Montana earthquakes

M1.5 earthquake 15 km NNW of Lima, Montana

A magnitude 1.5 earthquake struck 15 km NNW of Lima, Montana on Mon, Jun 23, 2014, 6:03 AM MDT (12:03 UTC), 11 km (7 mi) below the surface.

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

A larger quake followed: M2.4 14 km NNW 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
1.5 (mc), micro
Local time
UTC
2014-06-23 12:03:56 UTC
Depth
10.6 km (6.6 mi), shallow
Epicenter
44.762° N, 112.677° 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 0.6 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.50
Station coverage gap
94°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 2.414 km NNW of Lima, Montana · 4462 days ago · 12 km deep · 1 km away
  2. 1.610 km WSW of Lima, Montana · 4461 days ago · 13 km deep · 17 km away
  3. 1.641 km WNW of Hebgen Lake Estates, Montana · 4459 days ago · 6 km deep · 81 km away
  4. 1.841 km WNW of Hebgen Lake Estates, Montana · 4459 days ago · 7 km deep · 81 km away
  5. 1.714 km NNE of Dillon, Montana · 4455 days ago · 11 km deep · 65 km away
  6. 1.740 km WNW of Hebgen Lake Estates, Montana · 4448 days ago · 7 km deep · 82 km away
  7. 2.218 km NNE of Dillon, Montana · 4444 days ago · 10 km deep · 69 km away
  8. 1.619 km WNW of Hebgen Lake Estates, Montana · 4443 days ago · 8 km deep · 98 km away
  9. 3.913 km N of Dillon, Montana · 4439 days ago · 10 km deep · 64 km away · felt by 29
  10. 1.631 km SSW of Dillon, Montana · 4436 days ago · 4 km deep · 21 km away
  11. 1.518 km N of Dillon, Montana · 4430 days ago · 9 km deep · 69 km away
  12. 2.143 km NNE of Spencer, Idaho · 4420 days ago · 15 km deep · 61 km away
  13. 1.840 km SE of Leadore, Idaho · 4417 days ago · 5 km deep · 49 km away

Before

  1. 1.629 km WNW of Hebgen Lake Estates, Montana · 4477 days ago · 7 km deep · 92 km away
  2. 1.542 km SSE of Leadore, Idaho · 4501 days ago · 7 km deep · 55 km away
  3. 1.632 km NNE of Leadore, Idaho · 4502 days ago · 4 km deep · 47 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb14574060. Read Tue, Sep 22, 2026, 9:39 PM UTC.