026 00:47:44 · SISTEM · recompute

    depth: 98.7 → 136.1 latitude: -21.7 → -21.6436 longitude: -68.44 → -68.3347 magnitude: 4.4 → 4.5 time: 2026-10-22T21:37:57.000Z → 2026-10-22 21:37:57.290+00:00 magnitude type: m → mw

This platform is provided for information and data visualisation purposes. Follow the announcements of the competent authorities for official emergency warnings.