M4.1 earthquake 21 km W of Preston, Nevada
A magnitude 4.1 earthquake struck 21 km W of Preston, Nevada on Sun, Sep 27, 2026, 12:01 AM PDT (07:01 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M4.1 20 km W of Preston, Nevada. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mwr), light
- Local time
- UTC
- 2026-09-27 07:01:41 UTC
- Depth
- 6.0 km (3.7 mi), shallow
- Epicenter
- 38.932° N, 115.308° W
- Region
- Nevada
- Felt reports
- 7
- Strongest shaking
- IV, light shaking
- PAGER alert
- Green
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- IV, light shaking
- Peak ground acceleration
- 3.8% of gravity
- Peak ground velocity
- 1.4 cm/s
- Map
- Automatic
Did you feel it?
7 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking. If you felt it, tell the USGS: every report sharpens the shaking map.
Estimated impact
The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.
- Alert level
- Green: little or no damage or loss of life expected
| Range | Chance |
|---|---|
| Under 1 | 95% |
| 1 to 10 | 5% |
| 10 to 100 | Under 1% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
| Range, million USD | Chance |
|---|---|
| Under 1 | 90% |
| 1 to 10 | 9% |
| 10 to 100 | Under 1% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Normal
- Moment magnitude
- 4.1 Mwr
- Nodal plane 1
- Strike 221°, dip 45°, rake -71°
- Nodal plane 2
- Strike 16°, dip 48°, rake -108°
How well it is located
Reviewed by a seismologist.
- Station coverage gap
- 121°
- Stations used
- 8
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 8 since this one and 2 in the 30 days before it.
After
- 3.020 km W of Preston, Nevada · 3 days ago · 4 km deep · 1 km away
- 3.321 km W of Preston, Nevada · 3 days ago · 6 km deep · 1 km away
- 2.620 km W of Preston, Nevada · 3 days ago · 4 km deep · 1 km away
- 1.826 km W of Preston, Nevada · 3 days ago · 6 km deep · 5 km away
- 4.120 km W of Preston, Nevada · 3 days ago · 6 km deep · 1 km away · felt by 1
- 2.022 km W of Preston, Nevada · 3 days ago · 3 km deep · 1 km away
- 3.320 km W of Preston, Nevada · 2 days ago · 0 km deep · 4 km away
- 3.119 km W of Preston, Nevada · 26 hr ago · 0 km deep · 2 km away
Before
Earthquakes todayNevada earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event nn00924930 (also filed as us6000txxb). Read Wed, Sep 30, 2026, 11:35 AM UTC.