M1.5 earthquake 2 km S of Alta, Wyoming

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Montana Bureau of Mines and Geology

Local time

Mon, Jul 22, 2019, 1:17 AM MDT

UTC

2019-07-22 07:17:34 UTC

Depth

7.5 km (4.6 mi), shallow

Epicenter

43.730° N, 111.043° W

Region

Idaho

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.7 km horizontally, 1.3 km in depth

Magnitude uncertainty

±0.24

Depth from

From location

Station coverage gap

161°

Stations used

13

• Driggs, IdahoPopulation 1,689. Forecast6 kmE
• Jackson, WyomingPopulation 10,523. Forecast36 kmNW
• Billings, MontanaPopulation 117,116. Forecast304 kmSW
• Calgary, CanadaPopulation 1,306,784. Forecast845 kmSSE

After

1. 2.929 km ESE of West Yellowstone, MontanaTue, Jul 23, 12:40 AM MDT · 2629 days ago · 8 km deep · 97 km away · felt by 1
2. 2.129 km ESE of West Yellowstone, MontanaTue, Jul 23, 12:59 AM MDT · 2629 days ago · 7 km deep · 97 km away
3. 2.428 km ESE of West Yellowstone, MontanaTue, Jul 23, 4:08 AM MDT · 2629 days ago · 8 km deep · 97 km away
4. 1.7WyomingTue, Jul 23, 6:45 PM MDT · 2629 days ago · 7 km deep · 96 km away
5. 1.729 km ESE of West Yellowstone, MontanaWed, Jul 24, 9:26 AM MDT · 2628 days ago · 7 km deep · 96 km away
6. 1.628 km ESE of West Yellowstone, MontanaThu, Jul 25, 3:27 AM MDT · 2627 days ago · 8 km deep · 97 km away
7. 1.830 km ESE of Island Park, IdahoSat, Jul 27, 9:23 PM MDT · 2624 days ago · 3 km deep · 69 km away
8. 1.649 km SE of West Yellowstone, MontanaFri, Aug 2, 1:42 AM MDT · 2619 days ago · 3 km deep · 82 km away
9. 1.8WyomingFri, Aug 9, 11:39 AM MDT · 2612 days ago · 8 km deep · 53 km away
10. 1.5WyomingFri, Aug 9, 4:14 PM MDT · 2612 days ago · 6 km deep · 60 km away
11. 2.049 km NNE of Kelly, WyomingThu, Aug 15, 2:29 AM MDT · 2606 days ago · 9 km deep · 66 km away
12. 1.614 km ENE of Star Valley Ranch, WyomingThu, Aug 15, 9:03 AM MDT · 2606 days ago · 6 km deep · 80 km away
13. 3.559 km NNE of Kelly, WyomingThu, Aug 15, 1:46 PM MDT · 2606 days ago · 7 km deep · 69 km away
14. 1.856 km NNE of Kelly, WyomingFri, Aug 16, 12:51 AM MDT · 2605 days ago · 5 km deep · 67 km away
15. 2.139 km ESE of West Yellowstone, MontanaWed, Aug 21, 2:18 AM MDT · 2600 days ago · 7 km deep · 99 km away
16. 2.311 km N of Alpine Northeast, WyomingSat, Aug 24, 7:33 PM MDT · 2596 days ago · 3 km deep · 48 km away
17. 1.658 km SE of West Yellowstone, MontanaThu, Aug 29, 3:20 PM MDT · 2592 days ago · 4 km deep · 78 km away
18. 2.258 km SE of West Yellowstone, MontanaThu, Aug 29, 3:30 PM MDT · 2592 days ago · 4 km deep · 78 km away
19. 2.257 km SE of West Yellowstone, MontanaThu, Aug 29, 3:30 PM MDT · 2592 days ago · 4 km deep · 80 km away
