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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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4.2

114 km S of Mişrātah, Libya

27 September 2026, 06:27:20 (+03) 2026-09-27 03:27:20 UTC

3 sources: EMSC, USGS, GFZ mb
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Magnitude
4.2 mb
Depth
10.0 km
Coordinates
31.3410, 15.1559
Data consistency
85/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
0
Last 30 days
0

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).

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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

1 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 0
  • M4 1
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 1
  • 20–40 km 0
  • 40–70 km 0
  • 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).

No records.

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
NEAR COAST OF LIBYA
 4.2 mb 4.1 km 03:27:19.640 Δt 1.16 sn · 25.69 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
114 km S of Mişrātah, Libya
 4.2 mb 10.0 km 03:27:20.796 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Near Coast of Libya
 4.2 mb 10.0 km 03:27:22.120 Δt 1.32 sn · 36 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) GEOFON Program, GFZ Helmholtz Centre for Geosciences — CC BY 4.0

Revision history

  1. 27.09.2026 17:37:17 · EMSC · update

    depth: 10 → 4.1 latitude: 31.341 → 31.1239 longitude: 15.1559 → 15.0618 time: 2026-09-27T03:27:20.796+00:00 → 2026-09-27T03:27:19.640+00:00

  2. 27.09.2026 07:03:34 · SISTEM · recompute

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

  3. 27.09.2026 07:03:34 · EMSC · update

    latitude: 31.0968 → 31.341 longitude: 14.8479 → 15.1559 time: 2026-09-27T03:27:22.270+00:00 → 2026-09-27T03:27:20.796+00:00

  4. 27.09.2026 07:03:34 · SISTEM · recompute

    latitude: 31.0968 → 31.341 longitude: 14.8479 → 15.1559 time: 2026-09-27T03:27:22.270Z → 2026-09-27 03:27:20.796+00:00

  5. 27.09.2026 06:56:19 · SISTEM · recompute

    latitude: 31.21 → 31.0968 longitude: 14.81 → 14.8479 time: 2026-09-27T03:27:22.120Z → 2026-09-27 03:27:22.270+00:00 source count: 1 → 2 confirming sources: gfz → emsc,gfz preferred source: 5 → 3

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