Utah earthquakes

M1.9 earthquake 6 km NNW of Summit, Utah

A magnitude 1.9 earthquake struck 6 km NNW of Summit, Utah on Thu, Aug 27, 1981, 8:43 PM MDT (02:43 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M3.0 4 km N of Summit, Utah. This one was a foreshock.

Enoch forecastMore in Utah

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
1.9 (md), micro
Local time
UTC
1981-08-28 02:43:30 UTC
Depth
5.6 km (3.5 mi), shallow
Epicenter
37.855° N, 112.953° 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 0.9 km horizontally, 1.9 km in depth
Depth from
From location
Station coverage gap
187°, poorly surrounded by stations
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 3.04 km N of Summit, Utah · 16462 days ago · 9 km deep · 2 km away
  2. 1.84 km N of Summit, Utah · 16462 days ago · 4 km deep · 2 km away
  3. 1.924 km NNW of Panguitch, Utah · 16458 days ago · 13 km deep · 45 km away
  4. 1.810 km WNW of Kanarraville, Utah · 16430 days ago · 11 km deep · 42 km away
  5. 2.69 km WNW of Glendale, Utah · 16429 days ago · 17 km deep · 59 km away
  6. 1.7Utah · 16427 days ago · 3 km deep · 15 km away
  7. 2.05 km W of Enoch, Utah · 16425 days ago · 3 km deep · 14 km away
  8. 1.711 km ENE of Beaver, Utah · 16415 days ago · 6 km deep · 64 km away
  9. 2.514 km WSW of Enterprise, Utah · 16413 days ago · 6 km deep · 88 km away
  10. 1.68 km NW of Circleville, Utah · 16410 days ago · 6 km deep · 66 km away

Before

  1. 2.06 km N of Summit, Utah · 16463 days ago · 5 km deep · 1 km away
  2. 2.64 km SSW of Hatch, Utah · 16463 days ago · 3 km deep · 52 km away
  3. 2.1Utah · 16476 days ago · 10 km deep · 28 km away
  4. 2.19 km SW of Hatch, Utah · 16477 days ago · 6 km deep · 49 km away
  5. 2.519 km SSE of Minersville, Utah · 16478 days ago · 22 km deep · 27 km away
  6. 2.214 km SSE of Minersville, Utah · 16478 days ago · 19 km deep · 29 km away
  7. 1.511 km S of Marysvale, Utah · 16478 days ago · 13 km deep · 83 km away
  8. 2.018 km N of Paragonah, Utah · 16479 days ago · 6 km deep · 25 km away
  9. 2.216 km N of Paragonah, Utah · 16479 days ago · 7 km deep · 24 km away
  10. 1.614 km ESE of Minersville, Utah · 16480 days ago · 16 km deep · 37 km away
  11. 1.515 km SE of Minersville, Utah · 16480 days ago · 10 km deep · 31 km away
  12. 1.717 km SSE of Beaver, Utah · 16481 days ago · 6 km deep · 46 km away
  13. 1.922 km WSW of Circleville, Utah · 16481 days ago · 13 km deep · 47 km away
  14. 2.018 km N of Paragonah, Utah · 16482 days ago · 5 km deep · 26 km away
  15. 3.119 km N of Paragonah, Utah · 16482 days ago · 12 km deep · 25 km away
  16. 2.118 km N of Paragonah, Utah · 16482 days ago · 9 km deep · 26 km away
  17. 2.210 km ESE of Parowan, Utah · 16492 days ago · 6 km deep · 21 km away

Earthquakes todayUtah earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50002430. Read Wed, Sep 23, 2026, 3:26 PM UTC.