Anna Torri scored on an assist by Carri Hanks, and Hanks scored in the second half to give Niskayuna a 2-0 victory over Columbia in the Suburban Council.
Emily King made three saves for the Silver Warriors as they improved to 8-0 in the SC and 9-0 overall.
Sydney Shaw had two goals and an assist, and Laura Morelli scored two goals as Bethlehem defeated Scotia-Glenville, 7-0, in a non-league match.
McKenzi Ruetz and Jordan Brazis-Eberle each had a goal and an assist for Bethlehem (6-4), and Molly Higgins scored a goal.
Nadine LaFreniera scored in overtime to give Guilderland a 2-1 win over Emma Willard in a non-league match.
LaFreniera gave the Lady Dutch (1-8) a 1-0 lead in the first half, then Harley Downey-Teachout scored on an assist by Olivia Gundrum to tie it in the second half for Emma Willard (6-3).
Elizabeth Schumacher made 15 saves and Hailey Marini and Isabella Sericolo each had an assist for Guilderland, and Zoe McGuire made six saves for Emma Willard.