M2.1 earthquake 10 km SE of Challis, Idaho

Magnitude

2.1 (Mc), micro

Magnitude from

Montana Bureau of Mines and Geology

Local time

Sat, Jan 3, 2015, 7:58 PM MST

UTC

2015-01-04 02:58:32 UTC

Depth

12.0 km (7.5 mi), shallow

Epicenter

44.441° N, 114.139° W

Region

Idaho

Tsunami flag

No

Status

Automatic solution, may be revised

Location uncertainty

About 1.5 km horizontally, 2.0 km in depth

Magnitude uncertainty

±0.50

Station coverage gap

94°

Stations used

18

• Challis, IdahoPopulation 1,043. Forecast10 kmSE
• Boise, IdahoPopulation 235,684. Forecast189 kmENE
• Calgary, CanadaPopulation 1,306,784. Forecast735 kmS

After

1. 2.1southern IdahoSat, Jan 3, 8:03 PM MST · 4288 days ago · 9 km deep · 2 km away
2. 2.37 km SE of Challis, IdahoSat, Jan 3, 9:16 PM MST · 4288 days ago · 11 km deep · 2 km away
3. 3.69 km SE of Challis, IdahoSat, Jan 3, 11:35 PM MST · 4288 days ago · 11 km deep · 1 km away · felt by 3
4. 2.78 km SE of Challis, IdahoSun, Jan 4, 12:11 AM MST · 4288 days ago · 11 km deep · 2 km away
5. 3.85 km ESE of Challis, IdahoSun, Jan 4, 12:34 AM MST · 4288 days ago · 11 km deep · 5 km away · felt by 9
6. 2.38 km SE of Challis, IdahoSun, Jan 4, 1:01 AM MST · 4288 days ago · 11 km deep · 1 km away
7. 2.57 km SE of Challis, IdahoSun, Jan 4, 1:32 AM MST · 4288 days ago · 9 km deep · 3 km away · felt by 1
8. 3.86 km SE of Challis, IdahoSun, Jan 4, 3:47 AM MST · 4288 days ago · 12 km deep · 3 km away · felt by 1
9. 3.75 km ESE of Challis, IdahoSun, Jan 4, 6:21 AM MST · 4288 days ago · 6 km deep · 5 km away · felt by 13
10. 2.88 km SE of Challis, IdahoSun, Jan 4, 9:35 AM MST · 4288 days ago · 10 km deep · 2 km away
11. 2.711 km SE of Challis, IdahoSun, Jan 4, 10:51 AM MST · 4288 days ago · 13 km deep · 2 km away
12. 2.412 km SE of Challis, IdahoSun, Jan 4, 1:33 PM MST · 4288 days ago · 13 km deep · 3 km away
13. 2.59 km SE of Challis, IdahoSun, Jan 4, 2:12 PM MST · 4288 days ago · 11 km deep · 1 km away
14. 1.910 km SE of Challis, IdahoSun, Jan 4, 7:11 PM MST · 4287 days ago · 9 km deep · 1 km away
15. 2.112 km SE of Challis, IdahoSun, Jan 4, 7:12 PM MST · 4287 days ago · 11 km deep · 3 km away
16. 2.112 km SE of Challis, IdahoSun, Jan 4, 8:17 PM MST · 4287 days ago · 13 km deep · 3 km away
17. 2.311 km SE of Challis, IdahoSun, Jan 4, 11:33 PM MST · 4287 days ago · 13 km deep · 2 km away
18. 2.77 km SE of Challis, IdahoMon, Jan 5, 6:59 PM MST · 4286 days ago · 10 km deep · 2 km away · felt by 1
19. 1.914 km SE of Challis, IdahoMon, Jan 5, 8:24 PM MST · 4286 days ago · 11 km deep · 4 km away
20. 2.310 km SE of Challis, IdahoMon, Jan 5, 10:57 PM MST · 4286 days ago · 11 km deep · 1 km away
21. 2.29 km SE of Challis, IdahoMon, Jan 5, 10:58 PM MST · 4286 days ago · 10 km deep · 1 km away
22. 2.69 km SE of Challis, IdahoTue, Jan 6, 5:14 AM MST · 4286 days ago · 9 km deep · 2 km away
23. 2.113 km NW of Challis, IdahoTue, Jan 6, 2:47 PM MST · 4286 days ago · 7 km deep · 24 km away
24. 2.28 km SE of Challis, IdahoTue, Jan 6, 4:38 PM MST · 4286 days ago · 13 km deep · 2 km away
25. 2.210 km SE of Challis, IdahoTue, Jan 6, 6:58 PM MST · 4285 days ago · 12 km deep · 1 km away
26. 2.110 km SE of Challis, IdahoWed, Jan 7, 1:44 AM MST · 4285 days ago · 11 km deep · 1 km away
27. 2.19 km SE of Challis, IdahoWed, Jan 7, 6:01 AM MST · 4285 days ago · 11 km deep · 0 km away
