Nevada earthquakes

M3.9 earthquake 1 km W of Sparks, Nevada

A magnitude 3.9 earthquake struck 1 km W of Sparks, Nevada on Fri, Jun 27, 1986, 7:06 PM PDT (02:06 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.3 5 km SSW of Topaz Lake, Nevada. This one was a foreshock.

Sparks forecastMore in Nevada

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
3.9 (Md, duration), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1986-06-28 02:06:29 UTC
Depth
13.0 km (8.1 mi), shallow
Epicenter
39.533° N, 119.770° W
Region
Nevada
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

Felt (V) at Reno and Sparks. Felt (IV) at Fernley. Also felt at Sun Valley.

From the USGS event page for usp0002vg5. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 5 in the 30 days before it.

After

Before

Earthquakes todayNevada earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002vg5. Read Thu, Oct 1, 2026, 9:59 AM UTC.