M1.6 earthquake 8 km SSE of Washington, Utah

Magnitude

1.6 (Md, duration), micro

Magnitude from

University of Utah Seismograph Stations

Local time

Wed, Dec 23, 2020, 4:14 PM MST

UTC

2020-12-23 23:14:49 UTC

Depth

15.3 km (9.5 mi), shallow

Epicenter

37.054° N, 113.482° W

Region

Utah

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.7 km horizontally, 2.2 km in depth

Magnitude uncertainty

±0.40

Depth from

From location

Station coverage gap

248°, poorly surrounded by stations

Stations used

6

• Washington, UtahPopulation 24,299. Forecast9 kmSSE
• Sunrise Manor, NevadaPopulation 189,372. Forecast170 kmNE
• Phoenix, ArizonaPopulation 1,650,070. Forecast421 kmNNW

After

1. 2.112 km E of Brian Head, UtahFri, Jan 1, 1:50 AM MST · 2100 days ago · 5 km deep · 99 km away
2. 1.713 km SSE of Kanarraville, UtahFri, Jan 1, 11:05 PM MST · 2099 days ago · 1 km deep · 51 km away
3. 2.639 km S of Centennial Park, ArizonaSat, Jan 2, 2:25 AM MST · 2099 days ago · 12 km deep · 63 km away · felt by 1
4. 1.616 km SW of Santa Clara, UtahSun, Jan 3, 11:21 AM MST · 2098 days ago · 11 km deep · 28 km away
5. 1.810 km SSW of Orderville, UtahFri, Jan 8, 3:39 AM MST · 2093 days ago · -1 km deep · 71 km away
6. 1.88 km NW of Cedar City, UtahFri, Jan 8, 7:07 AM MST · 2093 days ago · 8 km deep · 81 km away
7. 2.1ArizonaSat, Jan 9, 6:51 AM MST · 2092 days ago · 19 km deep · 11 km away
8. 1.79 km WNW of Alton, UtahWed, Jan 13, 2:36 AM MST · 2088 days ago · 14 km deep · 93 km away
9. 1.617 km WSW of Ivins, UtahFri, Jan 15, 12:59 AM MST · 2086 days ago · 10 km deep · 33 km away
10. 2.64 km NW of Cane Beds, ArizonaMon, Jan 18, 3:36 AM MST · 2083 days ago · 20 km deep · 50 km away
11. 1.732 km NNE of Newcastle, UtahSun, Jan 24, 10:55 AM MST · 2077 days ago · 1 km deep · 99 km away
12. 2.09 km E of Springdale, UtahThu, Jan 28, 7:55 AM MST · 2073 days ago · 18 km deep · 55 km away · felt by 1
13. 1.723 km E of Littlefield, ArizonaThu, Jan 28, 1:29 PM MST · 2073 days ago · 0 km deep · 27 km away
14. 1.710 km E of Springdale, UtahWed, Feb 10, 1:35 AM MST · 2060 days ago · 21 km deep · 55 km away
15. 1.610 km WNW of Glendale, UtahThu, Feb 11, 12:43 PM MST · 2059 days ago · 13 km deep · 76 km away

Before

1. 1.69 km E of Springdale, UtahMon, Dec 21, 4:56 PM MST · 2111 days ago · 21 km deep · 54 km away
2. 1.512 km SSE of Kanarraville, UtahWed, Dec 16, 1:51 AM MST · 2116 days ago · 6 km deep · 51 km away
3. 1.614 km ENE of Springdale, UtahThu, Dec 10, 5:41 PM MST · 2121 days ago · 19 km deep · 59 km away
4. 1.714 km SSW of Kaibab, ArizonaThu, Dec 10, 4:44 AM MST · 2122 days ago · 19 km deep · 69 km away
5. 2.49 km S of Cedar City, UtahThu, Dec 3, 1:55 PM MST · 2129 days ago · 11 km deep · 70 km away · felt by 4
6. 2.011 km WNW of Cedar City, UtahSun, Nov 29, 5:59 AM MST · 2133 days ago · 0 km deep · 77 km away

From the USGS Earthquake Hazards Program and its partner networks, event uu60422592. Read Fri, Oct 2, 2026, 12:01 PM UTC.