M2.0 earthquake 18 km N of Dillon, Montana

Magnitude

2.0 (ML, local (Richter)), micro

Magnitude from

Montana Bureau of Mines and Geology

Local time

Mon, Jan 1, 2018, 5:26 PM MST

UTC

2018-01-02 00:26:31 UTC

Depth

5.6 km (3.5 mi), shallow

Epicenter

45.377° N, 112.598° W

Region

Montana

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 3.0 km in depth

Magnitude uncertainty

±0.16

Depth from

From location

Station coverage gap

133°

Stations used

19

• Dillon, MontanaPopulation 4,210. Forecast18 kmN
• Butte, MontanaPopulation 34,190. Forecast70 kmS
• Billings, MontanaPopulation 117,116. Forecast322 kmW
• Calgary, CanadaPopulation 1,306,784. Forecast640 kmS

After

1. 1.58 km NW of Ennis, MontanaTue, Jan 2, 7:15 AM MST · 3195 days ago · 3 km deep · 62 km away
2. 2.19 km SSE of Lima, MontanaWed, Jan 10, 7:41 PM MST · 3186 days ago · 8 km deep · 91 km away
3. 2.237 km SSE of Virginia City, MontanaSat, Jan 13, 5:17 AM MST · 3184 days ago · 5 km deep · 79 km away
4. 1.834 km SSE of Virginia City, MontanaSat, Jan 13, 7:01 AM MST · 3184 days ago · 7 km deep · 76 km away
5. 1.530 km NNE of Spencer, IdahoSat, Jan 20, 12:08 AM MST · 3177 days ago · 10 km deep · 92 km away
6. 1.814 km NW of Twin Bridges, MontanaSun, Jan 21, 4:49 AM MST · 3176 days ago · 4 km deep · 33 km away
7. 2.613 km S of Whitehall, MontanaMon, Jan 22, 3:00 PM MST · 3175 days ago · 5 km deep · 56 km away · felt by 2
8. 2.316 km NNE of Dillon, MontanaTue, Jan 23, 9:27 AM MST · 3174 days ago · 8 km deep · 3 km away
9. 2.111 km SSE of Ennis, MontanaWed, Feb 14, 5:01 PM MST · 3152 days ago · 3 km deep · 72 km away
10. 2.3Western MontanaWed, Feb 21, 2:21 PM MST · 3145 days ago · 2 km deep · 72 km away

Before

1. 2.316 km S of Whitehall, MontanaFri, Dec 29, 4:54 AM MST · 3199 days ago · 4 km deep · 53 km away · felt by 1
2. 2.143 km NE of Spencer, IdahoTue, Dec 26, 8:49 AM MST · 3202 days ago · 10 km deep · 96 km away
3. 2.417 km SSW of Whitehall, MontanaSun, Dec 24, 6:52 PM MST · 3203 days ago · 5 km deep · 51 km away
4. 2.224 km NNE of Lima, MontanaThu, Dec 21, 8:41 AM MST · 3207 days ago · 1 km deep · 60 km away
5. 2.918 km SSW of Whitehall, MontanaMon, Dec 18, 7:52 AM MST · 3210 days ago · 5 km deep · 50 km away
6. 1.717 km WNW of Twin Bridges, MontanaFri, Dec 15, 8:33 PM MST · 3212 days ago · 5 km deep · 26 km away
7. 1.740 km NNE of Spencer, IdahoThu, Dec 14, 8:22 PM MST · 3213 days ago · 7 km deep · 92 km away
8. 2.117 km S of Whitehall, MontanaWed, Dec 13, 2:21 PM MST · 3215 days ago · 2 km deep · 53 km away
9. 1.716 km S of Whitehall, MontanaWed, Dec 13, 10:25 AM MST · 3215 days ago · 4 km deep · 54 km away
10. 2.614 km S of Whitehall, MontanaWed, Dec 6, 9:22 AM MST · 3222 days ago · 12 km deep · 55 km away
11. 2.033 km N of Spencer, IdahoSun, Dec 3, 10:30 PM MST · 3224 days ago · 7 km deep · 86 km away

From the USGS Earthquake Hazards Program and its partner networks, event mb80276534. Read Fri, Oct 2, 2026, 1:06 PM UTC.