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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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2.6

24 km WNW of Volcano, Hawaii

28 October 2026, 02:17:36 (+03) 2026-10-27 23:17:36 UTC

2 sources: EMSC, USGS ml
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Magnitude
2.6 ml
Depth
0.1 km
Coordinates
19.4978, -155.4587
Data consistency
85/100

Regional activity (100 km)

Last 24 hours
6
Last 7 days
35
Last 30 days
185

Approximate energy released

≈ 0.1 t TNT

5.01e+8 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

219 earthquakes

By magnitude

  • M0 0
  • M1 58
  • M2 152
  • M3 9
  • M4 0
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 60
  • 10–20 km 12
  • 20–40 km 134
  • 40–70 km 13
  • 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
ISLAND OF HAWAII, HAWAII
 3.0 ml 13.1 km 23:17:36.387 Δt 0.15 sn · 1.16 km · ΔM +0.4 Original record
USGS Earthquake Hazards Program Displayed
24 km WNW of Volcano, Hawaii
 2.6 ml 0.1 km 23:17:36.540 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. 28.10.2026 03:38:19 · USGS · update

    depth: -0.65 → 0.08 latitude: 19.489 → 19.49783 longitude: -155.45833 → -155.45867 magnitude: 2.9 → 2.6 time: 2026-10-27T23:17:36.450+00:00 → 2026-10-27T23:17:36.540+00:00 review status: automatic → reviewed

  2. 28.10.2026 03:38:19 · SISTEM · recompute

    depth: 13.1 → 0.08 latitude: 19.4887 → 19.49783 longitude: -155.4641 → -155.45867 magnitude: 3 → 2.6 time: 2026-10-27T23:17:36.387Z → 2026-10-27 23:17:36.540+00:00 review status: automatic → reviewed preferred source: 3 → 4

  3. 28.10.2026 02:36:29 · EMSC · update

    depth: -0.6 → 13.1 latitude: 19.489 → 19.4887 longitude: -155.4583 → -155.4641 magnitude: 2.9 → 3 time: 2026-10-27T23:17:36.450+00:00 → 2026-10-27T23:17:36.387+00:00

  4. 28.10.2026 02:36:29 · SISTEM · recompute

    depth: -0.6 → 13.1 latitude: 19.489 → 19.4887 longitude: -155.4583 → -155.4641 magnitude: 2.9 → 3 time: 2026-10-27T23:17:36.450Z → 2026-10-27 23:17:36.387+00:00

  5. 28.10.2026 02:20:48 · SISTEM · recompute

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

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