M2.1 earthquake 22 km S of Mammoth, Wyoming

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

University of Utah Seismograph Stations

Local time

Mon, Mar 31, 2014, 10:32 PM MDT

UTC

2014-04-01 04:32:28 UTC

Depth

4.4 km (2.7 mi), shallow

Epicenter

44.775° N, 110.648° W

Region

Montana

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 0.7 km in depth

Magnitude uncertainty

±0.46

Depth from

From location

Station coverage gap

105°

Stations used

22

• Gardiner, MontanaPopulation 875. Forecast29 kmS
• Bozeman, MontanaPopulation 43,405. Forecast105 kmSSE
• Billings, MontanaPopulation 117,116. Forecast202 kmWSW
• Calgary, CanadaPopulation 1,306,784. Forecast743 kmSSE

After

1. 3.125 km S of Mammoth, WyomingMon, Mar 31, 10:32 PM MDT · 4567 days ago · 4 km deep · 3 km away
2. 1.924 km S of Mammoth, WyomingMon, Mar 31, 10:40 PM MDT · 4567 days ago · 4 km deep · 2 km away
3. 1.822 km S of Mammoth, WyomingTue, Apr 1, 1:25 AM MDT · 4567 days ago · 4 km deep · 3 km away
4. 2.244 km NE of Spencer, IdahoTue, Apr 1, 4:20 AM MDT · 4567 days ago · 7 km deep · 97 km away
5. 1.627 km S of Mammoth, WyomingTue, Apr 1, 12:28 PM MDT · 4567 days ago · 5 km deep · 10 km away
6. 2.027 km S of Mammoth, WyomingTue, Apr 1, 12:28 PM MDT · 4567 days ago · 2 km deep · 10 km away
7. 1.926 km S of Mammoth, WyomingTue, Apr 1, 12:54 PM MDT · 4567 days ago · 8 km deep · 10 km away
8. 1.626 km SSW of Mammoth, WyomingTue, Apr 1, 12:54 PM MDT · 4567 days ago · 6 km deep · 10 km away
9. 2.022 km S of Mammoth, WyomingTue, Apr 1, 3:26 PM MDT · 4567 days ago · 4 km deep · 2 km away
10. 1.627 km SSW of Mammoth, WyomingWed, Apr 2, 2:54 AM MDT · 4566 days ago · 5 km deep · 11 km away
11. 2.117 km ENE of Hebgen Lake Estates, MontanaWed, Apr 2, 5:02 AM MDT · 4566 days ago · 9 km deep · 28 km away
12. 2.126 km S of Mammoth, WyomingWed, Apr 2, 10:55 PM MDT · 4565 days ago · 8 km deep · 10 km away
13. 1.524 km SSW of Mammoth, WyomingThu, Apr 3, 3:49 AM MDT · 4565 days ago · 9 km deep · 10 km away
14. 2.515 km S of West Yellowstone, MontanaThu, Apr 3, 5:09 AM MDT · 4565 days ago · 14 km deep · 48 km away
15. 1.717 km SSW of Mammoth, WyomingThu, Apr 3, 11:34 PM MDT · 4564 days ago · 6 km deep · 11 km away
16. 2.126 km SSW of Mammoth, WyomingSat, Apr 5, 4:41 AM MDT · 4563 days ago · 8 km deep · 10 km away
17. 1.626 km SSW of Mammoth, WyomingSat, Apr 5, 12:03 PM MDT · 4563 days ago · 6 km deep · 10 km away
18. 2.419 km SSW of Mammoth, WyomingSat, Apr 5, 6:30 PM MDT · 4562 days ago · 5 km deep · 10 km away
19. 2.827 km ENE of West Yellowstone, MontanaSat, Apr 5, 7:19 PM MDT · 4562 days ago · 5 km deep · 11 km away
20. 2.527 km ENE of West Yellowstone, MontanaSat, Apr 5, 7:21 PM MDT · 4562 days ago · 5 km deep · 11 km away
21. 2.127 km SSW of Mammoth, WyomingSat, Apr 5, 7:24 PM MDT · 4562 days ago · 8 km deep · 11 km away
22. 1.627 km S of Mammoth, WyomingSat, Apr 5, 7:45 PM MDT · 4562 days ago · 5 km deep · 10 km away
23. 1.726 km SSW of Mammoth, WyomingSat, Apr 5, 8:16 PM MDT · 4562 days ago · 7 km deep · 10 km away
24. 1.726 km ENE of West Yellowstone, MontanaSat, Apr 5, 8:16 PM MDT · 4562 days ago · 4 km deep · 12 km away
25. 1.626 km SSW of Mammoth, WyomingSat, Apr 5, 8:22 PM MDT · 4562 days ago · 8 km deep · 10 km away
26. 1.626 km S of Mammoth, WyomingSat, Apr 5, 8:27 PM MDT · 4562 days ago · 7 km deep · 10 km away
27. 1.821 km SSW of Mammoth, WyomingSun, Apr 6, 12:01 AM MDT · 4562 days ago · 4 km deep · 11 km away
