Idaho earthquakes

M2.1 earthquake 2 km NNW of Driggs, Idaho

A magnitude 2.1 earthquake struck 2 km NNW of Driggs, Idaho on Tue, Dec 19, 2017, 11:56 AM MST (18:56 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.5 14 km ESE of Alpine, Wyoming. This one was a foreshock.

Driggs forecastMore in Idaho

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
2.1 (ml), micro
Local time
UTC
2017-12-19 18:56:35 UTC
Depth
3.4 km (2.1 mi), shallow
Epicenter
43.748° N, 111.125° W
Region
Idaho
Felt reports
1
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.4 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.06
Depth from
From location
Station coverage gap
137°
Stations used
37

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 2.63 km NNW of Thayne, Wyoming · 3187 days ago · 5 km deep · 89 km away · felt by 6
  2. 2.417 km ESE of Kelly, Wyoming · 3180 days ago · 2 km deep · 60 km away
  3. 1.649 km ESE of West Yellowstone, Montana · 3175 days ago · 4 km deep · 94 km away
  4. 2.122 km ESE of Kelly, Wyoming · 3173 days ago · 7 km deep · 65 km away
  5. 1.513 km NE of Tetonia, Idaho · 3173 days ago · 14 km deep · 19 km away
  6. 1.624 km SSE of West Yellowstone, Montana · 3169 days ago · 4 km deep · 79 km away
  7. 2.225 km SSE of West Yellowstone, Montana · 3168 days ago · 4 km deep · 78 km away
  8. 1.546 km SE of West Yellowstone, Montana · 3164 days ago · 4 km deep · 83 km away
  9. 1.66 km SSW of Victor, Idaho · 3163 days ago · 2 km deep · 22 km away
  10. 3.514 km ESE of Alpine, Wyoming · 3162 days ago · 5 km deep · 71 km away · felt by 47
  11. 1.648 km ESE of West Yellowstone, Montana · 3160 days ago · 3 km deep · 86 km away
  12. 1.835 km E of Kelly, Wyoming · 3150 days ago · 15 km deep · 76 km away
  13. 2.412 km WSW of West Yellowstone, Montana · 3146 days ago · 12 km deep · 99 km away

Before

  1. 1.724 km N of Bondurant, Wyoming · 3219 days ago · -1 km deep · 65 km away
  2. 2.42 km NNE of Victor, Idaho · 3219 days ago · 2 km deep · 14 km away
  3. 1.911 km SW of West Yellowstone, Montana · 3220 days ago · 14 km deep · 94 km away
  4. 1.825 km E of Kelly, Wyoming · 3234 days ago · 4 km deep · 68 km away

Earthquakes todayIdaho earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000btb7 (also filed as mb80275344). Read Tue, Sep 29, 2026, 10:25 AM UTC.