The Titans dominated the second half to earn the Class 4A Greater St. Helens League victory.
Union limited Camas to four field goals in the second half, outscoring the Papermekers 38-16.
Jessica Chatman finished with 18 points for the Titans (10-3, 3-0). Tuileisu Anderson had 14 points and 16 rebounds and Kendra Preuninger made four 3-pointers en route to her 14 points.
Tessa Vanderpool had nine points and five assists.
For Camas (6-6, 1-2), which led 15-11 after the first quarter, Rachel Rice was the top scorer with 11 points.