Idaho earthquakes

M3.8 earthquake 6 km SE of Challis, Idaho

A magnitude 3.8 earthquake struck 6 km SE of Challis, Idaho on Sun, Jan 4, 2015, 3:47 AM MST (10:47 UTC), 12 km (7 mi) below the surface.

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
3.8 (ml), minor
Local time
UTC
2015-01-04 10:47:54 UTC
Depth
11.5 km (7.1 mi), shallow
Epicenter
44.464° N, 114.167° W
Region
Idaho
Felt reports
1
Strongest shaking
IV, light shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
IV, light shaking
Peak ground acceleration
1.8% of gravity
Peak ground velocity
-0.4 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 4.7 km horizontally, 7.8 km in depth
Station coverage gap
53°
Stations used
39

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 65 in the 60 days after this one and 56 in the 30 days before it.

After

  1. 3.75 km ESE of Challis, Idaho · 4279 days ago · 6 km deep · 2 km away · felt by 13
  2. 2.88 km SE of Challis, Idaho · 4279 days ago · 10 km deep · 1 km away
  3. 2.711 km SE of Challis, Idaho · 4279 days ago · 13 km deep · 5 km away
  4. 2.412 km SE of Challis, Idaho · 4279 days ago · 13 km deep · 6 km away
  5. 2.59 km SE of Challis, Idaho · 4279 days ago · 11 km deep · 2 km away
  6. 1.910 km SE of Challis, Idaho · 4278 days ago · 9 km deep · 3 km away
  7. 2.112 km SE of Challis, Idaho · 4278 days ago · 11 km deep · 6 km away
  8. 2.112 km SE of Challis, Idaho · 4278 days ago · 13 km deep · 6 km away
  9. 2.311 km SE of Challis, Idaho · 4278 days ago · 13 km deep · 5 km away
  10. 2.77 km SE of Challis, Idaho · 4277 days ago · 10 km deep · 1 km away · felt by 1
  11. 1.914 km SE of Challis, Idaho · 4277 days ago · 11 km deep · 7 km away
  12. 2.310 km SE of Challis, Idaho · 4277 days ago · 11 km deep · 4 km away
  13. 2.29 km SE of Challis, Idaho · 4277 days ago · 10 km deep · 3 km away
  14. 2.69 km SE of Challis, Idaho · 4277 days ago · 9 km deep · 2 km away
  15. 2.113 km NW of Challis, Idaho · 4277 days ago · 7 km deep · 20 km away
  16. 2.28 km SE of Challis, Idaho · 4277 days ago · 13 km deep · 2 km away
  17. 2.210 km SE of Challis, Idaho · 4276 days ago · 12 km deep · 4 km away
  18. 2.110 km SE of Challis, Idaho · 4276 days ago · 11 km deep · 3 km away
  19. 2.19 km SE of Challis, Idaho · 4276 days ago · 11 km deep · 3 km away
  20. 2.69 km SE of Challis, Idaho · 4274 days ago · 13 km deep · 3 km away
  21. 3.811 km ESE of Challis, Idaho · 4273 days ago · 10 km deep · 5 km away · felt by 1
  22. 3.011 km ESE of Challis, Idaho · 4273 days ago · 10 km deep · 5 km away · felt by 1
  23. 3.6southern Idaho · 4273 days ago · 13 km deep · 4 km away · felt by 3
  24. 2.610 km SE of Challis, Idaho · 4273 days ago · 13 km deep · 3 km away
  25. 2.59 km SE of Challis, Idaho · 4272 days ago · 12 km deep · 3 km away
  26. 2.310 km SE of Challis, Idaho · 4272 days ago · 11 km deep · 3 km away
  27. 2.413 km NW of Challis, Idaho · 4272 days ago · 8 km deep · 20 km away
  28. 2.210 km SE of Challis, Idaho · 4271 days ago · 12 km deep · 3 km away
  29. 2.310 km SE of Challis, Idaho · 4271 days ago · 12 km deep · 4 km away
  30. 2.210 km SE of Challis, Idaho · 4269 days ago · 9 km deep · 4 km away
  31. 2.39 km SE of Challis, Idaho · 4268 days ago · 10 km deep · 2 km away
  32. 2.79 km SE of Challis, Idaho · 4268 days ago · 13 km deep · 3 km away
  33. 2.437 km NW of Challis, Idaho · 4268 days ago · 9 km deep · 45 km away
  34. 3.511 km SE of Challis, Idaho · 4268 days ago · 13 km deep · 5 km away · felt by 1
  35. 3.29 km SE of Challis, Idaho · 4268 days ago · 12 km deep · 3 km away
  36. 2.311 km SE of Challis, Idaho · 4268 days ago · 9 km deep · 5 km away
  37. 2.79 km SE of Challis, Idaho · 4267 days ago · 14 km deep · 3 km away
  38. 2.49 km SE of Challis, Idaho · 4267 days ago · 12 km deep · 3 km away
  39. 2.111 km SE of Challis, Idaho · 4267 days ago · 8 km deep · 5 km away
  40. 2.39 km SE of Challis, Idaho · 4267 days ago · 12 km deep · 3 km away
  41. 2.853 km NW of Challis, Idaho · 4262 days ago · 11 km deep · 60 km away
  42. 2.654 km NW of Challis, Idaho · 4262 days ago · 9 km deep · 61 km away
  43. 2.853 km NW of Challis, Idaho · 4262 days ago · 12 km deep · 60 km away
  44. 2.654 km NW of Challis, Idaho · 4262 days ago · 11 km deep · 61 km away
  45. 2.353 km NW of Challis, Idaho · 4262 days ago · 10 km deep · 61 km away
  46. 2.451 km WNW of Challis, Idaho · 4262 days ago · 12 km deep · 58 km away
  47. 3.622 km SE of Challis, Idaho · 4257 days ago · 13 km deep · 16 km away · felt by 3
  48. 2.315 km NNW of Challis, Idaho · 4255 days ago · 3 km deep · 22 km away
  49. 2.711 km ESE of Challis, Idaho · 4254 days ago · 12 km deep · 5 km away · felt by 1
  50. 2.711 km SE of Challis, Idaho · 4254 days ago · 11 km deep · 5 km away
  51. 2.38 km SE of Challis, Idaho · 4252 days ago · 13 km deep · 1 km away
  52. 2.324 km N of Challis, Idaho · 4252 days ago · 14 km deep · 29 km away
  53. 2.422 km SE of Challis, Idaho · 4251 days ago · 12 km deep · 16 km away
  54. 2.89 km SE of Challis, Idaho · 4246 days ago · 11 km deep · 3 km away
  55. 2.910 km SE of Challis, Idaho · 4246 days ago · 12 km deep · 3 km away · felt by 1
  56. 2.510 km SE of Challis, Idaho · 4245 days ago · 13 km deep · 4 km away
  57. 3.722 km SE of Challis, Idaho · 4244 days ago · 14 km deep · 15 km away
  58. 2.98 km SE of Challis, Idaho · 4244 days ago · 14 km deep · 2 km away · felt by 1
  59. 2.822 km SE of Challis, Idaho · 4243 days ago · 14 km deep · 15 km away
  60. 2.012 km SE of Challis, Idaho · 4242 days ago · 8 km deep · 6 km away

