Montana earthquakes

M1.5 earthquake 18 km SSW of Mammoth, Wyoming

A magnitude 1.5 earthquake struck 18 km SSW of Mammoth, Wyoming on Sat, Jul 19, 2014, 12:47 AM MDT (06:47 UTC), 5 km (3 mi) below the surface.

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

A larger quake followed: M2.2 24 km SSW of Mammoth, Wyoming. This one was a foreshock.

Gardiner 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
1.5 (ML, local (Richter)), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
2014-07-19 06:47:10 UTC
Depth
5.2 km (3.2 mi), shallow
Epicenter
44.819° N, 110.756° 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 1.1 km horizontally, 1.7 km in depth
Magnitude uncertainty
±0.30
Station coverage gap
234°, poorly surrounded by stations
Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 38 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 1.740 km WNW of Hebgen Lake Estates, Montana · 4457 days ago · 7 km deep · 72 km away
  2. 1.532 km ESE of West Yellowstone, Montana · 4456 days ago · 7 km deep · 26 km away
  3. 1.619 km WNW of Hebgen Lake Estates, Montana · 4452 days ago · 8 km deep · 53 km away
  4. 1.721 km SSW of Mammoth, Wyoming · 4452 days ago · 5 km deep · 4 km away
  5. 1.814 km ENE of Hebgen Lake Estates, Montana · 4450 days ago · 13 km deep · 20 km away
  6. 1.554 km SSW of Silver Gate, Montana · 4440 days ago · 6 km deep · 49 km away
  7. 2.224 km SSW of Mammoth, Wyoming · 4440 days ago · 5 km deep · 6 km away
  8. 1.89 km NNE of West Yellowstone, Montana · 4440 days ago · 12 km deep · 26 km away
  9. 2.245 km SSE of Mammoth, Wyoming · 4438 days ago · 2 km deep · 34 km away
  10. 2.238 km S of Silver Gate, Montana · 4433 days ago · 11 km deep · 66 km away
  11. 1.51 km ENE of Hebgen Lake Estates, Montana · 4431 days ago · 13 km deep · 33 km away
  12. 1.550 km SE of West Yellowstone, Montana · 4430 days ago · 2 km deep · 50 km away
  13. 2.050 km SE of West Yellowstone, Montana · 4430 days ago · 2 km deep · 49 km away
  14. 1.950 km SE of West Yellowstone, Montana · 4430 days ago · 2 km deep · 49 km away
  15. 1.750 km SE of West Yellowstone, Montana · 4430 days ago · 2 km deep · 49 km away
  16. 2.143 km NNE of Spencer, Idaho · 4430 days ago · 15 km deep · 92 km away
  17. 1.637 km SE of West Yellowstone, Montana · 4429 days ago · 3 km deep · 47 km away
  18. 1.64 km E of Hebgen Lake Estates, Montana · 4428 days ago · 13 km deep · 31 km away
  19. 1.84 km E of Hebgen Lake Estates, Montana · 4428 days ago · 13 km deep · 31 km away
  20. 1.55 km ESE of Hebgen Lake Estates, Montana · 4428 days ago · 12 km deep · 30 km away
  21. 1.65 km ESE of Hebgen Lake Estates, Montana · 4428 days ago · 11 km deep · 30 km away
  22. 2.04 km E of Hebgen Lake Estates, Montana · 4428 days ago · 13 km deep · 31 km away
  23. 1.84 km ESE of Hebgen Lake Estates, Montana · 4428 days ago · 13 km deep · 31 km away
  24. 1.64 km E of Hebgen Lake Estates, Montana · 4427 days ago · 13 km deep · 31 km away
  25. 1.54 km ESE of Hebgen Lake Estates, Montana · 4427 days ago · 12 km deep · 31 km away
  26. 1.74 km ESE of Hebgen Lake Estates, Montana · 4427 days ago · 11 km deep · 30 km away
  27. 1.64 km NNE of Hebgen Lake Estates, Montana · 4427 days ago · 11 km deep · 32 km away
  28. 1.916 km S of Mammoth, Wyoming · 4426 days ago · 4 km deep · 5 km away
  29. 1.66 km ESE of Hebgen Lake Estates, Montana · 4426 days ago · 6 km deep · 29 km away
  30. 2.05 km ESE of Hebgen Lake Estates, Montana · 4425 days ago · 13 km deep · 29 km away
  31. 1.515 km W of Hebgen Lake Estates, Montana · 4421 days ago · 9 km deep · 50 km away
  32. 1.654 km SE of West Yellowstone, Montana · 4420 days ago · 2 km deep · 53 km away
  33. 1.640 km SSE of Mammoth, Wyoming · 4408 days ago · 4 km deep · 29 km away
  34. 1.633 km E of West Yellowstone, Montana · 4404 days ago · 4 km deep · 24 km away
  35. 1.633 km ESE of West Yellowstone, Montana · 4404 days ago · 6 km deep · 25 km away
  36. 1.638 km SSE of Mammoth, Wyoming · 4401 days ago · 5 km deep · 28 km away
  37. 1.928 km WNW of Hebgen Lake Estates, Montana · 4401 days ago · 12 km deep · 61 km away
  38. 1.715 km S of Mammoth, Wyoming · 4399 days ago · 4 km deep · 5 km away

Before

  1. 2.05 km NNW of Hebgen Lake Estates, Montana · 4460 days ago · 14 km deep · 37 km away
  2. 2.045 km SE of Mammoth, Wyoming · 4463 days ago · 6 km deep · 37 km away
  3. 1.827 km S of Mammoth, Wyoming · 4468 days ago · 5 km deep · 10 km away
  4. 1.841 km WNW of Hebgen Lake Estates, Montana · 4469 days ago · 7 km deep · 73 km away
  5. 1.641 km WNW of Hebgen Lake Estates, Montana · 4469 days ago · 6 km deep · 73 km away
  6. 1.826 km S of Mammoth, Wyoming · 4470 days ago · 8 km deep · 9 km away
  7. 1.930 km ESE of West Yellowstone, Montana · 4471 days ago · 8 km deep · 26 km away
  8. 2.031 km ESE of West Yellowstone, Montana · 4471 days ago · 9 km deep · 26 km away
  9. 1.630 km ESE of West Yellowstone, Montana · 4471 days ago · 8 km deep · 26 km away
  10. 1.730 km ESE of West Yellowstone, Montana · 4471 days ago · 8 km deep · 26 km away
  11. 2.031 km ESE of West Yellowstone, Montana · 4471 days ago · 9 km deep · 27 km away
  12. 2.430 km ESE of West Yellowstone, Montana · 4471 days ago · 9 km deep · 26 km away
  13. 2.032 km ESE of West Yellowstone, Montana · 4471 days ago · 10 km deep · 25 km away
  14. 1.730 km ESE of West Yellowstone, Montana · 4471 days ago · 8 km deep · 26 km away
  15. 2.531 km ESE of West Yellowstone, Montana · 4471 days ago · 9 km deep · 25 km away
  16. 1.931 km ESE of West Yellowstone, Montana · 4471 days ago · 9 km deep · 27 km away
  17. 1.529 km ESE of West Yellowstone, Montana · 4471 days ago · 9 km deep · 27 km away
  18. 1.630 km ESE of West Yellowstone, Montana · 4471 days ago · 9 km deep · 26 km away
  19. 1.830 km ESE of West Yellowstone, Montana · 4471 days ago · 8 km deep · 27 km away
  20. 2.531 km ESE of West Yellowstone, Montana · 4471 days ago · 0 km deep · 26 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60077837. Read Fri, Oct 2, 2026, 3:20 PM UTC.