M1.7 earthquake 10 km W of Fayette, Utah

Magnitude

1.7 (md), micro

Local time

Tue, Oct 21, 1986, 2:47 AM MDT

UTC

1986-10-21 08:47:29 UTC

Depth

-2.3 km (-1.4 mi), shallow

Epicenter

39.225° N, 111.975° W

Region

Utah

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.7 km horizontally, 3.1 km in depth

Depth from

From location

Station coverage gap

79°

Stations used

15

• Gunnison, UtahPopulation 3,238. Forecast16 kmWNW
• Santaquin, UtahPopulation 10,572. Forecast85 kmS
• Provo, UtahPopulation 115,162. Forecast115 kmSSW
• Phoenix, ArizonaPopulation 1,650,070. Forecast642 kmN

After

1. 2.310 km W of Fayette, UtahTue, Oct 21, 2:47 AM MDT · 14590 days ago · -1 km deep · 0 km away
2. 2.610 km ESE of Scipio, UtahTue, Oct 21, 2:54 AM MDT · 14590 days ago · 2 km deep · 1 km away
3. 1.610 km E of Scipio, UtahTue, Oct 21, 3:16 PM MDT · 14589 days ago · 13 km deep · 2 km away
4. 2.310 km W of Fayette, UtahThu, Oct 23, 10:07 AM MDT · 14587 days ago · 0 km deep · 1 km away
5. 2.19 km W of Fayette, UtahThu, Oct 23, 10:29 AM MDT · 14587 days ago · 2 km deep · 1 km away
6. 1.79 km W of Fayette, UtahThu, Oct 23, 11:09 AM MDT · 14587 days ago · 2 km deep · 0 km away
7. 2.310 km W of Fayette, UtahThu, Oct 23, 1:23 PM MDT · 14587 days ago · 2 km deep · 0 km away
8. 1.820 km W of Nephi, UtahSat, Nov 1, 6:46 AM MST · 14579 days ago · 4 km deep · 55 km away
9. 1.716 km NNW of Fayette, UtahWed, Nov 5, 8:42 PM MST · 14574 days ago · 15 km deep · 17 km away
10. 1.917 km NNW of Fayette, UtahTue, Nov 11, 10:59 PM MST · 14568 days ago · 12 km deep · 18 km away
11. 2.330 km SSW of Kanosh, UtahFri, Nov 14, 2:16 AM MST · 14566 days ago · -3 km deep · 91 km away
12. 2.46 km ENE of Leamington, UtahMon, Nov 17, 2:35 PM MST · 14562 days ago · 4 km deep · 41 km away
13. 1.621 km SSW of Kanosh, UtahSat, Nov 22, 4:15 AM MST · 14558 days ago · 2 km deep · 83 km away
14. 2.814 km W of Huntington, UtahWed, Nov 26, 6:40 PM MST · 14553 days ago · 3 km deep · 74 km away
15. 3.114 km WNW of Huntington, UtahWed, Nov 26, 6:42 PM MST · 14553 days ago · 3 km deep · 75 km away
16. 1.98 km NNW of Orangeville, UtahTue, Dec 9, 4:44 PM MST · 14540 days ago · 8 km deep · 77 km away
17. 1.67 km E of Leamington, UtahThu, Dec 11, 2:34 PM MST · 14538 days ago · 6 km deep · 39 km away
18. 1.62 km SW of Rocky Ridge, UtahSat, Dec 13, 3:50 PM MST · 14536 days ago · 7 km deep · 77 km away
19. 2.021 km SW of Kanosh, UtahWed, Dec 17, 11:05 PM MST · 14532 days ago · 5 km deep · 83 km away

Before

1. 1.79 km W of Fayette, UtahSun, Oct 19, 7:37 AM MDT · 14592 days ago · 2 km deep · 1 km away
2. 2.110 km W of Fayette, UtahMon, Oct 13, 12:33 AM MDT · 14598 days ago · 2 km deep · 1 km away
3. 2.126 km SSW of Kanosh, UtahSun, Oct 12, 4:22 AM MDT · 14599 days ago · -3 km deep · 87 km away
4. 2.023 km SSW of Kanosh, UtahThu, Oct 9, 2:28 AM MDT · 14602 days ago · 4 km deep · 84 km away
5. 2.426 km SSW of Kanosh, UtahSun, Oct 5, 5:46 PM MDT · 14605 days ago · 1 km deep · 87 km away
6. 2.625 km SSW of Kanosh, UtahSun, Oct 5, 5:45 PM MDT · 14605 days ago · 7 km deep · 87 km away
7. 2.523 km SSW of Kanosh, UtahSun, Oct 5, 10:51 AM MDT · 14605 days ago · 6 km deep · 85 km away
8. 2.922 km SSW of Kanosh, UtahSun, Oct 5, 9:59 AM MDT · 14605 days ago · 1 km deep · 83 km away
9. 3.521 km SSW of Kanosh, UtahSun, Oct 5, 9:47 AM MDT · 14605 days ago · -1 km deep · 83 km away
10. 2.823 km SSW of Kanosh, UtahSun, Oct 5, 4:07 AM MDT · 14606 days ago · 1 km deep · 84 km away
11. 2.6UtahSun, Oct 5, 2:45 AM MDT · 14606 days ago · 10 km deep · 82 km away
12. 2.923 km SSW of Kanosh, UtahSun, Oct 5, 2:19 AM MDT · 14606 days ago · 2 km deep · 85 km away
13. 1.925 km WNW of Marysvale, UtahSun, Oct 5, 12:18 AM MDT · 14606 days ago · 21 km deep · 91 km away
14. 2.122 km W of Marysvale, UtahSat, Oct 4, 8:13 PM MDT · 14606 days ago · 22 km deep · 94 km away
15. 2.324 km SSW of Kanosh, UtahSat, Oct 4, 2:54 AM MDT · 14607 days ago · 4 km deep · 85 km away
16. 2.228 km SSW of Kanosh, UtahFri, Oct 3, 8:58 PM MDT · 14607 days ago · 10 km deep · 89 km away
17. 1.927 km SSW of Kanosh, UtahWed, Oct 1, 4:44 AM MDT · 14610 days ago · 7 km deep · 89 km away
18. 2.11 km SSE of Koosharem, UtahTue, Sep 30, 3:26 AM MDT · 14611 days ago · 7 km deep · 81 km away
19. 2.328 km SSW of Kanosh, UtahMon, Sep 29, 1:34 PM MDT · 14611 days ago · 6 km deep · 90 km away
20. 2.824 km SSW of Kanosh, UtahSat, Sep 27, 4:38 PM MDT · 14613 days ago · 8 km deep · 85 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu50030320. Read Thu, Oct 1, 2026, 1:34 AM UTC.