M1.7 earthquake 8 km SSE of Mapleton, Utah

Magnitude

1.7 (md), micro

Local time

Thu, Jan 7, 1988, 4:43 PM MST

UTC

1988-01-07 23:43:14 UTC

Depth

-0.6 km (-0.4 mi), shallow

Epicenter

40.064° N, 111.524° W

Region

Utah

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 2.2 km in depth

Depth from

From location

Station coverage gap

116°

Stations used

12

• Mapleton, UtahPopulation 9,232. Forecast9 kmSSE
• Spanish Fork, UtahPopulation 37,935. Forecast13 kmESE
• Provo, UtahPopulation 115,162. Forecast22 kmSSE
• Phoenix, ArizonaPopulation 1,650,070. Forecast737 kmN

After

1. 1.512 km NNW of Orangeville, UtahFri, Jan 8, 10:05 PM MST · 14137 days ago · 4 km deep · 89 km away
2. 1.911 km NNW of Orangeville, UtahMon, Jan 11, 9:31 PM MST · 14134 days ago · 5 km deep · 90 km away
3. 1.613 km NNW of Orangeville, UtahFri, Jan 22, 11:22 AM MST · 14123 days ago · 11 km deep · 88 km away
4. 2.115 km NW of Orangeville, UtahSun, Jan 24, 8:16 AM MST · 14121 days ago · 4 km deep · 86 km away
5. 3.217 km ENE of Kenilworth, UtahMon, Jan 25, 12:49 PM MST · 14120 days ago · 10 km deep · 86 km away
6. 2.413 km NNW of Orangeville, UtahFri, Jan 29, 2:23 AM MST · 14117 days ago · 7 km deep · 88 km away
7. 2.110 km NNW of Orangeville, UtahFri, Feb 5, 1:05 AM MST · 14110 days ago · 8 km deep · 91 km away
8. 2.014 km NNW of Orangeville, UtahFri, Feb 5, 11:26 PM MST · 14109 days ago · 12 km deep · 88 km away
9. 2.315 km NW of Orangeville, UtahMon, Feb 8, 9:03 AM MST · 14106 days ago · 13 km deep · 86 km away
10. 1.81 km W of Wales, UtahMon, Feb 8, 4:43 PM MST · 14106 days ago · 2 km deep · 65 km away
11. 2.514 km NNW of Orangeville, UtahSat, Feb 13, 1:28 AM MST · 14102 days ago · 5 km deep · 87 km away
12. 2.69 km NNW of Orangeville, UtahTue, Feb 16, 3:40 PM MST · 14098 days ago · 6 km deep · 92 km away
13. 2.210 km NNW of Orangeville, UtahTue, Feb 16, 8:50 PM MST · 14098 days ago · 2 km deep · 91 km away
14. 2.015 km WNW of Orangeville, UtahWed, Feb 17, 2:30 AM MST · 14098 days ago · 12 km deep · 91 km away
15. 2.115 km NW of Orangeville, UtahWed, Feb 17, 3:29 AM MST · 14098 days ago · 12 km deep · 87 km away
16. 2.19 km NNW of Orangeville, UtahWed, Feb 17, 6:21 PM MST · 14097 days ago · 4 km deep · 92 km away
17. 1.612 km NW of Levan, UtahThu, Feb 18, 11:20 PM MST · 14096 days ago · 2 km deep · 62 km away
18. 2.111 km WNW of Orangeville, UtahFri, Feb 19, 5:15 AM MST · 14096 days ago · 4 km deep · 92 km away
19. 1.915 km NNW of Orangeville, UtahSat, Feb 20, 1:12 AM MST · 14095 days ago · 4 km deep · 86 km away
20. 2.215 km NW of Orangeville, UtahSat, Feb 20, 7:50 AM MST · 14094 days ago · 5 km deep · 87 km away
21. 2.317 km NW of Orangeville, UtahWed, Feb 24, 1:31 PM MST · 14090 days ago · 5 km deep · 87 km away
22. 2.412 km WNW of Orangeville, UtahSat, Feb 27, 6:22 AM MST · 14087 days ago · 5 km deep · 92 km away
23. 1.614 km NE of Leamington, UtahWed, Mar 2, 7:32 PM MST · 14083 days ago · 2 km deep · 74 km away
24. 2.37 km WNW of Fayette, UtahThu, Mar 3, 12:44 PM MST · 14082 days ago · 2 km deep · 98 km away
25. 2.111 km WNW of Orangeville, UtahFri, Mar 4, 10:08 AM MST · 14081 days ago · 2 km deep · 93 km away

Before

1. 2.26 km W of Vineyard, UtahFri, Jan 1, 9:16 AM MST · 14144 days ago · 5 km deep · 36 km away
2. 1.58 km NNW of Helper, UtahWed, Dec 30, 4:30 AM MST · 14147 days ago · 2 km deep · 64 km away
3. 1.715 km W of Levan, UtahSat, Dec 26, 4:48 PM MST · 14150 days ago · 1 km deep · 69 km away
4. 3.916 km NW of Orangeville, UtahWed, Dec 16, 10:43 AM MST · 14160 days ago · 3 km deep · 88 km away
5. 2.36 km E of Spring City, UtahWed, Dec 16, 5:53 AM MST · 14160 days ago · 9 km deep · 65 km away
6. 2.116 km NW of Orangeville, UtahWed, Dec 16, 5:52 AM MST · 14160 days ago · 14 km deep · 87 km away
7. 2.16 km NW of Hiawatha, UtahTue, Dec 15, 6:08 PM MST · 14161 days ago · 6 km deep · 72 km away
8. 2.46 km SW of Clear Creek, UtahTue, Dec 15, 4:49 PM MST · 14161 days ago · 6 km deep · 57 km away
9. 1.69 km NNW of Orangeville, UtahSat, Dec 12, 3:39 AM MST · 14165 days ago · 2 km deep · 92 km away
10. 1.813 km WNW of Orangeville, UtahThu, Dec 10, 12:49 PM MST · 14166 days ago · 6 km deep · 91 km away
11. 2.113 km W of Huntington, UtahThu, Dec 10, 2:51 AM MST · 14167 days ago · 5 km deep · 88 km away
12. 1.614 km WNW of Orangeville, UtahWed, Dec 9, 11:32 AM MST · 14167 days ago · 12 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu50035240. Read Tue, Sep 22, 2026, 11:45 PM UTC.