Montana earthquakes

M1.7 earthquake 12 km ESE of Townsend, Montana

A magnitude 1.7 earthquake struck 12 km ESE of Townsend, Montana on Wed, Jul 23, 2014, 6:28 PM MDT (00:28 UTC), 3 km (2 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M3.0 11 km NNE of Toston, Montana. This one was a foreshock.

Townsend forecastMore in Montana

Map

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

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The earthquake

Magnitude
1.7 (Mc), micro
Magnitude from
Montana Bureau of Mines and Geology
Local time
UTC
2014-07-24 00:28:46 UTC
Depth
2.7 km (1.7 mi), shallow
Epicenter
46.287° N, 111.368° W
Region
Montana
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Location uncertainty
About 1.0 km horizontally, 2.2 km in depth
Magnitude uncertainty
±0.50
Station coverage gap
148°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 2.511 km NNE of Toston, Montana · 4454 days ago · 9 km deep · 3 km away
  2. 3.011 km NNE of Toston, Montana · 4454 days ago · 9 km deep · 3 km away
  3. 1.511 km NNW of Helena Valley Northwest, Montana · 4453 days ago · 10 km deep · 83 km away
  4. 2.413 km NE of Helena Valley Northwest, Montana · 4452 days ago · 9 km deep · 74 km away
  5. 2.22 km ENE of Avon, Montana · 4448 days ago · 12 km deep · 99 km away
  6. 2.313 km ESE of Harrison, Montana · 4442 days ago · 13 km deep · 75 km away
  7. 1.814 km NW of Springhill, Montana · 4427 days ago · 0 km deep · 43 km away
  8. 1.712 km S of Marysville, Montana · 4423 days ago · 8 km deep · 81 km away
  9. 1.93 km WSW of Ponderosa Pines, Montana · 4423 days ago · 13 km deep · 30 km away
  10. 1.816 km NNE of Cardwell, Montana · 4423 days ago · 11 km deep · 50 km away
  11. 1.76 km SE of Marysville, Montana · 4421 days ago · 10 km deep · 81 km away
  12. 1.85 km E of Avon, Montana · 4414 days ago · 7 km deep · 95 km away
  13. 1.711 km ESE of Townsend, Montana · 4414 days ago · 0 km deep · 2 km away
  14. 1.910 km NNE of Toston, Montana · 4414 days ago · 6 km deep · 3 km away
  15. 1.816 km NE of Twin Bridges, Montana · 4409 days ago · 10 km deep · 95 km away
  16. 1.920 km SSW of Craig, Montana · 4400 days ago · 9 km deep · 90 km away
  17. 1.720 km N of Helena Valley Northwest, Montana · 4400 days ago · 4 km deep · 89 km away
  18. 1.919 km SSW of Craig, Montana · 4400 days ago · 0 km deep · 90 km away
  19. 2.220 km SSW of Craig, Montana · 4400 days ago · 9 km deep · 90 km away
  20. 1.727 km NE of Winston, Montana · 4397 days ago · 11 km deep · 44 km away
  21. 1.526 km NE of Winston, Montana · 4397 days ago · 12 km deep · 43 km away
  22. 2.028 km NE of Winston, Montana · 4397 days ago · 7 km deep · 44 km away

Before

  1. 2.111 km NNE of Toston, Montana · 4456 days ago · 6 km deep · 2 km away
  2. 3.611 km NNE of Toston, Montana · 4456 days ago · 10 km deep · 2 km away · felt by 13
  3. 2.129 km NE of Winston, Montana · 4463 days ago · 11 km deep · 45 km away
  4. 1.727 km NE of Winston, Montana · 4467 days ago · 10 km deep · 43 km away
  5. 1.616 km S of Craig, Montana · 4481 days ago · 16 km deep · 85 km away
  6. 2.34 km WSW of Ponderosa Pines, Montana · 4481 days ago · 10 km deep · 30 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb14082498. Read Mon, Oct 5, 2026, 10:29 AM UTC.