M2.4 earthquake 8 km SE of Challis, Idaho

Magnitude

2.4 (mc), micro

Local time

Mon, Dec 22, 2014, 1:20 PM MST

UTC

2014-12-22 20:20:48 UTC

Depth

10.9 km (6.8 mi), shallow

Epicenter

44.452° N, 114.159° W

Region

Idaho

Tsunami flag

No

Status

Automatic solution, may be revised

Location uncertainty

About 1.3 km horizontally, 1.7 km in depth

Magnitude uncertainty

±0.50

Station coverage gap

94°

Stations used

13

• Challis, IdahoPopulation 1,043. Forecast8 kmSE
• Boise, IdahoPopulation 235,684. Forecast188 kmENE
• Calgary, CanadaPopulation 1,306,784. Forecast734 kmS

After

1. 2.49 km SE of Challis, IdahoMon, Dec 22, 3:07 PM MST · 4298 days ago · 14 km deep · 2 km away
2. 3.39 km SE of Challis, IdahoMon, Dec 22, 6:31 PM MST · 4298 days ago · 12 km deep · 2 km away · felt by 1
3. 3.48 km SE of Challis, IdahoTue, Dec 23, 4:53 AM MST · 4298 days ago · 10 km deep · 0 km away
4. 3.78 km SE of Challis, IdahoTue, Dec 23, 4:55 AM MST · 4298 days ago · 10 km deep · 1 km away
5. 3.911 km SSE of Challis, IdahoTue, Dec 23, 4:56 AM MST · 4298 days ago · 7 km deep · 4 km away · felt by 1
6. 2.78 km SE of Challis, IdahoTue, Dec 23, 5:34 AM MST · 4298 days ago · 11 km deep · 1 km away
7. 3.87 km SE of Challis, IdahoTue, Dec 23, 6:52 AM MST · 4298 days ago · 11 km deep · 1 km away · felt by 2
8. 2.58 km SE of Challis, IdahoTue, Dec 23, 7:33 AM MST · 4298 days ago · 12 km deep · 0 km away
9. 2.69 km SE of Challis, IdahoTue, Dec 23, 7:42 AM MST · 4298 days ago · 11 km deep · 1 km away
10. 2.56 km SE of Challis, IdahoTue, Dec 23, 8:21 AM MST · 4298 days ago · 8 km deep · 1 km away
11. 2.412 km SE of Challis, IdahoTue, Dec 23, 9:55 AM MST · 4298 days ago · 14 km deep · 4 km away
12. 2.310 km SE of Challis, IdahoTue, Dec 23, 5:48 PM MST · 4297 days ago · 12 km deep · 3 km away
13. 3.78 km SE of Challis, IdahoTue, Dec 23, 9:10 PM MST · 4297 days ago · 10 km deep · 1 km away · felt by 3
14. 2.06 km SE of Challis, IdahoThu, Dec 25, 12:22 AM MST · 4296 days ago · 10 km deep · 2 km away
15. 2.111 km SE of Challis, IdahoFri, Dec 26, 5:12 PM MST · 4294 days ago · 13 km deep · 3 km away
16. 2.343 km NNW of Stanley, IdahoSun, Dec 28, 2:26 AM MST · 4293 days ago · 13 km deep · 76 km away
17. 2.58 km SE of Challis, IdahoSun, Dec 28, 9:29 AM MST · 4293 days ago · 10 km deep · 1 km away
18. 3.38 km SE of Challis, IdahoMon, Dec 29, 7:09 PM MST · 4291 days ago · 11 km deep · 1 km away · felt by 3
19. 2.129 km ESE of Clayton, IdahoTue, Dec 30, 6:58 AM MST · 4291 days ago · 14 km deep · 30 km away
20. 2.49 km SE of Challis, IdahoTue, Dec 30, 8:27 AM MST · 4291 days ago · 12 km deep · 2 km away
21. 2.39 km SE of Challis, IdahoTue, Dec 30, 10:29 AM MST · 4291 days ago · 12 km deep · 1 km away
22. 2.245 km WSW of Salmon, IdahoFri, Jan 2, 8:57 PM MST · 4287 days ago · 27 km deep · 69 km away
23. 5.09 km E of Challis, IdahoSat, Jan 3, 10:44 AM MST · 4287 days ago · 9 km deep · 7 km away · felt by 569
24. 2.19 km SE of Challis, IdahoSat, Jan 3, 10:48 AM MST · 4287 days ago · 12 km deep · 1 km away
25. 2.410 km SE of Challis, IdahoSat, Jan 3, 10:50 AM MST · 4287 days ago · 13 km deep · 2 km away
26. 3.19 km SE of Challis, IdahoSat, Jan 3, 11:06 AM MST · 4287 days ago · 14 km deep · 1 km away · felt by 2
27. 2.812 km SE of Challis, IdahoSat, Jan 3, 11:06 AM MST · 4287 days ago · 8 km deep · 5 km away
28. 2.87 km SE of Challis, IdahoSat, Jan 3, 11:14 AM MST · 4287 days ago · 12 km deep · 1 km away
29. 2.48 km SE of Challis, IdahoSat, Jan 3, 11:31 AM MST · 4287 days ago · 13 km deep · 1 km away
