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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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2.5

10 km SE of Winchester, CA

10 October 2026, 19:59:07 (+03) 2026-10-10 16:59:07 UTC

2 sources: EMSC, USGS ml
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Magnitude
2.5 ml
Depth
14.0 km
Coordinates
33.6373, -117.0183
Data consistency
88/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
3
Last 30 days
23

Approximate energy released

≈ 0.1 t TNT

3.55e+8 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 Felt reports: 19

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

34 earthquakes

By magnitude

  • M0 0
  • M1 4
  • M2 29
  • M3 1
  • M4 0
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 14
  • 10–20 km 20
  • 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

Sources report different values.
Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
SOUTHERN CALIFORNIA
 2.2 ml 14.3 km 16:59:07.750 Δt 0.04 sn · 0.26 km · ΔM -0.3 Original record
USGS Earthquake Hazards Program Displayed
10 km SE of Winchester, CA
 2.5 ml 14.0 km 16:59:07.790 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. 11.10.2026 19:12:35 · EMSC · update

    depth: 14 → 14.3 latitude: 33.6373 → 33.6385 longitude: -117.0183 → -117.0208 magnitude: 2.4 → 2.2 time: 2026-10-10T16:59:07.790+00:00 → 2026-10-10T16:59:07.750+00:00

  2. 11.10.2026 17:14:04 · USGS · update

    review status: automatic → reviewed

  3. 11.10.2026 17:14:04 · SISTEM · recompute

    depth: 14 → 13.98 latitude: 33.6373 → 33.63733 longitude: -117.0183 → -117.01833 magnitude: 2.4 → 2.5 review status: automatic → reviewed preferred source: 3 → 4

  4. 11.10.2026 17:06:35 · EMSC · update

    depth: 15.1 → 14 latitude: 33.641 → 33.6373 longitude: -117.0114 → -117.0183 time: 2026-10-10T16:59:07.321+00:00 → 2026-10-10T16:59:07.790+00:00

  5. 11.10.2026 17:06:35 · SISTEM · recompute

    depth: 15.1 → 14 latitude: 33.641 → 33.6373 longitude: -117.0114 → -117.0183 time: 2026-10-10T16:59:07.321Z → 2026-10-10 16:59:07.790+00:00

  6. 10.10.2026 23:36:00 · EMSC · update

    depth: 14 → 15.1 latitude: 33.6373 → 33.641 longitude: -117.0183 → -117.0114 magnitude: 2.5 → 2.4 time: 2026-10-10T16:59:07.790+00:00 → 2026-10-10T16:59:07.321+00:00

  7. 10.10.2026 23:36:00 · SISTEM · recompute

    depth: 14 → 15.1 latitude: 33.6373 → 33.641 longitude: -117.0183 → -117.0114 magnitude: 2.5 → 2.4 time: 2026-10-10T16:59:07.790Z → 2026-10-10 16:59:07.321+00:00

  8. 10.10.2026 20:03:47 · EMSC · update

    depth: 14.2 → 14 latitude: 33.6362 → 33.6373 longitude: -117.018 → -117.0183 magnitude: 2.7 → 2.5

  9. 10.10.2026 20:03:47 · SISTEM · recompute

    depth: 14.2 → 14 latitude: 33.6362 → 33.6373 longitude: -117.018 → -117.0183 magnitude: 2.7 → 2.5

  10. 10.10.2026 20:02:44 · USGS · update

    depth: 14.21 → 13.98 latitude: 33.63617 → 33.63733 longitude: -117.018 → -117.01833 magnitude: 2.7 → 2.5

  11. 10.10.2026 20:01:47 · SISTEM · recompute

    source count: 1 → 2 confirming sources: emsc → emsc,usgs

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