M1.6 earthquake 8 km NNW of Challis, Idaho

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Montana Bureau of Mines and Geology

Local time

Sun, May 12, 2019, 8:23 PM MDT

UTC

2019-05-13 02:23:19 UTC

Depth

6.2 km (3.9 mi), shallow

Epicenter

44.574° N, 114.277° W

Region

Idaho

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.1 km horizontally, 2.5 km in depth

Magnitude uncertainty

±0.33

Depth from

From location

Station coverage gap

109°

Stations used

9

• Challis, IdahoPopulation 1,043. Forecast8 kmNNW
• Boise, IdahoPopulation 235,684. Forecast187 kmNE
• Calgary, CanadaPopulation 1,306,784. Forecast720 kmS

After

1. 1.78 km NNW of Challis, IdahoSun, May 12, 8:30 PM MDT · 2702 days ago · 9 km deep · 1 km away
2. 2.78 km NNW of Challis, IdahoTue, May 14, 3:05 PM MDT · 2700 days ago · 5 km deep · 1 km away
3. 1.65 km NNW of Challis, IdahoTue, May 14, 3:13 PM MDT · 2700 days ago · 11 km deep · 3 km away
4. 1.97 km NW of Challis, IdahoTue, May 14, 3:24 PM MDT · 2700 days ago · 9 km deep · 2 km away
5. 2.2southern IdahoWed, May 15, 4:55 AM MDT · 2699 days ago · 10 km deep · 1 km away
6. 2.37 km NW of Challis, IdahoWed, May 15, 6:11 AM MDT · 2699 days ago · 8 km deep · 2 km away
7. 2.27 km NNW of Challis, IdahoWed, May 15, 7:38 AM MDT · 2699 days ago · 9 km deep · 1 km away
8. 2.18 km NW of Challis, IdahoWed, May 15, 7:40 AM MDT · 2699 days ago · 9 km deep · 1 km away
9. 1.87 km NW of Challis, IdahoWed, May 15, 6:13 PM MDT · 2699 days ago · 10 km deep · 1 km away
10. 2.49 km NNW of Challis, IdahoThu, May 16, 3:08 AM MDT · 2698 days ago · 7 km deep · 2 km away
11. 3.011 km NW of Challis, IdahoThu, May 16, 9:53 AM MDT · 2698 days ago · 5 km deep · 3 km away
12. 2.611 km NNW of Challis, IdahoThu, May 16, 9:56 AM MDT · 2698 days ago · 5 km deep · 4 km away
13. 2.29 km NW of Challis, IdahoThu, May 16, 11:49 AM MDT · 2698 days ago · 7 km deep · 2 km away
14. 2.812 km NNW of Challis, IdahoThu, May 16, 6:26 PM MDT · 2698 days ago · 5 km deep · 4 km away
15. 1.98 km NNW of Challis, IdahoThu, May 16, 10:58 PM MDT · 2697 days ago · 10 km deep · 1 km away
16. 1.67 km NW of Challis, IdahoFri, May 17, 4:35 AM MDT · 2697 days ago · 4 km deep · 2 km away
17. 2.1Idaho-Montana border regionSat, May 18, 6:45 PM MDT · 2696 days ago · 3 km deep · 55 km away
18. 1.942 km N of Challis, IdahoSat, May 25, 12:35 PM MDT · 2689 days ago · 10 km deep · 35 km away
19. 1.98 km NW of Challis, IdahoTue, May 28, 1:51 AM MDT · 2686 days ago · 11 km deep · 2 km away
20. 1.66 km NNW of Challis, IdahoTue, May 28, 4:20 AM MDT · 2686 days ago · 6 km deep · 3 km away
21. 1.97 km WSW of Mackay, IdahoThu, May 30, 6:23 PM MDT · 2684 days ago · 0 km deep · 89 km away
22. 1.68 km NW of Challis, IdahoSun, Jun 2, 10:29 AM MDT · 2681 days ago · 6 km deep · 2 km away
23. 2.27 km NNW of Challis, IdahoSun, Jun 2, 12:13 PM MDT · 2681 days ago · 10 km deep · 1 km away
24. 2.38 km NNW of Challis, IdahoMon, Jun 3, 10:01 PM MDT · 2680 days ago · 8 km deep · 1 km away
25. 1.724 km E of Clayton, IdahoThu, Jun 6, 9:29 PM MDT · 2677 days ago · 2 km deep · 38 km away
26. 1.77 km NNW of Challis, IdahoThu, Jun 6, 10:47 PM MDT · 2676 days ago · 9 km deep · 2 km away
27. 2.226 km ENE of Leadore, IdahoFri, Jun 7, 1:36 PM MDT · 2676 days ago · 10 km deep · 99 km away
28. 1.69 km NNW of Challis, IdahoSun, Jun 9, 8:19 AM MDT · 2674 days ago · 3 km deep · 1 km away
29. 1.738 km NE of Challis, IdahoSat, Jun 15, 2:03 PM MDT · 2668 days ago · 8 km deep · 36 km away
30. 2.37 km NNW of Leadore, IdahoWed, Jun 19, 1:58 AM MDT · 2664 days ago · 5 km deep · 73 km away
31. 1.537 km SW of Salmon, IdahoThu, Jun 20, 4:20 PM MDT · 2663 days ago · 16 km deep · 46 km away
32. 2.425 km SSW of Clayton, IdahoWed, Jun 26, 11:19 PM MDT · 2656 days ago · 15 km deep · 62 km away · felt by 1
33. 1.725 km SE of Challis, IdahoThu, Jun 27, 9:16 PM MDT · 2656 days ago · 7 km deep · 33 km away
34. 2.312 km SE of Challis, IdahoFri, Jun 28, 2:54 AM MDT · 2655 days ago · 11 km deep · 21 km away
35. 1.615 km NE of Challis, IdahoFri, Jun 28, 11:02 AM MDT · 2655 days ago · 11 km deep · 14 km away
36. 1.530 km ESE of Salmon, IdahoSun, Jun 30, 2:37 AM MDT · 2653 days ago · 4 km deep · 80 km away
37. 1.99 km NNW of Challis, IdahoMon, Jul 1, 7:54 AM MDT · 2652 days ago · 9 km deep · 1 km away
38. 2.514 km NNW of Challis, IdahoMon, Jul 1, 9:20 AM MDT · 2652 days ago · 6 km deep · 7 km away · felt by 2
39. 1.69 km NNW of Challis, IdahoMon, Jul 1, 11:13 AM MDT · 2652 days ago · 8 km deep · 1 km away

