M1.9 earthquake 33 km SW of Lima, Montana
A magnitude 1.9 earthquake struck 33 km SW of Lima, Montana on Mon, Nov 21, 2016, 1:37 AM MST (08:37 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M2.2 40 km NE of Spencer, Idaho. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (md), micro
- Local time
- UTC
- 2016-11-21 08:37:20 UTC
- Depth
- 6.1 km (3.8 mi), shallow
- Epicenter
- 44.452° N, 112.919° W
- Region
- Idaho
- 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 0.7 km horizontally, 5.9 km in depth
- Depth from
- From location
- Station coverage gap
- 113°
- Stations used
- 9
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 5 in the 30 days before it.
After
- 2.240 km NE of Spencer, Idaho · 3599 days ago · 9 km deep · 86 km away
- 1.727 km NE of Lima, Montana · 3595 days ago · 10 km deep · 60 km away
- 2.140 km NE of Spencer, Idaho · 3591 days ago · 10 km deep · 85 km away
- 1.843 km W of Hebgen Lake Estates, Montana · 3558 days ago · 12 km deep · 99 km away
- 1.641 km SW of Dillon, Montana · 3555 days ago · 5 km deep · 57 km away
- 1.811 km SE of Challis, Idaho · 3553 days ago · 7 km deep · 95 km away
- 2.038 km W of Dillon, Montana · 3549 days ago · 3 km deep · 89 km away
- 1.67 km SW of Leadore, Idaho · 3542 days ago · 6 km deep · 45 km away
Before
- 1.635 km ESE of Clayton, Idaho · 3610 days ago · 5 km deep · 89 km away
- 1.733 km WSW of Dillon, Montana · 3617 days ago · 1 km deep · 67 km away
- 1.843 km W of Hebgen Lake Estates, Montana · 3619 days ago · 11 km deep · 98 km away
- 1.622 km ESE of Leadore, Idaho · 3626 days ago · 5 km deep · 24 km away
- 2.141 km NE of Spencer, Idaho · 3628 days ago · 9 km deep · 86 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event mb80190419. Read Wed, Sep 30, 2026, 3:30 AM UTC.