M2.2 earthquake 9 km WNW of Emery, Utah

Magnitude

2.2 (md), micro

Local time

Fri, Mar 20, 1987, 3:19 PM MST

UTC

1987-03-20 22:19:40 UTC

Depth

3.7 km (2.3 mi), shallow

Epicenter

38.942° N, 111.359° W

Region

Utah

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.8 km horizontally, 1.5 km in depth

Depth from

From location

Station coverage gap

151°

Stations used

9

• Ferron, UtahPopulation 1,562. Forecast26 kmSW
• Santaquin, UtahPopulation 10,572. Forecast121 kmSSE
• Provo, UtahPopulation 115,162. Forecast146 kmS
• Phoenix, ArizonaPopulation 1,650,070. Forecast614 kmN

After

1. 1.814 km WNW of Emery, UtahFri, Mar 20, 9:41 PM MST · 14430 days ago · 4 km deep · 5 km away
2. 2.010 km WNW of Emery, UtahFri, Mar 20, 9:42 PM MST · 14430 days ago · 3 km deep · 1 km away
3. 2.211 km WNW of Emery, UtahFri, Mar 27, 4:27 AM MST · 14424 days ago · 6 km deep · 2 km away
4. 2.410 km W of Emery, UtahFri, Mar 27, 4:28 AM MST · 14424 days ago · -3 km deep · 1 km away
5. 2.112 km WNW of Emery, UtahFri, Mar 27, 4:31 AM MST · 14424 days ago · -3 km deep · 3 km away
6. 1.95 km WNW of Sigurd, UtahThu, Apr 9, 8:33 PM MDT · 14410 days ago · 2 km deep · 59 km away
7. 2.511 km WNW of Emery, UtahFri, Apr 10, 11:24 PM MDT · 14409 days ago · 3 km deep · 2 km away
8. 2.811 km W of Huntington, UtahWed, Apr 22, 11:40 PM MDT · 14397 days ago · 6 km deep · 49 km away
9. 3.14 km WSW of Joseph, UtahSat, Apr 25, 7:59 AM MDT · 14395 days ago · 6 km deep · 87 km away
10. 2.03 km SW of Joseph, UtahSat, Apr 25, 10:45 AM MDT · 14395 days ago · 2 km deep · 86 km away
11. 1.85 km SSW of Joseph, UtahSat, Apr 25, 10:51 AM MDT · 14395 days ago · 1 km deep · 87 km away
12. 2.415 km WNW of Huntington, UtahSat, May 2, 5:31 AM MDT · 14388 days ago · 5 km deep · 50 km away
13. 2.310 km W of Fayette, UtahTue, May 5, 11:30 AM MDT · 14385 days ago · -3 km deep · 62 km away
14. 2.56 km E of Leamington, UtahWed, May 6, 10:09 AM MDT · 14384 days ago · -3 km deep · 99 km away
15. 2.3UtahMon, May 11, 1:13 PM MDT · 14379 days ago · 13 km deep · 47 km away

Before

1. 2.218 km W of Emery, UtahWed, Mar 18, 10:03 PM MST · 14432 days ago · 12 km deep · 9 km away
2. 2.317 km W of Emery, UtahWed, Mar 18, 9:23 PM MST · 14432 days ago · 10 km deep · 8 km away
3. 2.912 km WNW of Emery, UtahTue, Mar 17, 11:11 AM MST · 14434 days ago · 3 km deep · 3 km away
4. 2.613 km WNW of Huntington, UtahThu, Mar 12, 12:05 AM MST · 14439 days ago · 5 km deep · 50 km away
5. 2.61 km S of Manti, UtahWed, Mar 11, 8:31 AM MST · 14440 days ago · 7 km deep · 42 km away
6. 2.52 km SSE of Manti, UtahWed, Mar 11, 6:11 AM MST · 14440 days ago · 7 km deep · 41 km away
7. 2.813 km WNW of Huntington, UtahWed, Feb 25, 5:59 AM MST · 14454 days ago · 3 km deep · 51 km away
8. 2.515 km E of Oak City, UtahMon, Feb 23, 3:57 AM MST · 14456 days ago · 5 km deep · 85 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu50032040. Read Tue, Sep 22, 2026, 10:53 AM UTC.