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You are offline: the data shown may be out of date.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
4.2

50 km W of Valparaíso, Chile

26 October 2026, 03:55:57 (+03) 2026-10-26 00:55:57 UTC

2 sources: EMSC, USGS mb
Did you feel this earthquake?
Magnitude
4.2 mb
Depth
19.1 km
Coordinates
-33.0605, -72.1743
Data consistency
87/100

Regional activity (100 km)

Last 24 hours
1
Last 7 days
6
Last 30 days
31

Approximate energy released

≈ 30 t TNT

1.26e+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

36 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 17
  • M3 15
  • M4 4
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 4
  • 20–40 km 28
  • 40–70 km 4
  • 70–150 km 0
  • 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

Sources report different values.
Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
OFFSHORE VALPARAISO, CHILE
 4.0 ml 23.4 km 00:55:57.000 Δt 0.01 sn · 11.18 km · ΔM -0.2 Original record
USGS Earthquake Hazards Program Displayed
50 km W of Valparaíso, Chile
 4.2 mb 19.1 km 00:55:57.006 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. 26.10.2026 06:38:54 · SISTEM · recompute

    depth: 23.4 → 19.05 latitude: -33.11 → -33.0605 longitude: -72.07 → -72.1743 magnitude: 4 → 4.2 time: 2026-10-26T00:55:57.000Z → 2026-10-26 00:55:57.006+00:00 source count: 1 → 2 review status: automatic → reviewed magnitude type: ml → mb confirming sources: emsc → emsc,usgs preferred source: 3 → 4

  2. 26.10.2026 04:03:14 · EMSC · update

    depth: 30 → 23.4 latitude: -33.04 → -33.11 longitude: -72.1 → -72.07 magnitude: 4.1 → 4 time: 2026-10-26T00:55:58.000+00:00 → 2026-10-26T00:55:57.000+00:00

  3. 26.10.2026 04:03:14 · SISTEM · recompute

    depth: 30 → 23.4 latitude: -33.04 → -33.11 longitude: -72.1 → -72.07 magnitude: 4.1 → 4 time: 2026-10-26T00:55:58.000Z → 2026-10-26 00:55:57.000+00:00

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