Montana earthquakes

M1.6 earthquake 28 km N of Lima, Montana

A magnitude 1.6 earthquake struck 28 km N of Lima, Montana on Sat, Oct 8, 2016, 3:39 AM MDT (09:39 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M2.3 28 km W of Hebgen Lake Estates, 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.

Open the live map with earthquakes

The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2016-10-08 09:39:31 UTC
Depth
7.8 km (4.8 mi), shallow
Epicenter
44.888° N, 112.543° 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 0.3 km horizontally, 1.3 km in depth
Magnitude uncertainty
±0.22
Depth from
From location
Station coverage gap
103°
Stations used
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 1.9Idaho-Montana border region · 3639 days ago · 4 km deep · 37 km away
  2. 1.6Idaho-Montana border region · 3638 days ago · 1 km deep · 37 km away
  3. 2.141 km NE of Spencer, Idaho · 3629 days ago · 9 km deep · 58 km away
  4. 1.622 km ESE of Leadore, Idaho · 3627 days ago · 5 km deep · 51 km away
  5. 2.112 km WSW of Sheridan, Montana · 3623 days ago · 3 km deep · 62 km away
  6. 1.843 km W of Hebgen Lake Estates, Montana · 3620 days ago · 11 km deep · 65 km away
  7. 1.733 km WSW of Dillon, Montana · 3618 days ago · 1 km deep · 40 km away
  8. 2.328 km W of Hebgen Lake Estates, Montana · 3617 days ago · 13 km deep · 80 km away · felt by 2
  9. 1.818 km S of Whitehall, Montana · 3606 days ago · 1 km deep · 97 km away
  10. 1.513 km N of Dillon, Montana · 3605 days ago · 4 km deep · 51 km away
  11. 1.933 km SW of Lima, Montana · 3601 days ago · 6 km deep · 57 km away
  12. 2.240 km NE of Spencer, Idaho · 3600 days ago · 9 km deep · 59 km away
  13. 1.727 km NE of Lima, Montana · 3596 days ago · 10 km deep · 20 km away
  14. 1.526 km WNW of Hebgen Lake Estates, Montana · 3595 days ago · 7 km deep · 83 km away
  15. 1.617 km NNE of Dillon, Montana · 3592 days ago · 5 km deep · 54 km away
  16. 2.140 km NE of Spencer, Idaho · 3591 days ago · 10 km deep · 58 km away
  17. 2.026 km W of Hebgen Lake Estates, Montana · 3590 days ago · 13 km deep · 81 km away

Before

  1. 2.346 km NW of Island Park, Idaho · 3654 days ago · 9 km deep · 63 km away
  2. 1.517 km S of Whitehall, Montana · 3656 days ago · 5 km deep · 97 km away
  3. 2.217 km S of Whitehall, Montana · 3657 days ago · 4 km deep · 97 km away
  4. 2.717 km S of Whitehall, Montana · 3657 days ago · 6 km deep · 98 km away
  5. 1.517 km S of Whitehall, Montana · 3665 days ago · 4 km deep · 97 km away
  6. 2.029 km SSE of Virginia City, Montana · 3666 days ago · 8 km deep · 56 km away
  7. 1.611 km N of Spencer, Idaho · 3667 days ago · 2 km deep · 56 km away
  8. 2.317 km S of Whitehall, Montana · 3667 days ago · 3 km deep · 98 km away
  9. 1.916 km S of Whitehall, Montana · 3668 days ago · 4 km deep · 98 km away
  10. 3.316 km S of Whitehall, Montana · 3672 days ago · 7 km deep · 99 km away · felt by 2
  11. 1.616 km S of Whitehall, Montana · 3674 days ago · 5 km deep · 98 km away

Earthquakes todayMontana earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80181689. Read Wed, Sep 30, 2026, 10:52 PM UTC.