Take a look at these two quakes.  One was southeast of Reno, the other just south of it.

3.0
Date-Time

Thursday, July 14, 2011 at 01:13:00 PM at epicenter

Location 39.074°N, 118.401°W
Depth 10.9 km (6.8 miles)
Region NEVADA

3.1
Date-Time

Thursday, July 14, 2011 at 12:52:53 AM at epicenter

Location 39.318°N, 119.986°W
Depth 7.7 km (4.8 miles)
Region NEVADA