28. 2.69 km SE of Challis, IdahoFri, Jan 9, 8:00 AM MST · 4283 days ago · 13 km deep · 0 km away
29. 3.811 km ESE of Challis, IdahoFri, Jan 9, 6:30 PM MST · 4282 days ago · 10 km deep · 3 km away · felt by 1
30. 3.011 km ESE of Challis, IdahoFri, Jan 9, 6:36 PM MST · 4282 days ago · 10 km deep · 3 km away · felt by 1
31. 3.6southern IdahoSat, Jan 10, 3:28 PM MST · 4282 days ago · 13 km deep · 1 km away · felt by 3
32. 2.610 km SE of Challis, IdahoSat, Jan 10, 3:37 PM MST · 4282 days ago · 13 km deep · 1 km away
33. 2.59 km SE of Challis, IdahoSun, Jan 11, 7:00 AM MST · 4281 days ago · 12 km deep · 2 km away
34. 2.310 km SE of Challis, IdahoSun, Jan 11, 1:34 PM MST · 4281 days ago · 11 km deep · 1 km away
35. 2.413 km NW of Challis, IdahoSun, Jan 11, 4:32 PM MST · 4281 days ago · 8 km deep · 23 km away
36. 2.210 km SE of Challis, IdahoSun, Jan 11, 6:36 PM MST · 4280 days ago · 12 km deep · 1 km away
37. 2.310 km SE of Challis, IdahoSun, Jan 11, 11:58 PM MST · 4280 days ago · 12 km deep · 1 km away
38. 2.210 km SE of Challis, IdahoWed, Jan 14, 1:51 AM MST · 4278 days ago · 9 km deep · 1 km away
39. 2.39 km SE of Challis, IdahoWed, Jan 14, 9:12 PM MST · 4277 days ago · 10 km deep · 1 km away
40. 2.79 km SE of Challis, IdahoWed, Jan 14, 10:48 PM MST · 4277 days ago · 13 km deep · 1 km away
41. 2.437 km NW of Challis, IdahoThu, Jan 15, 9:15 AM MST · 4277 days ago · 9 km deep · 48 km away
42. 3.511 km SE of Challis, IdahoThu, Jan 15, 1:11 PM MST · 4277 days ago · 13 km deep · 2 km away · felt by 1
43. 3.29 km SE of Challis, IdahoThu, Jan 15, 1:51 PM MST · 4277 days ago · 12 km deep · 1 km away
44. 2.311 km SE of Challis, IdahoThu, Jan 15, 3:50 PM MST · 4277 days ago · 9 km deep · 2 km away
45. 2.79 km SE of Challis, IdahoThu, Jan 15, 9:31 PM MST · 4276 days ago · 14 km deep · 1 km away
46. 2.49 km SE of Challis, IdahoFri, Jan 16, 12:33 AM MST · 4276 days ago · 12 km deep · 1 km away
47. 2.111 km SE of Challis, IdahoFri, Jan 16, 7:41 AM MST · 4276 days ago · 8 km deep · 1 km away
48. 2.39 km SE of Challis, IdahoFri, Jan 16, 3:45 PM MST · 4276 days ago · 12 km deep · 1 km away
49. 2.853 km NW of Challis, IdahoTue, Jan 20, 5:05 PM MST · 4272 days ago · 11 km deep · 63 km away
50. 2.654 km NW of Challis, IdahoTue, Jan 20, 8:51 PM MST · 4271 days ago · 9 km deep · 64 km away
51. 2.853 km NW of Challis, IdahoTue, Jan 20, 9:36 PM MST · 4271 days ago · 12 km deep · 63 km away
52. 2.654 km NW of Challis, IdahoTue, Jan 20, 10:23 PM MST · 4271 days ago · 11 km deep · 64 km away
53. 2.353 km NW of Challis, IdahoWed, Jan 21, 7:23 AM MST · 4271 days ago · 10 km deep · 64 km away
54. 2.451 km WNW of Challis, IdahoWed, Jan 21, 8:28 AM MST · 4271 days ago · 12 km deep · 62 km away
55. 3.622 km SE of Challis, IdahoSun, Jan 25, 9:50 PM MST · 4266 days ago · 13 km deep · 13 km away · felt by 3
56. 2.315 km NNW of Challis, IdahoWed, Jan 28, 3:26 PM MST · 4264 days ago · 3 km deep · 25 km away
57. 2.711 km ESE of Challis, IdahoThu, Jan 29, 3:48 PM MST · 4263 days ago · 12 km deep · 3 km away · felt by 1
58. 2.711 km SE of Challis, IdahoThu, Jan 29, 3:50 PM MST · 4263 days ago · 11 km deep · 2 km away
59. 2.38 km SE of Challis, IdahoSat, Jan 31, 4:29 AM MST · 4261 days ago · 13 km deep · 2 km away
60. 2.324 km N of Challis, IdahoSat, Jan 31, 8:47 AM MST · 4261 days ago · 14 km deep · 32 km away

