Idaho earthquakes

M1.7 earthquake 2 km N of Challis, Idaho

A magnitude 1.7 earthquake struck 2 km N of Challis, Idaho on Wed, Nov 14, 2018, 8:43 PM MST (03:43 UTC), 1 km (0 mi) below the surface.

A larger quake followed: M3.1 15 km NNW of Stanley, Idaho. This one was a foreshock.

Challis forecastMore in Idaho

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (ML, local (Richter)), micro
Magnitude from
Montana Bureau of Mines and Geology
Local time
UTC
2018-11-15 03:43:25 UTC
Depth
0.7 km (0.4 mi), shallow
Epicenter
44.527° N, 114.233° 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 0.6 km horizontally, 1.6 km in depth
Magnitude uncertainty
±0.21
Depth from
From location
Station coverage gap
108°
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: 15 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 2.125 km SSW of Clayton, Idaho · 2877 days ago · 5 km deep · 58 km away
  2. 1.69 km NNW of Stanley, Idaho · 2875 days ago · 4 km deep · 63 km away
  3. 3.115 km NNW of Stanley, Idaho · 2875 days ago · 5 km deep · 63 km away · felt by 1
  4. 1.69 km NNW of Stanley, Idaho · 2875 days ago · 4 km deep · 63 km away
  5. 1.626 km ENE of Leadore, Idaho · 2874 days ago · 4 km deep · 97 km away
  6. 2.88 km ESE of Challis, Idaho · 2869 days ago · 5 km deep · 11 km away · felt by 3
  7. 2.321 km SSE of Yellow Pine, Idaho · 2863 days ago · 16 km deep · 98 km away
  8. 2.59 km SSE of Clayton, Idaho · 2860 days ago · 5 km deep · 40 km away · felt by 1
  9. 1.619 km NW of Clayton, Idaho · 2857 days ago · 3 km deep · 32 km away
  10. 2.111 km NW of Challis, Idaho · 2855 days ago · 6 km deep · 10 km away
  11. 1.624 km E of Clayton, Idaho · 2854 days ago · 6 km deep · 33 km away
  12. 1.523 km SSE of Leadore, Idaho · 2853 days ago · 8 km deep · 81 km away · felt by 1
  13. 2.420 km SE of Challis, Idaho · 2850 days ago · 5 km deep · 22 km away
  14. 1.815 km SSE of Clayton, Idaho · 2833 days ago · 6 km deep · 44 km away
  15. 1.7southern Idaho · 2833 days ago · 2 km deep · 43 km away

Before

  1. 2.26 km N of Stanley, Idaho · 2892 days ago · 3 km deep · 63 km away
  2. 2.19 km NNW of Stanley, Idaho · 2892 days ago · 4 km deep · 63 km away
  3. 1.76 km N of Stanley, Idaho · 2894 days ago · 0 km deep · 63 km away
  4. 1.65 km N of Stanley, Idaho · 2894 days ago · 3 km deep · 64 km away
  5. 2.320 km WNW of Mackay, Idaho · 2899 days ago · 6 km deep · 68 km away · felt by 1
  6. 1.634 km NW of Mackay, Idaho · 2905 days ago · 1 km deep · 51 km away
  7. 1.633 km W of Challis, Idaho · 2908 days ago · 2 km deep · 33 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80324359. Read Sun, Oct 4, 2026, 4:42 AM UTC.