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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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5.0

15 km NNW of Xunchang, China

26 September 2026, 02:57:33 (+03) 2026-09-25 23:57:33 UTC

3 sources: EMSC, USGS, GFZ mb
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Magnitude
5.0 mb
Depth
10.0 km
Coordinates
28.5792, 104.6428
Data consistency
98/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
0
Last 30 days
2

Approximate energy released

≈ 477 t TNT

2.00e+12 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

7 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 4
  • M4 1
  • M5 2
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 2
  • 10–20 km 5
  • 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).

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
EASTERN SICHUAN, CHINA
 5.0 mb 3.2 km 23:57:32.450 Δt 0.91 sn · 3.27 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
15 km NNW of Xunchang, China
 5.0 mb 10.0 km 23:57:33.361 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Sichuan, China
 5.0 mb 10.0 km 23:57:33.490 Δt 0.13 sn · 7.54 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. 26.09.2026 12:37:50 · EMSC · update

    depth: 10 → 3.2 latitude: 28.6 → 28.5798 longitude: 104.67 → 104.6762 time: 2026-09-25T23:57:34.300+00:00 → 2026-09-25T23:57:32.450+00:00

  2. 26.09.2026 08:29:39 · EMSC · update

    latitude: 28.5792 → 28.6 longitude: 104.6428 → 104.67 time: 2026-09-25T23:57:33.361+00:00 → 2026-09-25T23:57:34.300+00:00

  3. 26.09.2026 03:14:50 · SISTEM · recompute

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

  4. 26.09.2026 03:14:50 · EMSC · update

    latitude: 28.614 → 28.5792 longitude: 104.709 → 104.6428 time: 2026-09-25T23:57:33.490+00:00 → 2026-09-25T23:57:33.361+00:00

  5. 26.09.2026 03:14:50 · SISTEM · recompute

    latitude: 28.614 → 28.5792 longitude: 104.709 → 104.6428 time: 2026-09-25T23:57:33.490Z → 2026-09-25 23:57:33.361+00:00

  6. 26.09.2026 03:14:40 · GFZ · update

    latitude: 28.622 → 28.614 longitude: 104.695 → 104.709 magnitude: 4.9 → 5 time: 2026-09-25T23:57:34.290+00:00 → 2026-09-25T23:57:33.490+00:00

  7. 26.09.2026 03:13:48 · SISTEM · recompute

    latitude: 28.622 → 28.614 longitude: 104.695 → 104.709 magnitude: 4.9 → 5 time: 2026-09-25T23:57:34.290Z → 2026-09-25 23:57:33.490+00:00 source count: 1 → 2 confirming sources: gfz → emsc,gfz preferred source: 5 → 3

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