Before

1. 2.417 km NW of Challis, IdahoSun, May 12, 8:21 PM MDT · 2702 days ago · 5 km deep · 10 km away
2. 2.28 km NNW of Challis, IdahoSun, May 12, 8:11 PM MDT · 2702 days ago · 6 km deep · 1 km away
3. 1.84 km WNW of Challis, IdahoSun, May 12, 11:51 AM MDT · 2702 days ago · 7 km deep · 6 km away
4. 2.436 km NNW of Stanley, IdahoWed, May 8, 6:13 PM MDT · 2706 days ago · 12 km deep · 62 km away
5. 1.621 km NW of Challis, IdahoSun, May 5, 11:39 PM MDT · 2708 days ago · 5 km deep · 13 km away · felt by 1
6. 2.37 km NNW of Challis, IdahoSun, May 5, 7:05 PM MDT · 2709 days ago · 11 km deep · 1 km away
7. 1.77 km NNW of Challis, IdahoSun, May 5, 2:19 AM MDT · 2709 days ago · 9 km deep · 1 km away
8. 2.78 km NNW of Challis, IdahoSun, May 5, 12:12 AM MDT · 2709 days ago · 5 km deep · 0 km away · felt by 5
9. 1.541 km WSW of Salmon, IdahoSat, May 4, 6:15 PM MDT · 2710 days ago · 5 km deep · 55 km away
10. 1.88 km NW of Challis, IdahoFri, May 3, 8:32 AM MDT · 2711 days ago · 5 km deep · 2 km away
11. 1.77 km N of Stanley, IdahoWed, May 1, 3:03 PM MDT · 2713 days ago · 5 km deep · 62 km away
12. 1.88 km NNW of Challis, IdahoSun, Apr 28, 5:00 AM MDT · 2716 days ago · 7 km deep · 1 km away
13. 1.68 km NW of Challis, IdahoSat, Apr 20, 4:44 AM MDT · 2724 days ago · 3 km deep · 3 km away
14. 1.88 km NNW of Challis, IdahoSun, Apr 14, 11:58 PM MDT · 2729 days ago · 7 km deep · 1 km away

From the USGS Earthquake Hazards Program and its partner networks, event mb80343619. Read Sun, Oct 4, 2026, 4:07 PM UTC.