Dewey Egan led the Falcons with six goals, Tyler Tullar added three goals and Bobby Gavin made 10 saves.
Aidan Goltz scored three goals and Luke Barnes had a 2g, 3a evening.
Andrew Cumming and Easton Babb combined for eight goals to help Foothill defeat Newport Harbor.
The sophomore trio of Logan Ip, Tyler Caffarelli, and Lucas Newton paced the Corona Del Mar boys lacrosse team to a season-opening 11-5 win over Servite on Saturday.
Lucy Hodge scored eight goals to lead San Juan Hills to a first-ever win over Beckman.