The first 60 of 74.

Before

1. 3.07 km SE of Challis, IdahoSat, Jan 3, 7:23 PM MST · 4288 days ago · 12 km deep · 3 km away · felt by 7
2. 2.610 km SE of Challis, IdahoSat, Jan 3, 6:55 PM MST · 4288 days ago · 12 km deep · 1 km away
3. 2.77 km SE of Challis, IdahoSat, Jan 3, 6:51 PM MST · 4288 days ago · 10 km deep · 2 km away
4. 3.59 km SE of Challis, IdahoSat, Jan 3, 6:25 PM MST · 4288 days ago · 12 km deep · 1 km away
5. 2.87 km SE of Challis, IdahoSat, Jan 3, 6:10 PM MST · 4288 days ago · 10 km deep · 3 km away
6. 2.28 km SE of Challis, IdahoSat, Jan 3, 4:36 PM MST · 4289 days ago · 11 km deep · 2 km away
7. 3.310 km SE of Challis, IdahoSat, Jan 3, 3:58 PM MST · 4289 days ago · 13 km deep · 0 km away · felt by 5
8. 3.010 km SE of Challis, IdahoSat, Jan 3, 1:38 PM MST · 4289 days ago · 12 km deep · 0 km away
9. 3.08 km SE of Challis, IdahoSat, Jan 3, 1:34 PM MST · 4289 days ago · 12 km deep · 2 km away · felt by 4
10. 2.110 km SE of Challis, IdahoSat, Jan 3, 1:21 PM MST · 4289 days ago · 13 km deep · 0 km away
11. 3.19 km SE of Challis, IdahoSat, Jan 3, 12:29 PM MST · 4289 days ago · 13 km deep · 1 km away
12. 3.39 km SE of Challis, IdahoSat, Jan 3, 12:19 PM MST · 4289 days ago · 14 km deep · 1 km away · felt by 3
13. 2.09 km SE of Challis, IdahoSat, Jan 3, 12:11 PM MST · 4289 days ago · 11 km deep · 1 km away
14. 2.610 km SE of Challis, IdahoSat, Jan 3, 11:44 AM MST · 4289 days ago · 12 km deep · 1 km away · felt by 2
15. 2.18 km SE of Challis, IdahoSat, Jan 3, 11:36 AM MST · 4289 days ago · 12 km deep · 1 km away
16. 2.110 km SE of Challis, IdahoSat, Jan 3, 11:34 AM MST · 4289 days ago · 11 km deep · 1 km away
17. 2.48 km SE of Challis, IdahoSat, Jan 3, 11:31 AM MST · 4289 days ago · 13 km deep · 1 km away
18. 2.87 km SE of Challis, IdahoSat, Jan 3, 11:14 AM MST · 4289 days ago · 12 km deep · 3 km away
19. 2.812 km SE of Challis, IdahoSat, Jan 3, 11:06 AM MST · 4289 days ago · 8 km deep · 3 km away
20. 3.19 km SE of Challis, IdahoSat, Jan 3, 11:06 AM MST · 4289 days ago · 14 km deep · 1 km away · felt by 2

From the USGS Earthquake Hazards Program and its partner networks, event mb15968111. Read Thu, Oct 1, 2026, 11:53 AM UTC.