Katie Rathbeger had 18 points, eight boards, seven steals and five assists in a win over Kalama.
The Bulldogs took a six point lead into halftime, then outscored Kalama 21-5 in the third quarter to pull away.
Ashley Brannan had 11 points and Cassie MacNab added 10 for Stevenson.
Kalama was paced by Akura Rocha’s 21 points.
STEVENSON 67, KALAMA 53
KALAMA (4-6) — Nicole Settles 4, Taylor Tabor 8, Lily Given 6, Gracie Stemkoski 4, Matti Olson 8, Akura Rocha 21, Alicia Tinoco 2. Totals 12 (2) 19-37 53.
STEVENSON (6-3) — Jaida Emerson 4, Cassie MacNab 10, Jade Waymire 2, Katie Rathgeber 18, Jenna Monzon, Jazmine Morat 5, Ashley Brannan 11, Alisyn Backlund 4, Kaitlyn Wenz 13, Anfisa Sheratski 0, Sara Campbell 0. Totals 28 (0) 11-21 67.