M2.2 earthquake 5 km SW of Elliston, Montana

Magnitude

2.2 (ML, local (Richter)), micro

Magnitude from

Montana Bureau of Mines and Geology

Local time

Mon, Mar 22, 2021, 12:20 AM MDT

UTC

2021-03-22 06:20:49 UTC

Depth

17.1 km (10.7 mi), shallow

Epicenter

46.524° N, 112.482° W

Region

Montana

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.9 km in depth

Magnitude uncertainty

±0.13

Depth from

From location

Station coverage gap

73°

Stations used

27

• Deer Lodge, MontanaPopulation 2,965. Forecast24 kmNE
• Helena, MontanaPopulation 32,091. Forecast35 kmWSW
• Billings, MontanaPopulation 117,116. Forecast317 kmWNW
• Calgary, CanadaPopulation 1,306,784. Forecast517 kmSSE

After

1. 2.312 km ESE of Lincoln, MontanaTue, Mar 23, 3:23 AM MDT · 2022 days ago · 9 km deep · 43 km away
2. 3.113 km NNW of Marysville, MontanaThu, Mar 25, 12:16 AM MDT · 2020 days ago · 5 km deep · 39 km away · felt by 7
3. 1.927 km SSW of Augusta, MontanaWed, Mar 31, 10:52 PM MDT · 2013 days ago · 12 km deep · 80 km away
4. 2.011 km WSW of Drummond, MontanaSun, Apr 4, 4:53 AM MDT · 2010 days ago · 8 km deep · 63 km away
5. 2.214 km ESE of Lincoln, MontanaSun, Apr 4, 7:23 PM MDT · 2009 days ago · 13 km deep · 40 km away
6. 2.0Western MontanaThu, Apr 8, 10:19 PM MDT · 2005 days ago · 0 km deep · 68 km away
7. 1.51 km ENE of Toston, MontanaSun, Apr 11, 3:46 AM MDT · 2003 days ago · 1 km deep · 90 km away
8. 2.210 km NE of Toston, MontanaThu, Apr 15, 6:04 AM MDT · 1999 days ago · 1 km deep · 92 km away
9. 2.48 km WSW of Lincoln, MontanaSun, Apr 18, 5:53 AM MDT · 1996 days ago · 17 km deep · 49 km away · felt by 2
10. 2.218 km NW of Marysville, MontanaSun, Apr 18, 6:08 AM MDT · 1996 days ago · 17 km deep · 38 km away
11. 2.415 km ESE of Lincoln, MontanaSat, Apr 24, 5:14 PM MDT · 1989 days ago · 13 km deep · 40 km away
12. 1.615 km SW of Radersburg, MontanaSun, Apr 25, 2:33 AM MDT · 1989 days ago · 6 km deep · 71 km away
13. 1.914 km SW of Radersburg, MontanaSun, Apr 25, 8:23 AM MDT · 1989 days ago · 7 km deep · 70 km away
14. 1.914 km SW of Radersburg, MontanaSun, Apr 25, 11:05 AM MDT · 1989 days ago · 5 km deep · 70 km away
15. 1.823 km WSW of Craig, MontanaSat, May 8, 7:30 AM MDT · 1976 days ago · 4 km deep · 58 km away
16. 2.227 km NNW of Lincoln, MontanaSat, May 8, 6:24 PM MDT · 1975 days ago · 10 km deep · 77 km away
17. 1.713 km ESE of Lincoln, MontanaFri, May 14, 12:37 PM MDT · 1970 days ago · 13 km deep · 43 km away
18. 3.011 km SE of Lincoln, MontanaTue, May 18, 9:02 PM MDT · 1965 days ago · 10 km deep · 41 km away · felt by 5

Before

1. 1.812 km ESE of Lincoln, MontanaSun, Mar 21, 9:30 AM MDT · 2024 days ago · 11 km deep · 42 km away
2. 2.55 km SW of Elliston, MontanaFri, Mar 19, 6:43 PM MDT · 2025 days ago · 20 km deep · 1 km away
3. 1.913 km ESE of Lincoln, MontanaMon, Mar 15, 8:35 AM MDT · 2030 days ago · 15 km deep · 43 km away
4. 2.119 km W of Pony, MontanaTue, Mar 9, 3:17 AM MST · 2036 days ago · 5 km deep · 97 km away
5. 1.87 km WSW of Willow Creek, MontanaMon, Mar 8, 9:11 AM MST · 2037 days ago · 2 km deep · 99 km away
6. 1.9Western MontanaFri, Mar 5, 9:22 AM MST · 2040 days ago · 6 km deep · 96 km away
7. 1.514 km ESE of Lincoln, MontanaMon, Mar 1, 2:36 AM MST · 2044 days ago · 15 km deep · 41 km away
8. 1.69 km SW of Radersburg, MontanaSat, Feb 27, 4:59 AM MST · 2046 days ago · 4 km deep · 74 km away

From the USGS Earthquake Hazards Program and its partner networks, event mb80492564. Read Mon, Oct 5, 2026, 7:01 AM UTC.