Utah earthquakes

M1.7 earthquake 12 km SW of Thatcher, Utah

A magnitude 1.7 earthquake struck 12 km SW of Thatcher, Utah on Sat, Sep 1, 2018, 10:39 PM MDT (04:39 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.8 13 km S of Snowville, Utah. This one was a foreshock.

Thatcher forecastMore in Utah

Map

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

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The earthquake

Magnitude
1.7 (ml), micro
Local time
UTC
2018-09-02 04:39:35 UTC
Depth
6.5 km (4.0 mi), shallow
Epicenter
41.619° N, 112.404° W
Region
Utah
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, 1.4 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
86°
Stations used
16

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 5 in the 30 days before it.

After

  1. 1.911 km SW of Thatcher, Utah · 2949 days ago · 8 km deep · 1 km away
  2. 2.311 km SW of Thatcher, Utah · 2949 days ago · 8 km deep · 1 km away · felt by 1
  3. 1.611 km SW of Thatcher, Utah · 2941 days ago · 4 km deep · 1 km away
  4. 1.514 km NNW of Henefer, Utah · 2937 days ago · 12 km deep · 89 km away
  5. 2.014 km ESE of Huntsville, Utah · 2929 days ago · 9 km deep · 80 km away
  6. 1.68 km E of Snowville, Utah · 2909 days ago · 6 km deep · 42 km away
  7. 2.813 km S of Snowville, Utah · 2905 days ago · 5 km deep · 34 km away
  8. 1.713 km S of Snowville, Utah · 2905 days ago · 3 km deep · 35 km away
  9. 2.013 km S of Snowville, Utah · 2905 days ago · 6 km deep · 34 km away
  10. 2.813 km S of Snowville, Utah · 2905 days ago · 2 km deep · 35 km away
  11. 2.220 km NNW of Grantsville, Utah · 2898 days ago · 6 km deep · 98 km away
  12. 2.819 km NNW of Grantsville, Utah · 2898 days ago · 4 km deep · 98 km away · felt by 4
  13. 1.820 km NNW of Grantsville, Utah · 2898 days ago · 5 km deep · 96 km away
  14. 1.620 km NNW of Grantsville, Utah · 2897 days ago · 7 km deep · 97 km away
  15. 1.527 km SSE of Rockland, Idaho · 2894 days ago · 3 km deep · 85 km away
  16. 1.820 km NW of Grantsville, Utah · 2893 days ago · 5 km deep · 98 km away

Before

  1. 2.313 km SSE of Snowville, Utah · 2953 days ago · 9 km deep · 33 km away · felt by 2
  2. 1.552 km SW of Howell, Utah · 2963 days ago · 9 km deep · 46 km away
  3. 1.63 km SW of West Point, Utah · 2969 days ago · 9 km deep · 63 km away
  4. 1.751 km SW of Howell, Utah · 2973 days ago · 9 km deep · 45 km away
  5. 1.515 km E of North Logan, Utah · 2976 days ago · 12 km deep · 68 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60295062. Read Wed, Sep 30, 2026, 8:38 PM UTC.