3.1
Earthquake Details: 2 km NNW of Little America, Wyoming
Aug 21, 2026, 07:09:24
A magnitude 3.1 earthquake occurred near 2 km NNW of Little America, Wyoming on Aug 21, 2026 at 07:09:24. The seismic event was recorded at a depth of -2.84 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-2.84 km
Significance150
Latitude41.5620
Longitude-109.8725
Event IDuu80149666
Magnitude3.1
Updated:Aug 29, 2026, 08:59:39 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Aug 21, 2026, 01:09:24 MDT
- UTC
- Aug 21, 2026, 07:09:24 UTC
-2.84 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 4
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Aug 29, 2026, 08:59 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.