20. 2.658 km SE of West Yellowstone, MontanaThu, Aug 29, 3:33 PM MDT · 2592 days ago · 1 km deep · 79 km away
21. 1.6WyomingThu, Aug 29, 3:35 PM MDT · 2592 days ago · 2 km deep · 79 km away
22. 1.958 km SE of West Yellowstone, MontanaThu, Aug 29, 3:36 PM MDT · 2592 days ago · 4 km deep · 77 km away
23. 1.957 km SE of West Yellowstone, MontanaThu, Aug 29, 3:38 PM MDT · 2592 days ago · 3 km deep · 83 km away
24. 1.558 km SE of West Yellowstone, MontanaThu, Aug 29, 3:41 PM MDT · 2592 days ago · 3 km deep · 78 km away
25. 2.459 km SE of West Yellowstone, MontanaThu, Aug 29, 3:43 PM MDT · 2592 days ago · 2 km deep · 76 km away
26. 1.757 km SE of West Yellowstone, MontanaThu, Aug 29, 3:49 PM MDT · 2592 days ago · 2 km deep · 82 km away
27. 1.556 km SE of West Yellowstone, MontanaThu, Aug 29, 3:51 PM MDT · 2592 days ago · 2 km deep · 84 km away
28. 1.557 km SE of West Yellowstone, MontanaThu, Aug 29, 3:55 PM MDT · 2592 days ago · 4 km deep · 79 km away
29. 2.758 km SE of West Yellowstone, MontanaThu, Aug 29, 4:24 PM MDT · 2592 days ago · 2 km deep · 78 km away · felt by 1
30. 1.557 km SE of West Yellowstone, MontanaFri, Aug 30, 3:53 AM MDT · 2591 days ago · 4 km deep · 78 km away
31. 1.658 km SE of West Yellowstone, MontanaFri, Aug 30, 4:32 AM MDT · 2591 days ago · 4 km deep · 78 km away
32. 2.357 km SE of West Yellowstone, MontanaSat, Aug 31, 6:36 AM MDT · 2590 days ago · 5 km deep · 80 km away
33. 2.158 km SE of West Yellowstone, MontanaSat, Aug 31, 6:53 AM MDT · 2590 days ago · 2 km deep · 79 km away
34. 1.658 km SE of West Yellowstone, MontanaSat, Aug 31, 6:55 AM MDT · 2590 days ago · 4 km deep · 78 km away
35. 1.657 km SE of West Yellowstone, MontanaSat, Aug 31, 6:57 AM MDT · 2590 days ago · 4 km deep · 79 km away
36. 2.013 km E of Jackson, WyomingSat, Aug 31, 6:59 AM MDT · 2590 days ago · 0 km deep · 44 km away
37. 2.417 km S of West Yellowstone, MontanaSun, Sep 8, 1:59 PM MDT · 2582 days ago · 16 km deep · 86 km away

Before

1. 1.928 km ESE of West Yellowstone, MontanaFri, Jul 19, 5:07 PM MDT · 2633 days ago · 8 km deep · 97 km away
2. 2.1WyomingFri, Jul 19, 1:54 PM MDT · 2633 days ago · 8 km deep · 97 km away
3. 1.529 km ESE of West Yellowstone, MontanaFri, Jul 19, 1:44 PM MDT · 2633 days ago · 8 km deep · 97 km away
4. 2.119 km NW of Bondurant, WyomingThu, Jul 18, 11:13 AM MDT · 2634 days ago · 6 km deep · 59 km away
5. 1.95 km SSW of Victor, IdahoTue, Jul 9, 2:51 AM MDT · 2643 days ago · 4 km deep · 21 km away
6. 1.714 km ENE of Hoback, WyomingWed, Jul 3, 5:47 PM MDT · 2649 days ago · 5 km deep · 57 km away
7. 2.448 km NE of Kelly, WyomingFri, Jun 28, 12:42 AM MDT · 2654 days ago · 6 km deep · 69 km away

From the USGS Earthquake Hazards Program and its partner networks, event mb80353859. Read Sat, Oct 3, 2026, 12:19 PM UTC.