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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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2.8

3 km NNW of San Jacinto, CA

15 October 2026, 06:30:57 (+03) 2026-10-15 03:30:57 UTC

2 sources: EMSC, USGS ml
Did you feel this earthquake?
Magnitude
2.8 ml
Depth
13.6 km
Coordinates
33.8078, -116.9645
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
1
Last 30 days
20

Approximate energy released

≈ 0.2 t TNT

1.00e+9 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 Maximum intensity (MMI): 2,6 Felt reports: 87 ShakeMap

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

27 earthquakes

By magnitude

  • M0 0
  • M1 2
  • M2 25
  • M3 0
  • M4 0
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 12
  • 10–20 km 15
  • 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
SOUTHERN CALIFORNIA
 2.8 ml 13.6 km 03:30:57.500 Δt 0 sn · 0 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
3 km NNW of San Jacinto, CA
 2.8 ml 13.6 km 03:30:57.500 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. 16.10.2026 21:05:22 · SISTEM · recompute

    depth: 13.6 → 13.56 latitude: 33.8078 → 33.80783 source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

  2. 15.10.2026 19:08:01 · EMSC · update

    depth: 13.2 → 13.6 latitude: 33.8088 → 33.8078 magnitude: 2.9 → 2.8 time: 2026-10-15T03:30:57.550+00:00 → 2026-10-15T03:30:57.500+00:00

  3. 15.10.2026 19:08:01 · SISTEM · recompute

    depth: 13.2 → 13.6 latitude: 33.8088 → 33.8078 magnitude: 2.9 → 2.8 time: 2026-10-15T03:30:57.550Z → 2026-10-15 03:30:57.500+00:00

  4. 15.10.2026 15:20:59 · EMSC · update

    depth: 10 → 13.2 latitude: 33.811 → 33.8088 longitude: -116.956 → -116.9645 time: 2026-10-15T03:30:57.102+00:00 → 2026-10-15T03:30:57.550+00:00

  5. 15.10.2026 15:20:59 · SISTEM · recompute

    depth: 10 → 13.2 latitude: 33.811 → 33.8088 longitude: -116.956 → -116.9645 time: 2026-10-15T03:30:57.102Z → 2026-10-15 03:30:57.550+00:00

  6. 15.10.2026 07:33:01 · EMSC · update

    depth: 13.2 → 10 latitude: 33.8088 → 33.811 longitude: -116.9645 → -116.956 magnitude: 3 → 2.9 time: 2026-10-15T03:30:57.550+00:00 → 2026-10-15T03:30:57.102+00:00

  7. 15.10.2026 07:33:01 · SISTEM · recompute

    depth: 13.2 → 10 latitude: 33.8088 → 33.811 longitude: -116.9645 → -116.956 magnitude: 3 → 2.9 time: 2026-10-15T03:30:57.550Z → 2026-10-15 03:30:57.102+00:00

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