M2.1 earthquake 23 km E of Challis, Idaho
A magnitude 2.1 earthquake struck 23 km E of Challis, Idaho on Sun, Jun 11, 2017, 12:54 AM MDT (06:54 UTC), 9 km (5 mi) below the surface.
A larger quake followed: M2.5 13 km ESE of Stanley, Idaho. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.1 (ML, local (Richter)), micro
- Magnitude from
- Montana Bureau of Mines and Geology
- Local time
- UTC
- 2017-06-11 06:54:21 UTC
- Depth
- 8.8 km (5.5 mi), shallow
- Epicenter
- 44.517° N, 113.938° 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 0.8 km horizontally, 1.5 km in depth
- Magnitude uncertainty
- ±0.22
- Depth from
- From location
- Station coverage gap
- 92°
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 6 in the 30 days before it.
After
- 1.718 km NW of Lima, Montana · 3394 days ago · 2 km deep · 96 km away
- 1.68 km N of Challis, Idaho · 3386 days ago · 8 km deep · 26 km away
- 2.424 km E of Clayton, Idaho · 3370 days ago · 5 km deep · 28 km away
- 2.513 km ESE of Stanley, Idaho · 3362 days ago · 5 km deep · 77 km away
- 1.55 km SE of Salmon, Idaho · 3360 days ago · 7 km deep · 70 km away
- 1.723 km ESE of Stanley, Idaho · 3359 days ago · 10 km deep · 75 km away
Before
- 1.924 km E of Challis, Idaho · 3401 days ago · 3 km deep · 1 km away
- 1.637 km NW of Challis, Idaho · 3401 days ago · 1 km deep · 53 km away
- 1.833 km SE of Leadore, Idaho · 3403 days ago · 6 km deep · 67 km away
- 1.518 km NNW of Clayton, Idaho · 3405 days ago · 6 km deep · 45 km away
- 2.013 km W of Clayton, Idaho · 3416 days ago · 9 km deep · 57 km away
- 1.818 km SW of Lima, Montana · 3425 days ago · 10 km deep · 96 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event mb80213544. Read Thu, Oct 1, 2026, 2:37 AM UTC.