M1.8 earthquake 18 km NNE of Fremont, Utah

Magnitude

1.8 (md), micro

Local time

Wed, Mar 9, 1983, 4:51 PM MST

UTC

1983-03-09 23:51:44 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

38.602° N, 111.514° W

Region

Utah

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 6.3 km in depth

Depth from

From location

Station coverage gap

106°

Stations used

4

• Loa, UtahPopulation 588. Forecast25 kmNNE
• Santaquin, UtahPopulation 10,572. Forecast155 kmS
• Provo, UtahPopulation 115,162. Forecast182 kmS
• Phoenix, ArizonaPopulation 1,650,070. Forecast575 kmN

After

1. 1.612 km NNW of Orangeville, UtahSat, Mar 12, 3:51 PM MST · 15907 days ago · 4 km deep · 87 km away
2. 1.714 km SSW of Antimony, UtahWed, Mar 16, 8:23 AM MST · 15903 days ago · 6 km deep · 83 km away
3. 1.713 km W of Huntington, UtahThu, Mar 17, 12:32 PM MST · 15902 days ago · 14 km deep · 89 km away
4. 1.911 km W of Huntington, UtahThu, Mar 17, 9:38 PM MST · 15902 days ago · 3 km deep · 90 km away
5. 1.911 km NNW of Orangeville, UtahSat, Mar 19, 1:15 PM MST · 15900 days ago · 7 km deep · 87 km away
6. 1.713 km NNE of Koosharem, UtahWed, Mar 23, 7:09 PM MST · 15896 days ago · 8 km deep · 28 km away
7. 1.712 km WNW of Huntington, UtahWed, Mar 23, 10:04 PM MST · 15896 days ago · 11 km deep · 90 km away
8. 2.220 km SE of Manti, UtahSun, Mar 27, 1:02 AM MST · 15893 days ago · 4 km deep · 60 km away
9. 2.412 km NE of Antimony, UtahWed, Mar 30, 5:46 PM MST · 15889 days ago · 13 km deep · 56 km away
10. 1.811 km NW of Orangeville, UtahTue, Apr 5, 6:41 PM MST · 15883 days ago · 10 km deep · 84 km away
11. 2.012 km NW of Orangeville, UtahWed, Apr 6, 3:27 PM MST · 15882 days ago · 3 km deep · 86 km away
12. 2.213 km WNW of Huntington, UtahThu, Apr 14, 3:50 PM MST · 15874 days ago · 4 km deep · 90 km away
13. 2.49 km NW of Orangeville, UtahSun, Apr 17, 3:30 PM MST · 15871 days ago · -1 km deep · 81 km away
14. 2.18 km NW of Junction, UtahMon, Apr 25, 8:38 PM MDT · 15863 days ago · 11 km deep · 77 km away
15. 1.81 km W of Huntington, UtahTue, Apr 26, 2:31 AM MDT · 15863 days ago · 1 km deep · 93 km away
16. 1.813 km NW of Orangeville, UtahTue, Apr 26, 3:33 AM MDT · 15862 days ago · 9 km deep · 87 km away
17. 2.513 km NW of Orangeville, UtahFri, Apr 29, 12:04 AM MDT · 15860 days ago · -1 km deep · 87 km away
18. 1.916 km NNE of Scipio, UtahFri, Apr 29, 3:52 PM MDT · 15859 days ago · 3 km deep · 96 km away
19. 1.911 km NNW of Orangeville, UtahTue, May 3, 1:54 AM MDT · 15856 days ago · 11 km deep · 88 km away
20. 3.212 km SE of Hanksville, UtahTue, May 3, 6:43 AM MDT · 15855 days ago · 16 km deep · 85 km away
21. 1.720 km NW of Orangeville, UtahTue, May 3, 7:57 PM MDT · 15855 days ago · 16 km deep · 86 km away
22. 2.09 km NW of Orangeville, UtahTue, May 3, 10:01 PM MDT · 15855 days ago · 13 km deep · 84 km away
23. 1.710 km NNW of Orangeville, UtahThu, May 5, 5:48 PM MDT · 15853 days ago · 12 km deep · 86 km away
24. 2.212 km NW of Orangeville, UtahThu, May 5, 7:28 PM MDT · 15853 days ago · 14 km deep · 85 km away
25. 2.19 km NW of Orangeville, UtahSat, May 7, 6:19 PM MDT · 15851 days ago · 3 km deep · 82 km away
26. 2.113 km NW of Orangeville, UtahSat, May 7, 7:04 PM MDT · 15851 days ago · 5 km deep · 87 km away
27. 1.811 km NNW of Orangeville, UtahSat, May 7, 7:32 PM MDT · 15851 days ago · 8 km deep · 87 km away

Before

1. 1.84 km NW of Huntington, UtahFri, Mar 4, 12:03 AM MST · 15916 days ago · 6 km deep · 95 km away
2. 2.111 km NNW of Orangeville, UtahWed, Feb 23, 6:54 PM MST · 15924 days ago · 5 km deep · 86 km away
3. 1.84 km ENE of Redmond, UtahTue, Feb 22, 6:03 PM MST · 15925 days ago · 10 km deep · 54 km away
4. 1.810 km NNW of Orangeville, UtahSun, Feb 20, 6:30 PM MST · 15927 days ago · 2 km deep · 87 km away
5. 1.811 km W of Huntington, UtahThu, Feb 17, 11:06 PM MST · 15930 days ago · 4 km deep · 89 km away
6. 1.912 km NW of Orangeville, UtahThu, Feb 17, 9:39 AM MST · 15930 days ago · 3 km deep · 86 km away
7. 2.111 km WNW of Huntington, UtahThu, Feb 17, 2:44 AM MST · 15930 days ago · 11 km deep · 91 km away
8. 1.910 km NNW of Orangeville, UtahSun, Feb 13, 2:37 PM MST · 15934 days ago · 11 km deep · 87 km away
9. 2.513 km NW of Orangeville, UtahSat, Feb 12, 5:57 AM MST · 15935 days ago · 3 km deep · 86 km away
10. 1.612 km NNW of Orangeville, UtahSat, Feb 12, 5:14 AM MST · 15935 days ago · 14 km deep · 87 km away
11. 2.19 km NNW of Orangeville, UtahFri, Feb 11, 12:36 PM MST · 15936 days ago · 12 km deep · 87 km away
12. 2.112 km NW of Orangeville, UtahThu, Feb 10, 2:51 AM MST · 15937 days ago · 6 km deep · 84 km away
13. 2.311 km NW of Orangeville, UtahWed, Feb 9, 2:04 PM MST · 15938 days ago · 6 km deep · 85 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu50008815. Read Tue, Sep 29, 2026, 8:49 PM UTC.