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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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3.1

2 km NNW of Little America, Wyoming

30 October 2026, 10:32:24 (+03) 2026-10-30 07:32:24 UTC

2 sources: EMSC, USGS ml
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Magnitude
3.1 ml
Depth
-3.0 km
Coordinates
41.5645, -109.8770
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
1
Last 30 days
3

Approximate energy released

≈ 0.7 t TNT

2.82e+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

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

6 earthquakes

By magnitude

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

By depth

  • 0–10 km 6
  • 10–20 km 0
  • 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
WYOMING
 3.0 ml -3.0 km 07:32:24.190 Δt 0 sn · 0 km · ΔM -0.1 Original record
USGS Earthquake Hazards Program Displayed
2 km NNW of Little America, Wyoming
 3.1 ml -3.0 km 07:32:24.190 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. 30.10.2026 17:19:05 · USGS · update

    depth: -3.37 → -3.04 latitude: 41.57267 → 41.5645 longitude: -109.88567 → -109.877 time: 2026-10-30T07:32:24.500+00:00 → 2026-10-30T07:32:24.190+00:00 location: 3 km NW of Little America, Wyoming → 2 km NNW of Little America, Wyoming

  2. 30.10.2026 17:19:05 · SISTEM · recompute

    depth: -3.37 → -3.04 latitude: 41.57267 → 41.5645 longitude: -109.88567 → -109.877 time: 2026-10-30T07:32:24.500Z → 2026-10-30 07:32:24.190+00:00

  3. 30.10.2026 17:19:04 · EMSC · update

    depth: -3.4 → -3 latitude: 41.5727 → 41.5645 longitude: -109.8857 → -109.877 magnitude: 3.1 → 3 time: 2026-10-30T07:32:24.500+00:00 → 2026-10-30T07:32:24.190+00:00

  4. 30.10.2026 10:40:44 · SISTEM · recompute

    depth: -3.4 → -3.37 latitude: 41.5727 → 41.57267 longitude: -109.8857 → -109.88567 source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

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