M1.9 earthquake 19 km SSW of Robertson, Wyoming
A magnitude 1.9 earthquake struck 19 km SSW of Robertson, Wyoming on Wed, Nov 1, 2017, 2:39 AM MDT (08:39 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M2.0 16 km S of Robertson, Wyoming. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (ml), micro
- Local time
- UTC
- 2017-11-01 08:39:36 UTC
- Depth
- 6.5 km (4.0 mi), shallow
- Epicenter
- 41.022° N, 110.490° W
- Region
- Wyoming
- 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 0.8 km horizontally, 2.3 km in depth
- Magnitude uncertainty
- ±0.27
- Depth from
- From location
- Station coverage gap
- 136°
- Stations used
- 17
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 2.03 km NE of Silver Summit, Utah · 3255 days ago · 13 km deep · 86 km away
- 1.73 km NE of Silver Summit, Utah · 3255 days ago · 13 km deep · 86 km away
- 2.016 km S of Robertson, Wyoming · 3239 days ago · 13 km deep · 5 km away
- 2.030 km SSE of Evanston, Wyoming · 3232 days ago · 19 km deep · 29 km away
Before
Earthquakes todayWyoming earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uu60255752. Read Wed, Sep 30, 2026, 10:24 PM UTC.