28. 1.518 km SSW of Mammoth, WyomingSun, Apr 6, 5:39 AM MDT · 4562 days ago · 4 km deep · 11 km away
29. 1.626 km SSW of Mammoth, WyomingSun, Apr 6, 10:02 AM MDT · 4562 days ago · 6 km deep · 10 km away
30. 1.617 km SSW of Mammoth, WyomingMon, Apr 7, 4:08 AM MDT · 4561 days ago · 4 km deep · 10 km away
31. 1.529 km E of West Yellowstone, MontanaMon, Apr 7, 9:39 AM MDT · 4561 days ago · 7 km deep · 11 km away
32. 1.630 km E of West Yellowstone, MontanaMon, Apr 7, 10:42 AM MDT · 4561 days ago · 9 km deep · 11 km away
33. 1.619 km SSW of Mammoth, WyomingMon, Apr 7, 7:58 PM MDT · 4560 days ago · 5 km deep · 11 km away
34. 1.626 km SSW of Mammoth, WyomingTue, Apr 8, 2:57 AM MDT · 4560 days ago · 7 km deep · 10 km away
35. 2.426 km S of Mammoth, WyomingTue, Apr 8, 6:32 AM MDT · 4560 days ago · 8 km deep · 10 km away
36. 2.741 km SSE of Mammoth, WyomingTue, Apr 8, 8:33 PM MDT · 4559 days ago · 5 km deep · 22 km away
37. 2.036 km S of Silver Gate, MontanaThu, Apr 10, 12:35 AM MDT · 4558 days ago · 14 km deep · 52 km away
38. 1.917 km SSW of Mammoth, WyomingFri, Apr 11, 11:01 AM MDT · 4557 days ago · 4 km deep · 11 km away
39. 1.625 km SSW of Mammoth, WyomingSat, Apr 12, 2:52 AM MDT · 4556 days ago · 7 km deep · 11 km away
40. 2.030 km W of Hebgen Lake Estates, MontanaWed, Apr 16, 1:23 PM MDT · 4552 days ago · 12 km deep · 74 km away
41. 1.630 km S of Mammoth, WyomingFri, Apr 18, 11:43 PM MDT · 4549 days ago · 7 km deep · 7 km away
42. 1.735 km SE of West Yellowstone, MontanaSun, Apr 20, 3:06 AM MDT · 4548 days ago · 4 km deep · 44 km away
43. 1.537 km SE of West Yellowstone, MontanaSun, Apr 20, 3:53 AM MDT · 4548 days ago · 6 km deep · 45 km away
44. 2.035 km SSE of West Yellowstone, MontanaSun, Apr 20, 3:54 AM MDT · 4548 days ago · 6 km deep · 46 km away
45. 1.835 km SE of West Yellowstone, MontanaSun, Apr 20, 4:08 AM MDT · 4548 days ago · 7 km deep · 45 km away
46. 1.76 km NNE of West Yellowstone, MontanaSun, Apr 20, 7:20 AM MDT · 4548 days ago · 14 km deep · 35 km away
47. 1.924 km SSE of Mammoth, WyomingTue, Apr 22, 6:40 PM MDT · 4545 days ago · 5 km deep · 9 km away
48. 1.6WyomingWed, Apr 23, 1:07 PM MDT · 4545 days ago · 11 km deep · 9 km away
49. 1.923 km SE of Mammoth, WyomingSat, Apr 26, 1:43 PM MDT · 4542 days ago · 2 km deep · 11 km away
50. 1.66 km NE of West Yellowstone, MontanaMon, Apr 28, 5:24 PM MDT · 4539 days ago · 7 km deep · 32 km away
51. 1.526 km W of Hebgen Lake Estates, MontanaSun, May 4, 4:23 AM MDT · 4534 days ago · 12 km deep · 69 km away
52. 1.625 km W of Hebgen Lake Estates, MontanaSun, May 4, 4:23 AM MDT · 4534 days ago · 1 km deep · 68 km away
53. 2.034 km E of West Yellowstone, MontanaSun, May 4, 5:29 AM MDT · 4534 days ago · 5 km deep · 17 km away
54. 1.749 km ESE of West Yellowstone, MontanaTue, May 6, 5:36 PM MDT · 4531 days ago · 2 km deep · 35 km away
55. 1.548 km ESE of West Yellowstone, MontanaTue, May 6, 5:44 PM MDT · 4531 days ago · 2 km deep · 35 km away
56. 1.849 km ESE of West Yellowstone, MontanaTue, May 6, 5:47 PM MDT · 4531 days ago · 6 km deep · 36 km away
57. 1.949 km ESE of West Yellowstone, MontanaTue, May 6, 5:49 PM MDT · 4531 days ago · 6 km deep · 36 km away
58. 1.949 km ESE of West Yellowstone, MontanaTue, May 6, 5:49 PM MDT · 4531 days ago · 4 km deep · 36 km away
59. 1.749 km ESE of West Yellowstone, MontanaTue, May 6, 6:01 PM MDT · 4531 days ago · 2 km deep · 36 km away
60. 1.644 km ENE of Warm River, IdahoThu, May 8, 6:33 PM MDT · 4529 days ago · 8 km deep · 61 km away

