PGA Tour Driving Distance Watch, Vol. 7

The cold and kikuyu at Riviera kept the PGA Tour driving distance average nearly the same at 286.1 yards. 

ShotLink at the Nissan also says that the Tour driving distance average for all drives is 285.6 yards (it was 279.8 at the Nissan).

And 5 drives were added to the 350 and longer club, bringing the season total to 493.