Montana earthquakes

M1.7 earthquake 11 km W of Clancy, Montana

A magnitude 1.7 earthquake struck 11 km W of Clancy, Montana on Mon, Mar 20, 2017, 7:49 AM MDT (13:49 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.3 4 km W of Ponderosa Pines, Montana. This one was a foreshock.

Clancy forecastMore in Montana

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.7 (ML, local (Richter)), micro
Magnitude from
Montana Bureau of Mines and Geology
Local time
UTC
2017-03-20 13:49:53 UTC
Depth
1.5 km (0.9 mi), shallow
Epicenter
46.467° N, 112.140° W
Region
Montana
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.3 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
75°
Stations used
21

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.64 km SE of Avon, Montana · 3480 days ago · 14 km deep · 34 km away · felt by 2
  2. 3.34 km W of Ponderosa Pines, Montana · 3465 days ago · 8 km deep · 73 km away · felt by 6
  3. 2.14 km W of Ponderosa Pines, Montana · 3465 days ago · 6 km deep · 73 km away
  4. 1.64 km W of Ponderosa Pines, Montana · 3465 days ago · 4 km deep · 73 km away
  5. 2.14 km W of Ponderosa Pines, Montana · 3464 days ago · 4 km deep · 73 km away
  6. 1.94 km W of Ponderosa Pines, Montana · 3463 days ago · 3 km deep · 73 km away
  7. 1.68 km SW of Pony, Montana · 3453 days ago · 4 km deep · 98 km away
  8. 2.312 km W of Ponderosa Pines, Montana · 3440 days ago · 14 km deep · 69 km away
  9. 1.86 km NE of Manhattan, Montana · 3439 days ago · 4 km deep · 92 km away
  10. 2.36 km ESE of Ponderosa Pines, Montana · 3434 days ago · 2 km deep · 82 km away

Before

  1. 1.84 km SE of Avon, Montana · 3488 days ago · 12 km deep · 34 km away
  2. 1.510 km NNE of Lincoln, Montana · 3488 days ago · 8 km deep · 72 km away
  3. 1.74 km SE of Avon, Montana · 3489 days ago · 15 km deep · 34 km away
  4. 3.84 km ESE of Avon, Montana · 3489 days ago · 20 km deep · 33 km away · felt by 231
  5. 3.49 km ENE of Marysville, Montana · 3495 days ago · 11 km deep · 37 km away · felt by 53
  6. 2.515 km S of Whitehall, Montana · 3501 days ago · 5 km deep · 82 km away
  7. 2.418 km ESE of Ovando, Montana · 3501 days ago · 11 km deep · 80 km away
  8. 1.74 km W of Ponderosa Pines, Montana · 3502 days ago · 5 km deep · 74 km away
  9. 2.412 km ESE of Lincoln, Montana · 3506 days ago · 11 km deep · 56 km away
  10. 1.610 km SW of Ponderosa Pines, Montana · 3510 days ago · -1 km deep · 75 km away

Earthquakes todayMontana earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80202459. Read Thu, Oct 1, 2026, 10:19 AM UTC.