Montana earthquakes

M2.0 earthquake 3 km W of Pony, Montana

A magnitude 2.0 earthquake struck 3 km W of Pony, Montana on Fri, Jul 30, 2021, 9:07 AM MDT (15:07 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.9 11 km SW of Winston, Montana. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.0 (ML, local (Richter)), micro
Magnitude from
Montana Bureau of Mines and Geology
Local time
UTC
2021-07-30 15:07:53 UTC
Depth
0.1 km (0.1 mi), shallow
Epicenter
45.658° N, 111.936° W
Region
Montana
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.3 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
49°
Stations used
25

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 2.05 km NNE of Willow Creek, Montana · 1878 days ago · 1 km deep · 34 km away
  2. 2.911 km SW of Winston, Montana · 1864 days ago · 5 km deep · 83 km away · felt by 4
  3. 2.128 km SSE of Virginia City, Montana · 1861 days ago · 11 km deep · 68 km away
  4. 1.69 km NNE of Three Forks, Montana · 1858 days ago · 10 km deep · 49 km away
  5. 1.538 km SSW of Virginia City, Montana · 1856 days ago · 5 km deep · 78 km away
  6. 1.59 km NE of Townsend, Montana · 1841 days ago · 4 km deep · 90 km away
  7. 1.63 km WNW of Ponderosa Pines, Montana · 1841 days ago · 8 km deep · 59 km away
  8. 1.64 km S of Elkhorn, Montana · 1835 days ago · 6 km deep · 64 km away

Before

  1. 1.519 km N of Dillon, Montana · 1894 days ago · 9 km deep · 63 km away
  2. 1.912 km NNW of Ennis, Montana · 1895 days ago · 1 km deep · 25 km away
  3. 1.828 km SSE of Virginia City, Montana · 1899 days ago · 7 km deep · 68 km away
  4. 1.628 km S of Ennis, Montana · 1901 days ago · 11 km deep · 65 km away
  5. 1.828 km SSE of Virginia City, Montana · 1902 days ago · 7 km deep · 68 km away
  6. 1.821 km N of Hebgen Lake Estates, Montana · 1903 days ago · 3 km deep · 97 km away
  7. 2.523 km SE of Virginia City, Montana · 1905 days ago · 8 km deep · 60 km away · felt by 2
  8. 2.212 km NNW of Ennis, Montana · 1908 days ago · 3 km deep · 25 km away
  9. 1.530 km W of Dillon, Montana · 1911 days ago · 5 km deep · 97 km away
  10. 1.618 km NNE of Dillon, Montana · 1911 days ago · 7 km deep · 60 km away
  11. 2.127 km W of Dillon, Montana · 1911 days ago · 3 km deep · 96 km away
  12. 2.316 km SSW of Radersburg, Montana · 1912 days ago · 4 km deep · 48 km away
  13. 2.730 km W of Hebgen Lake Estates, Montana · 1912 days ago · 10 km deep · 98 km away
  14. 1.615 km ESE of Harrison, Montana · 1915 days ago · 5 km deep · 26 km away
  15. 1.82 km N of Pony, Montana · 1919 days ago · 3 km deep · 4 km away
  16. 1.614 km SSE of Elkhorn, Montana · 1920 days ago · 6 km deep · 55 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80517549. Read Mon, Oct 5, 2026, 12:57 PM UTC.