Three of four Butler County high school hockey teams begin their season this week:

FreeportHome ice:Belmont Arena, Kittanning

First game: Bishop McCort at Freeport, 6:15 p.m., Thursday

KnochHome ice:Valley Sports Center

First game:Center at Knoch, 7 p.m., Monday

MarsHome ice: Warrendale Blade Runners

First game:Mars at Westmont- Hilltop, 7 p.m., Oct. 31

Seneca ValleyHome ice:Warrendale Blade Runners

First game:Seneca Valley at Gateway, 6:30 p.m., Monday