30. 2.110 km SE of Challis, IdahoSat, Jan 3, 11:34 AM MST · 4287 days ago · 11 km deep · 3 km away
31. 2.18 km SE of Challis, IdahoSat, Jan 3, 11:36 AM MST · 4287 days ago · 12 km deep · 1 km away
32. 2.610 km SE of Challis, IdahoSat, Jan 3, 11:44 AM MST · 4287 days ago · 12 km deep · 3 km away · felt by 2
33. 2.09 km SE of Challis, IdahoSat, Jan 3, 12:11 PM MST · 4287 days ago · 11 km deep · 2 km away
34. 3.39 km SE of Challis, IdahoSat, Jan 3, 12:19 PM MST · 4287 days ago · 14 km deep · 1 km away · felt by 3
35. 3.19 km SE of Challis, IdahoSat, Jan 3, 12:29 PM MST · 4287 days ago · 13 km deep · 1 km away
36. 2.110 km SE of Challis, IdahoSat, Jan 3, 1:21 PM MST · 4287 days ago · 13 km deep · 2 km away
37. 3.08 km SE of Challis, IdahoSat, Jan 3, 1:34 PM MST · 4287 days ago · 12 km deep · 1 km away · felt by 4
38. 3.010 km SE of Challis, IdahoSat, Jan 3, 1:38 PM MST · 4287 days ago · 12 km deep · 2 km away
39. 3.310 km SE of Challis, IdahoSat, Jan 3, 3:58 PM MST · 4286 days ago · 13 km deep · 2 km away · felt by 5
40. 2.28 km SE of Challis, IdahoSat, Jan 3, 4:36 PM MST · 4286 days ago · 11 km deep · 0 km away
41. 2.87 km SE of Challis, IdahoSat, Jan 3, 6:10 PM MST · 4286 days ago · 10 km deep · 1 km away
42. 3.59 km SE of Challis, IdahoSat, Jan 3, 6:25 PM MST · 4286 days ago · 12 km deep · 1 km away
43. 2.77 km SE of Challis, IdahoSat, Jan 3, 6:51 PM MST · 4286 days ago · 10 km deep · 1 km away
44. 2.610 km SE of Challis, IdahoSat, Jan 3, 6:55 PM MST · 4286 days ago · 12 km deep · 3 km away
45. 3.07 km SE of Challis, IdahoSat, Jan 3, 7:23 PM MST · 4286 days ago · 12 km deep · 1 km away · felt by 7
46. 2.110 km SE of Challis, IdahoSat, Jan 3, 7:58 PM MST · 4286 days ago · 12 km deep · 2 km away
47. 2.1southern IdahoSat, Jan 3, 8:03 PM MST · 4286 days ago · 9 km deep · 0 km away
48. 2.37 km SE of Challis, IdahoSat, Jan 3, 9:16 PM MST · 4286 days ago · 11 km deep · 0 km away
49. 3.69 km SE of Challis, IdahoSat, Jan 3, 11:35 PM MST · 4286 days ago · 11 km deep · 1 km away · felt by 3
50. 2.78 km SE of Challis, IdahoSun, Jan 4, 12:11 AM MST · 4286 days ago · 11 km deep · 1 km away
51. 3.85 km ESE of Challis, IdahoSun, Jan 4, 12:34 AM MST · 4286 days ago · 11 km deep · 3 km away · felt by 9
52. 2.38 km SE of Challis, IdahoSun, Jan 4, 1:01 AM MST · 4286 days ago · 11 km deep · 1 km away
53. 2.57 km SE of Challis, IdahoSun, Jan 4, 1:32 AM MST · 4286 days ago · 9 km deep · 1 km away · felt by 1
54. 3.86 km SE of Challis, IdahoSun, Jan 4, 3:47 AM MST · 4286 days ago · 12 km deep · 1 km away · felt by 1
55. 3.75 km ESE of Challis, IdahoSun, Jan 4, 6:21 AM MST · 4286 days ago · 6 km deep · 3 km away · felt by 13
56. 2.88 km SE of Challis, IdahoSun, Jan 4, 9:35 AM MST · 4286 days ago · 10 km deep · 0 km away
57. 2.711 km SE of Challis, IdahoSun, Jan 4, 10:51 AM MST · 4286 days ago · 13 km deep · 3 km away
58. 2.412 km SE of Challis, IdahoSun, Jan 4, 1:33 PM MST · 4286 days ago · 13 km deep · 4 km away
59. 2.59 km SE of Challis, IdahoSun, Jan 4, 2:12 PM MST · 4285 days ago · 11 km deep · 2 km away
60. 1.910 km SE of Challis, IdahoSun, Jan 4, 7:11 PM MST · 4285 days ago · 9 km deep · 2 km away

The first 60 of 116.

Before

1. 2.78 km SE of Challis, IdahoMon, Dec 22, 10:33 AM MST · 4299 days ago · 11 km deep · 1 km away
2. 3.76 km ESE of Challis, IdahoMon, Dec 22, 10:20 AM MST · 4299 days ago · 9 km deep · 2 km away · felt by 7

From the USGS Earthquake Hazards Program and its partner networks, event mb14620751. Read Tue, Sep 29, 2026, 8:37 AM UTC.