Montana earthquakes

M2.2 earthquake 42 km SSE of Mammoth, Wyoming

A magnitude 2.2 earthquake struck 42 km SSE of Mammoth, Wyoming on Wed, Mar 30, 2016, 7:51 AM MDT (13:51 UTC), 4 km (3 mi) below the surface.

A larger quake followed: M2.5 10 km NE of West Yellowstone, Montana. This one was a foreshock.

Gardiner forecastMore in Montana

Map

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

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The earthquake

Magnitude
2.2 (ML, local (Richter)), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
2016-03-30 13:51:15 UTC
Depth
4.3 km (2.7 mi), shallow
Epicenter
44.649° N, 110.436° W
Region
Montana
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 0.3 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.45
Depth from
From location
Station coverage gap
48°
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 1.61 km NNW of Hebgen Lake Estates, Montana · 3827 days ago · 15 km deep · 62 km away
  2. 1.624 km SSW of Mammoth, Wyoming · 3827 days ago · 4 km deep · 33 km away
  3. 1.561 km ESE of West Yellowstone, Montana · 3820 days ago · 7 km deep · 28 km away
  4. 1.639 km SSE of Mammoth, Wyoming · 3819 days ago · 5 km deep · 3 km away
  5. 1.750 km SSE of Mammoth, Wyoming · 3817 days ago · 2 km deep · 8 km away
  6. 1.651 km SSE of Mammoth, Wyoming · 3817 days ago · 3 km deep · 9 km away
  7. 1.820 km S of Mammoth, Wyoming · 3813 days ago · 4 km deep · 26 km away
  8. 2.020 km S of Mammoth, Wyoming · 3813 days ago · 4 km deep · 26 km away
  9. 1.819 km S of Mammoth, Wyoming · 3813 days ago · 4 km deep · 26 km away
  10. 1.619 km S of Mammoth, Wyoming · 3813 days ago · 4 km deep · 26 km away
  11. 1.955 km SE of West Yellowstone, Montana · 3813 days ago · 2 km deep · 39 km away
  12. 1.649 km SE of Mammoth, Wyoming · 3794 days ago · 3 km deep · 8 km away
  13. 2.45 km SW of Hebgen Lake Estates, Montana · 3791 days ago · 12 km deep · 65 km away
  14. 1.760 km ESE of West Yellowstone, Montana · 3788 days ago · 3 km deep · 25 km away
  15. 2.510 km NE of West Yellowstone, Montana · 3780 days ago · 8 km deep · 47 km away
  16. 1.811 km NE of West Yellowstone, Montana · 3780 days ago · 9 km deep · 47 km away

Before

  1. 1.646 km SSE of Mammoth, Wyoming · 3841 days ago · 5 km deep · 5 km away
  2. 2.320 km SSE of Mammoth, Wyoming · 3842 days ago · 10 km deep · 22 km away
  3. 1.920 km SSE of Mammoth, Wyoming · 3843 days ago · 7 km deep · 22 km away
  4. 1.721 km SSE of Mammoth, Wyoming · 3843 days ago · 5 km deep · 21 km away
  5. 1.517 km SE of West Yellowstone, Montana · 3843 days ago · 10 km deep · 43 km away
  6. 1.816 km SE of West Yellowstone, Montana · 3843 days ago · 8 km deep · 44 km away
  7. 1.617 km SE of West Yellowstone, Montana · 3843 days ago · 8 km deep · 43 km away
  8. 1.937 km S of Silver Gate, Montana · 3846 days ago · 13 km deep · 35 km away
  9. 2.021 km ENE of Hebgen Lake Estates, Montana · 3850 days ago · 7 km deep · 42 km away
  10. 1.937 km S of Silver Gate, Montana · 3851 days ago · 13 km deep · 35 km away
  11. 1.641 km SSE of Mammoth, Wyoming · 3854 days ago · 2 km deep · 2 km away
  12. 1.927 km S of Mammoth, Wyoming · 3856 days ago · 5 km deep · 19 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60144037. Read Fri, Oct 2, 2026, 11:27 AM UTC.