Montana earthquakes

M2.4 earthquake 7 km WNW of Dillon, Montana

A magnitude 2.4 earthquake struck 7 km WNW of Dillon, Montana on Thu, Feb 28, 2019, 12:01 PM MST (19:01 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.6 9 km NE of Lima, Montana. This one was a foreshock.

Dillon 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
2.4 (ML, local (Richter)), micro
Magnitude from
Montana Bureau of Mines and Geology
Local time
UTC
2019-02-28 19:01:59 UTC
Depth
10.1 km (6.3 mi), shallow
Epicenter
45.246° N, 112.730° W
Region
Montana
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.1 km horizontally, 2.1 km in depth
Magnitude uncertainty
±0.16
Depth from
From location
Station coverage gap
140°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 28 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 2.023 km NE of Lima, Montana · 2752 days ago · 5 km deep · 58 km away
  2. 1.86 km ENE of Lima, Montana · 2737 days ago · 11 km deep · 67 km away
  3. 4.69 km NE of Lima, Montana · 2735 days ago · 14 km deep · 63 km away · felt by 73
  4. 3.38 km NE of Lima, Montana · 2735 days ago · 10 km deep · 64 km away · felt by 22
  5. 2.410 km NE of Lima, Montana · 2735 days ago · 11 km deep · 64 km away
  6. 2.210 km NE of Lima, Montana · 2735 days ago · 11 km deep · 64 km away
  7. 2.311 km NE of Lima, Montana · 2735 days ago · 11 km deep · 61 km away · felt by 2
  8. 2.011 km NE of Lima, Montana · 2735 days ago · 10 km deep · 61 km away · felt by 2
  9. 1.99 km ENE of Lima, Montana · 2735 days ago · 10 km deep · 66 km away
  10. 2.011 km NE of Lima, Montana · 2735 days ago · 10 km deep · 64 km away
  11. 2.310 km NE of Lima, Montana · 2735 days ago · 11 km deep · 64 km away
  12. 2.42 km E of Lima, Montana · 2735 days ago · 10 km deep · 69 km away
  13. 2.210 km NE of Lima, Montana · 2735 days ago · 12 km deep · 64 km away
  14. 3.010 km NE of Lima, Montana · 2735 days ago · 10 km deep · 63 km away · felt by 1
  15. 2.310 km NE of Lima, Montana · 2735 days ago · 12 km deep · 63 km away
  16. 2.410 km NE of Lima, Montana · 2734 days ago · 10 km deep · 64 km away
  17. 1.610 km NE of Lima, Montana · 2734 days ago · 2 km deep · 63 km away
  18. 1.632 km ENE of Leadore, Idaho · 2734 days ago · 4 km deep · 54 km away
  19. 1.7Idaho-Montana border region · 2733 days ago · 13 km deep · 64 km away
  20. 3.011 km NE of Lima, Montana · 2733 days ago · 12 km deep · 61 km away
  21. 2.811 km NE of Lima, Montana · 2731 days ago · 13 km deep · 61 km away · felt by 2
  22. 1.617 km S of Pony, Montana · 2731 days ago · 0 km deep · 70 km away
  23. 1.918 km S of Pony, Montana · 2731 days ago · 5 km deep · 71 km away
  24. 2.410 km NE of Lima, Montana · 2731 days ago · 13 km deep · 64 km away
  25. 1.918 km NW of Ennis, Montana · 2724 days ago · 3 km deep · 71 km away
  26. 1.617 km S of Pony, Montana · 2722 days ago · 4 km deep · 71 km away
  27. 2.25 km ENE of Lima, Montana · 2719 days ago · 12 km deep · 67 km away
  28. 2.432 km ENE of Leadore, Idaho · 2718 days ago · 8 km deep · 53 km away

Before

  1. 1.818 km NNW of Spencer, Idaho · 2781 days ago · 14 km deep · 89 km away
  2. 2.2Western Montana · 2790 days ago · 1 km deep · 87 km away
  3. 1.612 km SSE of Dillon, Montana · 2794 days ago · 3 km deep · 19 km away
  4. 2.210 km SSE of Dillon, Montana · 2796 days ago · 4 km deep · 17 km away
  5. 1.79 km S of Pony, Montana · 2803 days ago · 2 km deep · 76 km away · felt by 1
  6. 1.617 km SSE of Leadore, Idaho · 2805 days ago · 0 km deep · 87 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80336804. Read Mon, Oct 5, 2026, 4:29 AM UTC.