M2.2 earthquake 9 km NW of Helper, Utah

Magnitude

2.2 (md), micro

Local time

Fri, Mar 5, 1982, 11:47 AM MST

UTC

1982-03-05 18:47:03 UTC

Depth

3.6 km (2.2 mi), shallow

Epicenter

39.735° N, 110.938° W

Region

Utah

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.1 km horizontally, 1.4 km in depth

Depth from

From location

Station coverage gap

166°

Stations used

22

• Helper, UtahPopulation 2,112. Forecast9 kmNW
• Spanish Fork, UtahPopulation 37,935. Forecast74 kmSE
• Provo, UtahPopulation 115,162. Forecast83 kmSE
• Phoenix, ArizonaPopulation 1,650,070. Forecast706 kmN

After

1. 1.611 km W of Huntington, UtahMon, Mar 8, 10:12 AM MST · 16269 days ago · 8 km deep · 46 km away
2. 2.16 km WNW of East Carbon City, UtahMon, Mar 8, 9:48 PM MST · 16268 days ago · 8 km deep · 43 km away
3. 2.815 km SW of Levan, UtahSat, Mar 13, 1:28 PM MST · 16263 days ago · 2 km deep · 96 km away
4. 2.520 km E of Kenilworth, UtahTue, Mar 16, 12:23 PM MST · 16260 days ago · 6 km deep · 32 km away
5. 1.715 km SW of Levan, UtahTue, Mar 23, 3:49 PM MST · 16253 days ago · 2 km deep · 96 km away
6. 2.24 km WNW of Hiawatha, UtahFri, Mar 26, 11:59 PM MST · 16250 days ago · 2 km deep · 28 km away
7. 2.04 km W of Hiawatha, UtahTue, Mar 30, 7:52 PM MST · 16246 days ago · 5 km deep · 30 km away
8. 1.612 km SW of Levan, UtahWed, Mar 31, 11:54 AM MST · 16246 days ago · 13 km deep · 92 km away
9. 1.9UtahSun, Apr 4, 3:28 AM MST · 16242 days ago · 12 km deep · 27 km away
10. 1.918 km ESE of Mount Pleasant, UtahWed, Apr 7, 9:07 AM MST · 16239 days ago · 4 km deep · 40 km away
11. 1.913 km NW of Orangeville, UtahWed, Apr 7, 10:09 AM MST · 16239 days ago · 2 km deep · 49 km away
12. 2.314 km NW of Orangeville, UtahWed, Apr 7, 10:13 AM MST · 16239 days ago · 4 km deep · 49 km away
13. 1.512 km NW of Orangeville, UtahWed, Apr 7, 4:16 PM MST · 16238 days ago · 3 km deep · 51 km away
14. 2.55 km ENE of Kenilworth, UtahThu, Apr 8, 12:03 PM MST · 16237 days ago · 3 km deep · 16 km away
15. 1.82 km SE of Kenilworth, UtahThu, Apr 8, 2:55 PM MST · 16237 days ago · 4 km deep · 15 km away
16. 1.826 km ESE of Woodland Hills, UtahFri, Apr 9, 2:32 PM MST · 16236 days ago · 9 km deep · 43 km away
17. 2.2UtahSat, Apr 10, 9:44 PM MST · 16235 days ago · 8 km deep · 90 km away
18. 1.716 km SW of Levan, UtahThu, Apr 15, 12:06 PM MST · 16230 days ago · 4 km deep · 96 km away
19. 1.818 km N of Fayette, UtahTue, May 4, 11:17 AM MDT · 16212 days ago · 14 km deep · 88 km away

Before

1. 1.612 km E of Mapleton, UtahSun, Feb 28, 7:12 AM MST · 16277 days ago · 6 km deep · 60 km away
2. 1.64 km WNW of Hiawatha, UtahWed, Feb 17, 3:53 PM MST · 16287 days ago · 15 km deep · 29 km away
3. 2.311 km SSE of Sunnyside, UtahThu, Feb 11, 6:21 AM MST · 16294 days ago · 10 km deep · 60 km away
4. 2.13 km W of Hiawatha, UtahFri, Feb 5, 10:41 PM MST · 16299 days ago · -2 km deep · 29 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu50003890. Read Tue, Sep 22, 2026, 6:25 AM UTC.