Wyoming earthquakes

M1.8 earthquake Wyoming

A magnitude 1.8 earthquake struck in Wyoming on Fri, Aug 9, 2019, 11:39 AM MDT (17:39 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.5 59 km NNE of Kelly, Wyoming. This one was a foreshock.

Jackson forecastMore in Wyoming

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.8 (ML, local (Richter)), micro
Magnitude from
Montana Bureau of Mines and Geology
Local time
UTC
2019-08-09 17:39:18 UTC
Depth
8.4 km (5.2 mi), shallow
Epicenter
43.552° N, 110.434° W
Region
Wyoming
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.1 km horizontally, 2.6 km in depth
Magnitude uncertainty
±0.17
Depth from
From location
Station coverage gap
206°, poorly surrounded by stations
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 28 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 1.5Wyoming · 2613 days ago · 6 km deep · 38 km away
  2. 2.049 km NNE of Kelly, Wyoming · 2607 days ago · 9 km deep · 52 km away
  3. 1.614 km ENE of Star Valley Ranch, Wyoming · 2607 days ago · 6 km deep · 65 km away
  4. 3.559 km NNE of Kelly, Wyoming · 2607 days ago · 7 km deep · 64 km away
  5. 1.856 km NNE of Kelly, Wyoming · 2606 days ago · 5 km deep · 62 km away
  6. 2.311 km N of Alpine Northeast, Wyoming · 2597 days ago · 3 km deep · 56 km away
  7. 1.658 km SE of West Yellowstone, Montana · 2593 days ago · 4 km deep · 87 km away
  8. 2.258 km SE of West Yellowstone, Montana · 2593 days ago · 4 km deep · 87 km away
  9. 2.257 km SE of West Yellowstone, Montana · 2593 days ago · 4 km deep · 89 km away
  10. 2.658 km SE of West Yellowstone, Montana · 2593 days ago · 1 km deep · 87 km away
  11. 1.6Wyoming · 2593 days ago · 2 km deep · 88 km away
  12. 1.958 km SE of West Yellowstone, Montana · 2593 days ago · 4 km deep · 86 km away
  13. 1.957 km SE of West Yellowstone, Montana · 2593 days ago · 3 km deep · 91 km away
  14. 1.558 km SE of West Yellowstone, Montana · 2593 days ago · 3 km deep · 87 km away
  15. 2.459 km SE of West Yellowstone, Montana · 2593 days ago · 2 km deep · 85 km away
  16. 1.757 km SE of West Yellowstone, Montana · 2593 days ago · 2 km deep · 91 km away
  17. 1.556 km SE of West Yellowstone, Montana · 2593 days ago · 2 km deep · 92 km away
  18. 1.557 km SE of West Yellowstone, Montana · 2593 days ago · 4 km deep · 88 km away
  19. 2.758 km SE of West Yellowstone, Montana · 2593 days ago · 2 km deep · 87 km away · felt by 1
  20. 1.557 km SE of West Yellowstone, Montana · 2592 days ago · 4 km deep · 87 km away
  21. 1.658 km SE of West Yellowstone, Montana · 2592 days ago · 4 km deep · 87 km away
  22. 2.357 km SE of West Yellowstone, Montana · 2591 days ago · 5 km deep · 88 km away
  23. 2.158 km SE of West Yellowstone, Montana · 2591 days ago · 2 km deep · 87 km away
  24. 1.658 km SE of West Yellowstone, Montana · 2591 days ago · 4 km deep · 87 km away
  25. 1.657 km SE of West Yellowstone, Montana · 2591 days ago · 4 km deep · 88 km away
  26. 2.013 km E of Jackson, Wyoming · 2591 days ago · 0 km deep · 14 km away
  27. 1.858 km SE of West Yellowstone, Montana · 2560 days ago · 4 km deep · 87 km away
  28. 1.611 km ESE of Kelly, Wyoming · 2555 days ago · 8 km deep · 6 km away

Before

  1. 1.649 km SE of West Yellowstone, Montana · 2620 days ago · 3 km deep · 95 km away
  2. 1.830 km ESE of Island Park, Idaho · 2625 days ago · 3 km deep · 100 km away
  3. 1.52 km S of Alta, Wyoming · 2631 days ago · 7 km deep · 53 km away
  4. 2.119 km NW of Bondurant, Wyoming · 2635 days ago · 6 km deep · 26 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80356589. Read Sun, Oct 4, 2026, 12:56 PM UTC.