M2.3 earthquake Utah

Magnitude

2.3 (md), micro

Local time

Wed, Oct 28, 1981, 6:00 PM MST

UTC

1981-10-29 01:00:24 UTC

Depth

-3.0 km (-1.9 mi), shallow

Epicenter

39.450° N, 111.978° W

Region

Utah

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.1 km horizontally, 7.5 km in depth

Depth from

From location

Station coverage gap

131°

Stations used

8

• Levan, UtahPopulation 871. Forecast16 kmSW
• Santaquin, UtahPopulation 10,572. Forecast61 kmSSW
• Provo, UtahPopulation 115,162. Forecast91 kmSSW
• Phoenix, ArizonaPopulation 1,650,070. Forecast667 kmN

After

1. 1.58 km N of Fayette, UtahFri, Oct 30, 4:57 AM MST · 16399 days ago · 12 km deep · 19 km away
2. 2.08 km NNW of Fayette, UtahFri, Oct 30, 5:31 AM MST · 16399 days ago · 8 km deep · 18 km away
3. 1.78 km N of Fayette, UtahFri, Oct 30, 5:38 AM MST · 16399 days ago · 14 km deep · 19 km away
4. 2.33 km W of Hiawatha, UtahSun, Nov 1, 11:27 PM MST · 16396 days ago · 9 km deep · 79 km away
5. 1.915 km ENE of Leamington, UtahSun, Nov 8, 3:56 AM MST · 16390 days ago · 3 km deep · 23 km away
6. 1.64 km WSW of Hiawatha, UtahMon, Nov 9, 12:28 PM MST · 16388 days ago · 6 km deep · 79 km away
7. 1.711 km W of Huntington, UtahMon, Nov 9, 8:14 PM MST · 16388 days ago · 3 km deep · 76 km away
8. 1.73 km W of Hiawatha, UtahFri, Nov 13, 5:38 PM MST · 16384 days ago · 11 km deep · 80 km away
9. 2.011 km W of Huntington, UtahMon, Nov 16, 8:08 PM MST · 16381 days ago · 5 km deep · 77 km away
10. 1.614 km W of Huntington, UtahTue, Nov 17, 5:57 AM MST · 16380 days ago · 6 km deep · 74 km away
11. 1.711 km NNW of Orangeville, UtahSat, Nov 21, 12:28 AM MST · 16377 days ago · 6 km deep · 76 km away
12. 1.615 km SW of Kanosh, UtahMon, Nov 30, 10:24 AM MST · 16367 days ago · 3 km deep · 97 km away
13. 2.215 km SSW of Kanosh, UtahMon, Nov 30, 10:27 AM MST · 16367 days ago · 6 km deep · 98 km away
14. 1.86 km SE of Joseph, UtahSat, Dec 5, 3:43 PM MST · 16362 days ago · 11 km deep · 98 km away
15. 2.05 km WNW of Hiawatha, UtahThu, Dec 10, 10:59 PM MST · 16357 days ago · 6 km deep · 78 km away
16. 1.617 km WSW of Emery, UtahSun, Dec 13, 12:46 PM MST · 16354 days ago · 6 km deep · 77 km away
17. 1.56 km WSW of Hiawatha, UtahFri, Dec 18, 2:09 PM MST · 16349 days ago · 14 km deep · 77 km away
18. 1.715 km SW of Kanosh, UtahFri, Dec 25, 2:51 AM MST · 16343 days ago · 0 km deep · 98 km away

Before

1. 1.96 km SE of Joseph, UtahSun, Oct 25, 9:08 PM MST · 16403 days ago · -2 km deep · 99 km away
2. 2.117 km ESE of Mayfield, UtahThu, Oct 15, 8:15 AM MDT · 16413 days ago · 9 km deep · 60 km away
3. 1.811 km W of Huntington, UtahMon, Oct 12, 7:15 PM MDT · 16416 days ago · 12 km deep · 77 km away
4. 1.88 km W of Nephi, UtahMon, Oct 12, 5:46 PM MDT · 16416 days ago · 4 km deep · 29 km away
5. 1.89 km W of Nephi, UtahMon, Oct 12, 4:23 PM MDT · 16416 days ago · 10 km deep · 30 km away
6. 1.53 km SSW of Scofield, UtahWed, Oct 7, 4:43 PM MDT · 16421 days ago · 6 km deep · 74 km away
7. 1.64 km W of Genola, UtahFri, Oct 2, 4:59 AM MDT · 16427 days ago · 0 km deep · 61 km away
8. 1.77 km W of Huntington, UtahTue, Sep 29, 10:33 PM MDT · 16429 days ago · 6 km deep · 81 km away
9. 2.09 km NNW of Orangeville, UtahTue, Sep 29, 8:53 PM MDT · 16429 days ago · 11 km deep · 77 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu50002880. Read Wed, Sep 23, 2026, 12:21 AM UTC.