Wyoming earthquakes

M1.5 earthquake 45 km ENE of Warm River, Idaho

A magnitude 1.5 earthquake struck 45 km ENE of Warm River, Idaho on Mon, Apr 13, 2015, 7:28 PM MDT (01:28 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.0 50 km SSE of Mammoth, Wyoming. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
1.5 (Md, duration), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
2015-04-14 01:28:59 UTC
Depth
4.6 km (2.8 mi), shallow
Epicenter
44.230° N, 110.778° 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 1.2 km horizontally, 1.5 km in depth
Magnitude uncertainty
±0.45
Depth from
From location
Station coverage gap
95°
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: 21 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 2.125 km ESE of West Yellowstone, Montana · 4188 days ago · 6 km deep · 36 km away
  2. 2.029 km ESE of West Yellowstone, Montana · 4186 days ago · 5 km deep · 38 km away
  3. 2.251 km SE of Mammoth, Wyoming · 4178 days ago · 5 km deep · 55 km away
  4. 1.625 km SE of Mammoth, Wyoming · 4176 days ago · 6 km deep · 67 km away
  5. 1.75 km SE of Kelly, Wyoming · 4174 days ago · 8 km deep · 73 km away
  6. 1.5Idaho-Montana border region · 4170 days ago · 8 km deep · 64 km away
  7. 1.74 km SE of Hebgen Lake Estates, Montana · 4170 days ago · 10 km deep · 64 km away
  8. 2.14 km SE of Hebgen Lake Estates, Montana · 4170 days ago · 9 km deep · 64 km away
  9. 2.04 km SE of Hebgen Lake Estates, Montana · 4166 days ago · 10 km deep · 64 km away
  10. 1.635 km E of West Yellowstone, Montana · 4164 days ago · 5 km deep · 44 km away
  11. 1.85 km ENE of Jackson, Wyoming · 4163 days ago · 6 km deep · 81 km away · felt by 7
  12. 1.524 km SSE of West Yellowstone, Montana · 4163 days ago · 6 km deep · 30 km away
  13. 1.74 km SE of Hebgen Lake Estates, Montana · 4162 days ago · 10 km deep · 64 km away
  14. 1.643 km NE of Spencer, Idaho · 4160 days ago · 6 km deep · 100 km away
  15. 3.050 km SSE of Mammoth, Wyoming · 4156 days ago · 4 km deep · 51 km away · felt by 8
  16. 2.250 km SSE of Mammoth, Wyoming · 4156 days ago · 5 km deep · 51 km away
  17. 1.843 km NE of Spencer, Idaho · 4155 days ago · 9 km deep · 100 km away
  18. 1.641 km SE of West Yellowstone, Montana · 4143 days ago · 6 km deep · 14 km away
  19. 1.713 km SE of West Yellowstone, Montana · 4142 days ago · 14 km deep · 41 km away
  20. 1.519 km NE of West Yellowstone, Montana · 4133 days ago · 8 km deep · 60 km away
  21. 1.624 km SSE of West Yellowstone, Montana · 4132 days ago · 5 km deep · 30 km away

Before

  1. 2.245 km ENE of Warm River, Idaho · 4191 days ago · 7 km deep · 1 km away
  2. 1.65 km ESE of Hebgen Lake Estates, Montana · 4196 days ago · 12 km deep · 65 km away
  3. 1.730 km NNE of Alta, Wyoming · 4202 days ago · 10 km deep · 26 km away
  4. 1.825 km WSW of Corwin Springs, Montana · 4203 days ago · 15 km deep · 90 km away
  5. 1.949 km ESE of West Yellowstone, Montana · 4207 days ago · 2 km deep · 41 km away
  6. 2.25 km ENE of Alta, Wyoming · 4212 days ago · 4 km deep · 53 km away
  7. 1.628 km SSE of Mammoth, Wyoming · 4213 days ago · 7 km deep · 60 km away
  8. 2.227 km SSE of Mammoth, Wyoming · 4213 days ago · 7 km deep · 61 km away
  9. 2.029 km SSE of Mammoth, Wyoming · 4213 days ago · 4 km deep · 60 km away
  10. 2.017 km ENE of Hebgen Lake Estates, Montana · 4214 days ago · 8 km deep · 67 km away
  11. 1.655 km SE of West Yellowstone, Montana · 4215 days ago · 4 km deep · 16 km away
  12. 1.830 km SSE of Mammoth, Wyoming · 4216 days ago · 5 km deep · 58 km away
  13. 1.630 km NNE of Alta, Wyoming · 4221 days ago · 8 km deep · 26 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60107492. Read Sun, Oct 4, 2026, 8:06 AM UTC.