The first 60 of 65.

Before

  1. 2.57 km SE of Challis, Idaho · 4279 days ago · 9 km deep · 1 km away · felt by 1
  2. 2.38 km SE of Challis, Idaho · 4279 days ago · 11 km deep · 2 km away
  3. 3.85 km ESE of Challis, Idaho · 4279 days ago · 11 km deep · 2 km away · felt by 9
  4. 2.78 km SE of Challis, Idaho · 4279 days ago · 11 km deep · 2 km away
  5. 3.69 km SE of Challis, Idaho · 4279 days ago · 11 km deep · 3 km away · felt by 3
  6. 2.37 km SE of Challis, Idaho · 4279 days ago · 11 km deep · 1 km away
  7. 2.1southern Idaho · 4279 days ago · 9 km deep · 2 km away
  8. 2.110 km SE of Challis, Idaho · 4279 days ago · 12 km deep · 3 km away
  9. 3.07 km SE of Challis, Idaho · 4279 days ago · 12 km deep · 1 km away · felt by 7
  10. 2.610 km SE of Challis, Idaho · 4279 days ago · 12 km deep · 4 km away
  11. 2.77 km SE of Challis, Idaho · 4279 days ago · 10 km deep · 1 km away
  12. 3.59 km SE of Challis, Idaho · 4279 days ago · 12 km deep · 3 km away
  13. 2.87 km SE of Challis, Idaho · 4279 days ago · 10 km deep · 1 km away
  14. 2.28 km SE of Challis, Idaho · 4280 days ago · 11 km deep · 1 km away
  15. 3.310 km SE of Challis, Idaho · 4280 days ago · 13 km deep · 3 km away · felt by 5
  16. 3.010 km SE of Challis, Idaho · 4280 days ago · 12 km deep · 3 km away
  17. 3.08 km SE of Challis, Idaho · 4280 days ago · 12 km deep · 2 km away · felt by 4
  18. 2.110 km SE of Challis, Idaho · 4280 days ago · 13 km deep · 4 km away
  19. 3.19 km SE of Challis, Idaho · 4280 days ago · 13 km deep · 3 km away
  20. 3.39 km SE of Challis, Idaho · 4280 days ago · 14 km deep · 3 km away · felt by 3

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000tbl0 (also filed as mb15966547). Read Tue, Sep 22, 2026, 11:13 AM UTC.