At Houlton, the Shiretowners outscored the Raiders 19-3 in the third quarter to break open a close contest.
Sophomores Natalie Hill and Katie Condon (8 rebounds) led the scoring with 18 and 14 points, respectively. Samantha Keegan chipped in with six points and 10 rebounds.
Washington Academy of East Machias was led by Logan Huckins with 10 points. Taylor Cushing and Tamara Kabuye scored seven points each.
WA Raiders (0-1) 4 16 19 33
Houlton (1-0) 4 20 39 44