The first 60 of 93.

Before

1. 1.924 km S of Mammoth, WyomingMon, Mar 31, 9:47 PM MDT · 4567 days ago · 4 km deep · 2 km away
2. 2.122 km S of Mammoth, WyomingMon, Mar 31, 8:55 PM MDT · 4567 days ago · 4 km deep · 1 km away
3. 1.624 km S of Mammoth, WyomingMon, Mar 31, 8:52 PM MDT · 4567 days ago · 4 km deep · 2 km away
4. 1.924 km S of Mammoth, WyomingMon, Mar 31, 8:49 PM MDT · 4567 days ago · 4 km deep · 2 km away
5. 1.8WyomingMon, Mar 31, 8:49 PM MDT · 4567 days ago · 2 km deep · 2 km away
6. 1.725 km S of Mammoth, WyomingMon, Mar 31, 8:48 PM MDT · 4567 days ago · 3 km deep · 4 km away
7. 1.923 km S of Mammoth, WyomingMon, Mar 31, 8:46 PM MDT · 4567 days ago · 3 km deep · 2 km away
8. 2.224 km S of Mammoth, WyomingMon, Mar 31, 8:44 PM MDT · 4567 days ago · 4 km deep · 2 km away
9. 1.530 km S of Mammoth, WyomingMon, Mar 31, 8:43 PM MDT · 4567 days ago · 5 km deep · 9 km away
10. 2.424 km S of Mammoth, WyomingMon, Mar 31, 8:43 PM MDT · 4567 days ago · 5 km deep · 2 km away
11. 2.223 km S of Mammoth, WyomingMon, Mar 31, 8:39 PM MDT · 4567 days ago · 4 km deep · 1 km away
12. 1.824 km S of Mammoth, WyomingMon, Mar 31, 8:27 PM MDT · 4567 days ago · 4 km deep · 2 km away
13. 2.323 km S of Mammoth, WyomingMon, Mar 31, 8:18 PM MDT · 4567 days ago · 4 km deep · 1 km away
14. 1.722 km S of Mammoth, WyomingMon, Mar 31, 8:00 PM MDT · 4567 days ago · 4 km deep · 0 km away
15. 2.125 km S of Mammoth, WyomingMon, Mar 31, 11:58 AM MDT · 4568 days ago · 3 km deep · 3 km away
16. 1.649 km SSE of Mammoth, WyomingMon, Mar 31, 11:39 AM MDT · 4568 days ago · 5 km deep · 29 km away
17. 1.726 km S of Mammoth, WyomingMon, Mar 31, 7:07 AM MDT · 4568 days ago · 8 km deep · 10 km away
18. 1.621 km S of Mammoth, WyomingMon, Mar 31, 2:31 AM MDT · 4568 days ago · 4 km deep · 3 km away
19. 1.621 km S of Mammoth, WyomingSun, Mar 30, 9:28 PM MDT · 4568 days ago · 4 km deep · 3 km away
20. 1.526 km SSW of Mammoth, WyomingSun, Mar 30, 7:07 PM MDT · 4568 days ago · 7 km deep · 10 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu60062652. Read Fri, Oct 2, 2026, 9:04 AM UTC.