Tony Watson has allowed one run all year, that coming on a wind-blown home at Wrigley Field off the bat of Kris Bryant. That does not show up in a pitchers numbers, as it treats all home runs the same.
However, the ball struck by Bryant had an exit velocity of 89.9 miles per hour with a launch angle of 33 degrees, traveling 383 feet. Giving a +/- of two to both the exit velocity (88-92) and launch angle (31-35), the batting average comes out to .058 a slugging percentage of .159, the wOBA is just .