Earthquake 39 km SSE of Mammoth, Wyoming (-0.0 md) (2025-07-30 21:17:56 UTC)
A -0.0 magnitude earthquake struck on 39 km SSE of Mammoth, Wyoming, at 2025-07-30 21:17:56 UTC. Reviewed by USGS seismologists, this minor quake occurred at a magnitude type of md and was felt in surrounding areas. Stay updated on earthquake activity in 39 km SSE of Mammoth, Wyoming
Recommendation
Minor Earthquake
Minor Earthquake
Action
No need for significant action. These tremors are typically imperceptible or barely felt.
Suggestion
Remain calm and observe. These are often harmless and not a cause for concern.
Magnitudo (md)
-0.0
Confirmed
USGS
Summary
- Intensity: 0
- Tsunami: 0
- ID: usgs_uu80112926
Nearest Places
- Crater Hills / 0.42 km
- Sulphur Spring / 1.06 km
- Sulphur Mountain / 1.24 km
- Trout Creek / 1.79 km
- Hayden Valley / 2.19 km
Comment
Latest Earthquake
0.4
6 km NW of The Geysers, CA
Time:
Depth: 3.12 km
Source: USGS (Automatic)
Time:
Depth: 3.12 km
Source: USGS (Automatic)
5.3
Minahassa Peninsula, Sulawesi
Time:
Depth: 113.21 km
Source: BMKG (Automatic)
Time:
Depth: 113.21 km
Source: BMKG (Automatic)
0.7
9 km WNW of Cobb, CA
Time:
Depth: 1.75 km
Source: USGS (Automatic)
Time:
Depth: 1.75 km
Source: USGS (Automatic)
2.1
15 km ESE of Nelson, Nevada
Time:
Depth: 9.10 km
Source: USGS (Automatic)
Time:
Depth: 9.10 km
Source: USGS (Automatic)
2.1
ARIZONA
Time:
Depth: 9.10 km
Source: EMSC (Automatic)
Time:
Depth: 9.10 km
Source: EMSC (Automatic)