M1.6 earthquake 19 km SW of Thatcher, Utah

Magnitude

1.6 (md), micro

Local time

Tue, Nov 24, 1987, 8:13 PM MST

UTC

1987-11-25 03:13:52 UTC

Depth

0.2 km (0.1 mi), shallow

Epicenter

41.563° N, 112.448° W

Region

Utah

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 11.5 km in depth

Depth from

From location

Station coverage gap

71°

Stations used

10

• Thatcher, UtahPopulation 789. Forecast19 kmSW
• Brigham City, UtahPopulation 18,752. Forecast37 kmW
• Salt Lake City, UtahPopulation 215,548. Forecast101 kmNNW

After

1. 1.884 km E of Montello, NevadaFri, Nov 27, 2:43 AM MST · 14187 days ago · 4 km deep · 74 km away
2. 1.983 km E of Montello, NevadaFri, Nov 27, 7:45 AM MST · 14187 days ago · 9 km deep · 74 km away
3. 2.59 km W of Garden, UtahFri, Nov 27, 1:59 PM MST · 14186 days ago · -3 km deep · 87 km away
4. 1.586 km E of Montello, NevadaFri, Nov 27, 3:05 PM MST · 14186 days ago · 6 km deep · 73 km away
5. 1.613 km SE of Snowville, UtahSun, Nov 29, 12:06 AM MST · 14185 days ago · 7 km deep · 38 km away
6. 1.685 km E of Montello, NevadaSun, Nov 29, 5:48 AM MST · 14185 days ago · 4 km deep · 74 km away
7. 1.612 km SE of Snowville, UtahSun, Nov 29, 8:58 AM MST · 14185 days ago · 4 km deep · 38 km away
8. 2.39 km WSW of Garden City, UtahSun, Nov 29, 9:12 AM MST · 14185 days ago · -2 km deep · 88 km away
9. 1.69 km ENE of Howell, UtahMon, Nov 30, 6:07 PM MST · 14183 days ago · 4 km deep · 31 km away
10. 2.218 km ENE of Snowville, UtahWed, Dec 2, 4:33 AM MST · 14182 days ago · 1 km deep · 54 km away
11. 1.810 km ENE of Avon, UtahWed, Dec 2, 7:17 AM MST · 14182 days ago · 4 km deep · 62 km away
12. 1.786 km E of Montello, NevadaWed, Dec 2, 5:28 PM MST · 14181 days ago · 8 km deep · 73 km away
13. 2.810 km ENE of Howell, UtahFri, Dec 11, 5:43 AM MST · 14173 days ago · 2 km deep · 33 km away
14. 2.285 km E of Montello, NevadaFri, Dec 11, 6:05 AM MST · 14173 days ago · 4 km deep · 73 km away
15. 1.8UtahMon, Dec 14, 9:39 AM MST · 14170 days ago · 8 km deep · 72 km away
16. 1.69 km NNE of Howell, UtahMon, Dec 14, 5:43 PM MST · 14169 days ago · 11 km deep · 35 km away
17. 1.986 km W of Hooper, UtahTue, Dec 15, 11:00 AM MST · 14169 days ago · 5 km deep · 71 km away
18. 2.386 km E of Montello, NevadaSat, Dec 19, 2:57 PM MST · 14164 days ago · 6 km deep · 73 km away
19. 2.613 km ESE of Snowville, UtahSun, Dec 20, 6:15 PM MST · 14163 days ago · 7 km deep · 42 km away
20. 1.886 km E of Montello, NevadaTue, Dec 22, 5:55 AM MST · 14162 days ago · 7 km deep · 73 km away
21. 1.784 km E of Montello, NevadaThu, Dec 24, 1:23 PM MST · 14159 days ago · 4 km deep · 73 km away
22. 1.711 km ENE of Howell, UtahWed, Dec 30, 12:32 PM MST · 14154 days ago · 0 km deep · 33 km away
23. 1.685 km E of Montello, NevadaWed, Jan 6, 12:04 PM MST · 14147 days ago · 6 km deep · 73 km away
24. 1.586 km E of Montello, NevadaWed, Jan 6, 2:10 PM MST · 14146 days ago · 7 km deep · 73 km away
25. 1.683 km E of Montello, NevadaWed, Jan 6, 9:11 PM MST · 14146 days ago · 5 km deep · 74 km away
26. 1.786 km E of Montello, NevadaThu, Jan 7, 6:36 PM MST · 14145 days ago · 7 km deep · 73 km away
27. 1.683 km E of Montello, NevadaFri, Jan 8, 2:32 PM MST · 14144 days ago · 4 km deep · 73 km away
28. 1.712 km NE of Howell, UtahSat, Jan 9, 8:23 PM MST · 14143 days ago · 8 km deep · 35 km away
29. 1.649 km WNW of Hooper, UtahWed, Jan 13, 6:21 PM MST · 14139 days ago · 5 km deep · 40 km away
30. 2.09 km NNW of Garden City, UtahWed, Jan 20, 12:49 PM MST · 14133 days ago · -2 km deep · 97 km away

