Montana earthquakes

M1.5 earthquake 13 km N of Dillon, Montana

A magnitude 1.5 earthquake struck 13 km N of Dillon, Montana on Thu, Nov 17, 2016, 2:11 AM MST (09:11 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M3.5 5 km WNW of Willow Creek, 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 (ml), micro
Local time
UTC
2016-11-17 09:11:36 UTC
Depth
4.0 km (2.5 mi), shallow
Epicenter
45.341° N, 112.621° 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 0.4 km horizontally, 3.1 km in depth
Magnitude uncertainty
±0.24
Depth from
From location
Station coverage gap
147°
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 2.240 km NE of Spencer, Idaho · 3600 days ago · 9 km deep · 96 km away
  2. 1.727 km NE of Lima, Montana · 3595 days ago · 10 km deep · 65 km away
  3. 1.617 km NNE of Dillon, Montana · 3591 days ago · 5 km deep · 4 km away
  4. 2.140 km NE of Spencer, Idaho · 3591 days ago · 10 km deep · 96 km away
  5. 1.617 km NNE of Dillon, Montana · 3583 days ago · 6 km deep · 4 km away
  6. 1.612 km S of Pony, Montana · 3561 days ago · 1 km deep · 63 km away
  7. 2.012 km SSE of Pony, Montana · 3560 days ago · 5 km deep · 64 km away
  8. 1.912 km S of Pony, Montana · 3560 days ago · 0 km deep · 63 km away
  9. 2.412 km SSE of Pony, Montana · 3560 days ago · 2 km deep · 63 km away
  10. 1.68 km WNW of Twin Bridges, Montana · 3558 days ago · 5 km deep · 31 km away
  11. 1.843 km W of Hebgen Lake Estates, Montana · 3558 days ago · 12 km deep · 95 km away
  12. 1.641 km SW of Dillon, Montana · 3555 days ago · 5 km deep · 52 km away
  13. 2.038 km W of Dillon, Montana · 3550 days ago · 3 km deep · 41 km away
  14. 3.55 km WNW of Willow Creek, Montana · 3549 days ago · 18 km deep · 91 km away · felt by 16
  15. 3.115 km NNE of Dillon, Montana · 3547 days ago · 9 km deep · 6 km away · felt by 8

Before

  1. 1.818 km S of Whitehall, Montana · 3605 days ago · 1 km deep · 56 km away
  2. 1.733 km WSW of Dillon, Montana · 3617 days ago · 1 km deep · 44 km away
  3. 1.843 km W of Hebgen Lake Estates, Montana · 3620 days ago · 11 km deep · 96 km away
  4. 2.112 km WSW of Sheridan, Montana · 3623 days ago · 3 km deep · 23 km away
  5. 1.622 km ESE of Leadore, Idaho · 3627 days ago · 5 km deep · 86 km away
  6. 2.141 km NE of Spencer, Idaho · 3628 days ago · 9 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80189949. Read Wed, Sep 30, 2026, 6:27 PM UTC.