M1.8 earthquake 13 km N of Dillon, Montana
A magnitude 1.8 earthquake struck 13 km N of Dillon, Montana on Thu, Oct 30, 2014, 4:37 AM MDT (10:37 UTC), 10 km (6 mi) below the surface.
Automatic solution: the magnitude and location may still be revised.
A larger quake followed: M3.3 34 km S of Virginia City, Montana. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (mc), micro
- Local time
- UTC
- 2014-10-30 10:37:33 UTC
- Depth
- 9.6 km (6.0 mi), shallow
- Epicenter
- 45.336° N, 112.609° W
- Region
- Montana
- Tsunami flag
- No
- Status
- Automatic solution, may be revised
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
An automatic solution; a seismologist may revise it.
- Location uncertainty
- About 0.5 km horizontally, 0.4 km in depth
- Magnitude uncertainty
- ±0.50
- Station coverage gap
- 94°
- Stations used
- 27
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 6 in the 30 days before it.
After
- 2.431 km WNW of Hebgen Lake Estates, Montana · 4330 days ago · 10 km deep · 98 km away
- 2.521 km NE of Lima, Montana · 4326 days ago · 5 km deep · 68 km away
- 3.334 km S of Virginia City, Montana · 4320 days ago · 9 km deep · 70 km away
- 1.833 km SSE of Virginia City, Montana · 4320 days ago · 9 km deep · 70 km away
- 1.5Idaho-Montana border region · 4311 days ago · 9 km deep · 78 km away
- 1.89 km SSE of Harrison, Montana · 4306 days ago · 7 km deep · 75 km away
- 1.54 km E of Pony, Montana · 4306 days ago · 6 km deep · 70 km away
- 1.65 km E of Pony, Montana · 4306 days ago · 7 km deep · 71 km away
- 1.517 km W of Whitehall, Montana · 4299 days ago · 12 km deep · 64 km away
Before
- 1.741 km NE of Spencer, Idaho · 4354 days ago · 10 km deep · 94 km away
- 1.624 km W of Twin Bridges, Montana · 4359 days ago · 11 km deep · 19 km away
- 2.120 km SSW of Whitehall, Montana · 4360 days ago · 7 km deep · 53 km away
- 1.741 km NE of Spencer, Idaho · 4365 days ago · 11 km deep · 94 km away
- 1.618 km N of Spencer, Idaho · 4378 days ago · 7 km deep · 96 km away
- 1.519 km N of Spencer, Idaho · 4378 days ago · 8 km deep · 94 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event mb14799105. Read Mon, Sep 28, 2026, 10:28 PM UTC.