M1.5 earthquake 5 km SE of Salmon, Idaho
A magnitude 1.5 earthquake struck 5 km SE of Salmon, Idaho on Wed, Jul 19, 2017, 7:06 PM MDT (01:06 UTC), 7 km (4 mi) below the surface.
A larger quake followed: M2.4 25 km WNW of Challis, Idaho. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (ML, local (Richter)), micro
- Magnitude from
- Montana Bureau of Mines and Geology
- Local time
- UTC
- 2017-07-20 01:06:21 UTC
- Depth
- 6.7 km (4.1 mi), shallow
- Epicenter
- 45.142° N, 113.840° W
- Region
- Idaho
- 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 2.5 km horizontally, 4.5 km in depth
- Magnitude uncertainty
- ±0.25
- Depth from
- From location
- Station coverage gap
- 155°
- Stations used
- 9
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 6 in the 30 days before it.
After
- 2.425 km WNW of Challis, Idaho · 3338 days ago · 4 km deep · 80 km away
- 1.517 km WSW of Challis, Idaho · 3337 days ago · 8 km deep · 89 km away
- 1.910 km NW of Challis, Idaho · 3335 days ago · 5 km deep · 72 km away
- 1.6Western Montana · 3329 days ago · 6 km deep · 100 km away
- 2.09 km NNE of Challis, Idaho · 3325 days ago · 10 km deep · 67 km away
- 1.615 km WSW of Challis, Idaho · 3309 days ago · 7 km deep · 89 km away
Before
- 2.424 km E of Clayton, Idaho · 3371 days ago · 5 km deep · 96 km away
- 1.630 km NNW of Lima, Montana · 3377 days ago · 2 km deep · 93 km away
- 1.730 km NNW of Lima, Montana · 3380 days ago · 3 km deep · 92 km away
- 1.831 km NNW of Lima, Montana · 3380 days ago · 3 km deep · 92 km away
- 2.430 km NNW of Lima, Montana · 3381 days ago · 10 km deep · 92 km away
- 1.68 km N of Challis, Idaho · 3388 days ago · 8 km deep · 70 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event mb80234129. Read Fri, Oct 2, 2026, 3:35 AM UTC.