Montana earthquakes

M2.4 earthquake 29 km ENE of Leadore, Idaho

A magnitude 2.4 earthquake struck 29 km ENE of Leadore, Idaho on Sat, Feb 4, 2017, 1:44 PM MST (20:44 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M3.1 29 km ENE of Leadore, Idaho. 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), micro
Local time
UTC
2017-02-04 20:44:05 UTC
Depth
3.6 km (2.2 mi), shallow
Epicenter
44.790° N, 113.018° 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 0.5 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.28
Depth from
From location
Station coverage gap
63°
Stations used
29

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 9 in the 30 days before it.

After

  1. 3.129 km ENE of Leadore, Idaho · 3524 days ago · 3 km deep · 1 km away · felt by 2
  2. 1.710 km NNW of Dillon, Montana · 3518 days ago · 4 km deep · 63 km away
  3. 1.710 km NNW of Dillon, Montana · 3515 days ago · 4 km deep · 64 km away
  4. 1.727 km W of Leadore, Idaho · 3515 days ago · 4 km deep · 55 km away
  5. 1.631 km ENE of Leadore, Idaho · 3507 days ago · 0 km deep · 5 km away
  6. 1.635 km SE of Leadore, Idaho · 3488 days ago · 2 km deep · 40 km away
  7. 2.618 km SE of Challis, Idaho · 3473 days ago · 4 km deep · 94 km away
  8. 2.537 km S of Virginia City, Montana · 3471 days ago · 5 km deep · 83 km away

Before

  1. 2.213 km SE of Challis, Idaho · 3528 days ago · 12 km deep · 96 km away
  2. 2.143 km NE of Spencer, Idaho · 3533 days ago · 14 km deep · 91 km away
  3. 1.826 km SW of Dillon, Montana · 3536 days ago · 3 km deep · 30 km away
  4. 1.940 km NE of Leadore, Idaho · 3537 days ago · 5 km deep · 20 km away · felt by 1
  5. 3.341 km SW of Dillon, Montana · 3538 days ago · 1 km deep · 21 km away · felt by 4
  6. 1.67 km SW of Leadore, Idaho · 3542 days ago · 6 km deep · 37 km away
  7. 3.115 km NNE of Dillon, Montana · 3547 days ago · 9 km deep · 71 km away · felt by 8
  8. 2.038 km W of Dillon, Montana · 3550 days ago · 3 km deep · 50 km away
  9. 1.811 km SE of Challis, Idaho · 3554 days ago · 7 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80198439. Read Thu, Oct 1, 2026, 12:42 AM UTC.