Idaho earthquakes

M2.1 earthquake 36 km E of Cascade, Idaho

A magnitude 2.1 earthquake struck 36 km E of Cascade, Idaho on Mon, May 14, 2018, 11:17 AM MDT (17:17 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M2.7 22 km NNW of Clayton, Idaho. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.1 (ML, local (Richter)), micro
Magnitude from
Montana Bureau of Mines and Geology
Local time
UTC
2018-05-14 17:17:08 UTC
Depth
11.3 km (7.1 mi), shallow
Epicenter
44.467° N, 115.582° 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, 1.4 km in depth
Magnitude uncertainty
±0.23
Depth from
From location
Station coverage gap
99°
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: 19 in the 60 days after this one and 18 in the 30 days before it.

After

  1. 2.011 km WNW of Clayton, Idaho · 3054 days ago · 8 km deep · 85 km away
  2. 2.116 km NNW of Stanley, Idaho · 3053 days ago · 18 km deep · 45 km away
  3. 2.316 km NNW of Stanley, Idaho · 3053 days ago · 19 km deep · 45 km away
  4. 1.916 km NNW of Stanley, Idaho · 3053 days ago · 11 km deep · 45 km away
  5. 2.722 km NNW of Clayton, Idaho · 3049 days ago · 5 km deep · 86 km away
  6. 2.1southern Idaho · 3049 days ago · 6 km deep · 80 km away
  7. 1.923 km NW of Clayton, Idaho · 3049 days ago · 4 km deep · 80 km away
  8. 2.031 km W of Challis, Idaho · 3047 days ago · 5 km deep · 76 km away
  9. 2.723 km WSW of Challis, Idaho · 3045 days ago · 5 km deep · 84 km away
  10. 2.413 km WNW of Clayton, Idaho · 3027 days ago · 12 km deep · 83 km away
  11. 1.613 km W of Clayton, Idaho · 3026 days ago · 4 km deep · 83 km away
  12. 1.915 km W of Clayton, Idaho · 3018 days ago · 6 km deep · 82 km away
  13. 2.010 km N of Stanley, Idaho · 3006 days ago · 4 km deep · 54 km away
  14. 1.75 km N of Stanley, Idaho · 3006 days ago · 6 km deep · 55 km away
  15. 2.330 km E of Donnelly, Idaho · 3005 days ago · 7 km deep · 27 km away
  16. 1.69 km N of Stanley, Idaho · 3005 days ago · 4 km deep · 53 km away
  17. 1.910 km N of Stanley, Idaho · 3004 days ago · 8 km deep · 53 km away
  18. 2.18 km NNW of Stanley, Idaho · 3003 days ago · 7 km deep · 53 km away
  19. 2.310 km N of Stanley, Idaho · 3003 days ago · 5 km deep · 55 km away

Before

  1. 2.222 km SSW of Clayton, Idaho · 3067 days ago · 7 km deep · 95 km away
  2. 2.013 km W of Clayton, Idaho · 3067 days ago · 11 km deep · 84 km away
  3. 1.824 km SSW of Clayton, Idaho · 3068 days ago · 9 km deep · 95 km away
  4. 1.912 km W of Clayton, Idaho · 3068 days ago · 13 km deep · 84 km away
  5. 2.412 km W of Clayton, Idaho · 3068 days ago · 13 km deep · 84 km away
  6. 2.514 km WNW of Clayton, Idaho · 3068 days ago · 19 km deep · 83 km away · felt by 2
  7. 1.514 km W of Clayton, Idaho · 3071 days ago · 6 km deep · 84 km away
  8. 1.613 km WSW of Stanley, Idaho · 3074 days ago · 3 km deep · 49 km away
  9. 2.013 km W of Clayton, Idaho · 3076 days ago · 10 km deep · 83 km away
  10. 1.514 km W of Clayton, Idaho · 3076 days ago · 4 km deep · 82 km away
  11. 2.313 km W of Clayton, Idaho · 3076 days ago · 13 km deep · 84 km away
  12. 1.814 km W of Clayton, Idaho · 3078 days ago · 5 km deep · 83 km away
  13. 2.318 km W of Clayton, Idaho · 3078 days ago · 5 km deep · 79 km away
  14. 1.913 km W of Clayton, Idaho · 3078 days ago · 7 km deep · 84 km away
  15. 2.313 km W of Clayton, Idaho · 3083 days ago · 11 km deep · 84 km away
  16. 2.114 km W of Clayton, Idaho · 3084 days ago · 3 km deep · 83 km away
  17. 2.0southern Idaho · 3085 days ago · 11 km deep · 83 km away
  18. 1.714 km W of Clayton, Idaho · 3093 days ago · 4 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80293419. Read Sat, Oct 3, 2026, 4:28 AM UTC.