Yes, I saw those, the California, yucca valley, and Mexico quakes appear to be on the same general fault line, and there was a 2.0 south of San francisco, the same hour, on the San Andreas fault.
Mizar
The following were both
on/near the San Andreas fault in the same time period (+/- 1 hr.)
Magnitude 1.6
Date-Time Friday, August 06, 2010 at
17:08:51 UTC
Friday, August 06, 2010 at 10:08:51 AM at epicenter
Location 37.324°N, 122.100°W
Region SA
N FRANCISCO BAY AREA, CALIFORNIA
Distances 5 km (3 miles) S (183°) from Los Altos, CA
5 km (3 miles) W (277°) from Cupertino, CA
Magnitude: 1.1
Date-Time Friday, August 06, 2010 at
18:02:45 UTCFriday, August 06, 2010 at 11:02:45 AM at epicenter
Location 36.071°N, 120.662°W
Region
CENTRAL CALIFORNIA Distances 23 km (14 miles) ENE (75°) from San Ardo, CA
26 km (16 miles) NNE (29°) from Bradley, CA
28 km (18 miles) NW (313°) from Parkfield, CA
28 km (18 miles) WSW (254°) from Coalinga, CA
49 km (31 miles) N (2°) from Paso Robles, CA