M2.9 earthquake 3 km WNW of Williamson, Arizona
A magnitude 2.9 earthquake struck 3 km WNW of Williamson, Arizona on Thu, Feb 5, 1976, 2:02 PM MST (21:02 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.6 8 km S of Williamson, Arizona. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.9 (ml), micro
- Local time
- UTC
- 1976-02-05 21:02:40 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 34.703° N, 112.574° 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.
- Depth from
- OPERATOR_ASSIGNED
- 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: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.68 km S of Williamson, Arizona · 18489 days ago · 10 km deep · 11 km away
- 2.815 km NW of Wilhoit, Arizona · 18477 days ago · 10 km deep · 23 km away
Before
Earthquakes todayArizona earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000ey6. Read Tue, Sep 22, 2026, 9:21 PM UTC.