M2.0 earthquake 38 km W of Green River, Utah

Magnitude

2.0 (md), micro

Local time

Sun, Nov 22, 1981, 5:24 PM MST

UTC

1981-11-23 00:24:26 UTC

Depth

6.8 km (4.2 mi), shallow

Epicenter

39.048° N, 110.598° W

Region

Utah

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.9 km horizontally, 1.6 km in depth

Depth from

From location

Station coverage gap

166°

Stations used

10

• Green River, UtahPopulation 961. Forecast38 kmW
• Santaquin, UtahPopulation 10,572. Forecast145 kmSE
• Provo, UtahPopulation 115,162. Forecast160 kmSE
• Phoenix, ArizonaPopulation 1,650,070. Forecast637 kmNNE

After

1. 2.05 km WNW of Hiawatha, UtahThu, Dec 10, 10:59 PM MST · 16357 days ago · 6 km deep · 64 km away
2. 1.617 km WSW of Emery, UtahSun, Dec 13, 12:46 PM MST · 16354 days ago · 6 km deep · 75 km away
3. 1.56 km WSW of Hiawatha, UtahFri, Dec 18, 2:09 PM MST · 16349 days ago · 14 km deep · 62 km away

Before

1. 1.711 km NNW of Orangeville, UtahSat, Nov 21, 12:28 AM MST · 16377 days ago · 6 km deep · 53 km away
2. 1.614 km W of Huntington, UtahTue, Nov 17, 5:57 AM MST · 16381 days ago · 6 km deep · 57 km away
3. 2.011 km W of Huntington, UtahMon, Nov 16, 8:08 PM MST · 16381 days ago · 5 km deep · 53 km away
4. 1.612 km S of Sunnyside, UtahSat, Nov 14, 1:05 AM MST · 16384 days ago · 9 km deep · 48 km away
5. 1.73 km W of Hiawatha, UtahFri, Nov 13, 5:38 PM MST · 16384 days ago · 11 km deep · 62 km away
6. 1.711 km W of Huntington, UtahMon, Nov 9, 8:14 PM MST · 16388 days ago · 3 km deep · 54 km away
7. 1.64 km WSW of Hiawatha, UtahMon, Nov 9, 12:28 PM MST · 16388 days ago · 6 km deep · 61 km away
8. 2.45 km N of Helper, UtahThu, Nov 5, 4:17 PM MST · 16392 days ago · 2 km deep · 79 km away
9. 2.33 km W of Hiawatha, UtahSun, Nov 1, 11:27 PM MST · 16396 days ago · 9 km deep · 63 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu50003115. Read Wed, Sep 23, 2026, 5:00 AM UTC.