Tanner Lupton kept the Douglas (18-20) off the board during his seven innings of work and the Treasure Valley (33-15) beat the Douglas, 7-0.
Lupton allowed four hits, two walks and struck out four.
The Treasure Valley blew out the Douglas thanks to nine hits, including zero extra base hits. A two-run error delivered the runs in the seventh. The Treasure Valley had three hits in the inning.
Stephan Zanoni racked up three RBIs on two hits for the Treasure Valley. He singled in the first and seventh innings.
Brandon Chernoff (3-4) took the loss for the Douglas. He lasted just six innings, walked three, struck out three, and allowed five runs.