M2.1 earthquake 32 km WNW of Challis, Idaho
A magnitude 2.1 earthquake struck 32 km WNW of Challis, Idaho on Thu, May 11, 2017, 10:10 PM MDT (04:10 UTC), 12 km (7 mi) below the surface.
A larger quake followed: M2.4 24 km E of Clayton, 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), micro
- Local time
- UTC
- 2017-05-12 04:10:30 UTC
- Depth
- 11.9 km (7.4 mi), shallow
- Epicenter
- 44.576° N, 114.630° 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 0.4 km horizontally, 1.3 km in depth
- Magnitude uncertainty
- ±0.21
- Depth from
- From location
- Station coverage gap
- 63°
- Stations used
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 3 in the 30 days before it.
After
- 2.013 km W of Clayton, Idaho · 3416 days ago · 9 km deep · 35 km away
- 1.518 km NNW of Clayton, Idaho · 3405 days ago · 6 km deep · 21 km away
- 1.637 km NW of Challis, Idaho · 3401 days ago · 1 km deep · 26 km away
- 1.924 km E of Challis, Idaho · 3401 days ago · 3 km deep · 56 km away
- 2.123 km E of Challis, Idaho · 3399 days ago · 9 km deep · 55 km away
- 1.68 km N of Challis, Idaho · 3386 days ago · 8 km deep · 30 km away
- 2.424 km E of Clayton, Idaho · 3370 days ago · 5 km deep · 53 km away
Before
Earthquakes todayIdaho earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event mb80208644. Read Thu, Oct 1, 2026, 1:36 AM UTC.