Before

1. 1.884 km E of Montello, NevadaMon, Nov 23, 4:04 AM MST · 14191 days ago · 5 km deep · 74 km away
2. 1.622 km W of Randolph, UtahWed, Nov 18, 7:07 PM MST · 14195 days ago · 2 km deep · 83 km away
3. 1.683 km E of Montello, NevadaTue, Nov 17, 5:34 PM MST · 14196 days ago · 5 km deep · 74 km away
4. 2.886 km E of Montello, NevadaTue, Nov 17, 9:20 AM MST · 14197 days ago · 8 km deep · 74 km away
5. 1.7UtahMon, Nov 16, 3:08 PM MST · 14197 days ago · 0 km deep · 71 km away
6. 2.023 km N of Henefer, UtahSat, Nov 14, 9:58 AM MST · 14200 days ago · 6 km deep · 89 km away
7. 1.684 km E of Montello, NevadaSat, Nov 14, 9:19 AM MST · 14200 days ago · 6 km deep · 73 km away
8. 1.686 km E of Montello, NevadaSat, Nov 14, 5:44 AM MST · 14200 days ago · 6 km deep · 73 km away
9. 1.784 km E of Montello, NevadaSat, Nov 14, 3:44 AM MST · 14200 days ago · 4 km deep · 72 km away
10. 1.713 km ESE of Snowville, UtahSat, Nov 14, 3:43 AM MST · 14200 days ago · 6 km deep · 39 km away
11. 2.285 km E of Montello, NevadaThu, Nov 12, 3:29 AM MST · 14202 days ago · 9 km deep · 74 km away
12. 1.63 km S of Deweyville, UtahWed, Nov 11, 2:21 PM MST · 14202 days ago · 4 km deep · 33 km away
13. 1.512 km ENE of Huntsville, UtahWed, Nov 11, 12:20 AM MST · 14203 days ago · 14 km deep · 72 km away
14. 1.985 km E of Montello, NevadaMon, Nov 9, 9:25 PM MST · 14204 days ago · 6 km deep · 72 km away
15. 2.685 km E of Montello, NevadaSun, Nov 8, 4:08 PM MST · 14205 days ago · 9 km deep · 73 km away
16. 2.084 km E of Montello, NevadaSat, Nov 7, 6:03 PM MST · 14206 days ago · 6 km deep · 73 km away
17. 2.783 km E of Montello, NevadaSat, Nov 7, 10:52 AM MST · 14207 days ago · 9 km deep · 73 km away
18. 2.311 km NNE of Howell, UtahFri, Nov 6, 9:39 AM MST · 14208 days ago · 6 km deep · 37 km away
19. 2.084 km E of Montello, NevadaFri, Nov 6, 5:59 AM MST · 14208 days ago · 8 km deep · 73 km away
20. 2.284 km E of Montello, NevadaThu, Nov 5, 8:02 PM MST · 14208 days ago · 9 km deep · 73 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu50034735. Read Wed, Sep 30, 2026, 7:41 AM UTC.