The Cougars (10-1) won their eighth consecutive game, taking down the Raiders (5-6-2) in Wales.
Grace Averill scored two goals and assisted on two more for Dirigo, which jumped out to a 3-0 lead in the first quarter. Alyssa Ellis and Nicole Turnbull scored off assists by Averill, then Emily Woods added an unassisted tally.
Oak Hill’s Grace Behne, assisted by Izzy Whitaker, cut the deficit to 3-1 with a third-quarter goal. Then Averill capped the scoring with two goals in the fourth period.
The Cougars kept Raiders goalie Sierra Lane busy with 28 shots on goal, but Lane was up to the challenge, making 23 saves. Dirigo goalie Keira Kelley stopped five shots.