M3.1 earthquake 63 km W of Supai, Arizona
A magnitude 3.1 earthquake struck 63 km W of Supai, Arizona on Tue, Aug 3, 2021, 10:31 PM MST (05:31 UTC), 5 km (3 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.1 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2021-08-04 05:31:15 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 36.283° N, 113.393° W
- Region
- Arizona
- 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 1.3 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- Operator assigned
- Station coverage gap
- 34°
- Stations used
- 33
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
- 2.26 km E of Washington, Utah · 1884 days ago · 13 km deep · 94 km away
- 2.332 km S of Saint George, Utah · 1866 days ago · 9 km deep · 60 km away
- 1.64 km NNE of Saint George, Utah · 1840 days ago · 7 km deep · 96 km away
- 2.837 km SSE of Kaibab, Arizona · 1838 days ago · 18 km deep · 84 km away · felt by 2
Before
Earthquakes todayArizona earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000f235. Read Sat, Oct 3, 2026, 1:31 AM UTC.