MARENGO – Iowa Valley was no match for the juggernaut of North Mahaska volleyball. The Warhawks finished the regular South Iowa Cedar League season undefeated and moved their season mark to 17-1. North Mahaska defeated Iowa Valley 25-15, 25-16 and 25-18.

Sydney Andersen recorded 10 kills and Ragan Grewe added seven to lead the Warhawk attack. Nataliya Linder added four kills, and three blocks and Kieren Perez had two blocks.

Kayla Readshaw doled out 13 assists with six digs and two service aces. Grewe recorded nine digs, and Gracie DeGeest had eight. Grewe led the team in aces with five, and Andersen recorded three.

North Mahaska will host the opening round of the conference tourney Monday. Lynnville-Sully and English Valleys play at 5 p.m. in a best-of-three sets, then the winner takes on North Mahaska at 7 p.m. in a best-of-five match. The finals will be held on Thursday, Oct. 17 at sites to be determined.