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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

17 km SSE of Pāhala, Hawaii

20 October 2026, 19:31:23 (+03) 2026-10-20 16:31:23 UTC

2 sources: EMSC, USGS ml
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Magnitude
2.8 ml
Depth
34.4 km
Coordinates
19.0590, -155.4078
Data consistency
89/100

Regional activity (100 km)

Last 24 hours
3
Last 7 days
33
Last 30 days
180

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?

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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: 1

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

210 earthquakes

By magnitude

  • M0 0
  • M1 58
  • M2 143
  • M3 9
  • M4 0
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 58
  • 10–20 km 10
  • 20–40 km 132
  • 40–70 km 10
  • 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
ISLAND OF HAWAII, HAWAII
 2.8 ml 35.0 km 16:31:22.597 Δt 0.83 sn · 7.78 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
17 km SSE of Pāhala, Hawaii
 2.8 ml 34.4 km 16:31:23.430 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. 20.10.2026 21:32:51 · USGS · update

    depth: 33.38 → 34.35 latitude: 19.077 → 19.059 longitude: -155.41499 → -155.40783 magnitude: 3.1 → 2.8 time: 2026-10-20T16:31:23.620+00:00 → 2026-10-20T16:31:23.430+00:00 location: 15 km SSE of Pāhala, Hawaii → 17 km SSE of Pāhala, Hawaii review status: automatic → reviewed magnitude type: md → ml

  2. 20.10.2026 21:32:51 · SISTEM · recompute

    depth: 35 → 34.35 latitude: 19.1226 → 19.059 longitude: -155.4393 → -155.40783 time: 2026-10-20T16:31:22.597Z → 2026-10-20 16:31:23.430+00:00 review status: automatic → reviewed preferred source: 3 → 4

  3. 20.10.2026 21:30:39 · EMSC · update

    magnitude: 3 → 2.8 magnitude type: md → ml

  4. 20.10.2026 21:30:39 · SISTEM · recompute

    magnitude: 3 → 2.8 magnitude type: md → ml

  5. 20.10.2026 21:15:44 · EMSC · update

    depth: 33.4 → 35 latitude: 19.077 → 19.1226 longitude: -155.415 → -155.4393 magnitude: 3.1 → 3 time: 2026-10-20T16:31:23.620+00:00 → 2026-10-20T16:31:22.597+00:00

  6. 20.10.2026 21:15:44 · SISTEM · recompute

    depth: 33.4 → 35 latitude: 19.077 → 19.1226 longitude: -155.415 → -155.4393 magnitude: 3.1 → 3 time: 2026-10-20T16:31:23.620Z → 2026-10-20 16:31:22.597+00:00

  7. 20.10.2026 19:35:18 · SISTEM · recompute

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

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