O’Brien played a key role in leading the River Hawks to a 2–0 week with wins over Elizabethtown and Alvernia. She contributed eight saves in their 12-2 win over the Golden Wolves. She tallied 15 saves in Saturday’s 16–6 victory over Elizabethtown, surpassing the 500-career saves milestone and becoming just the fourth goalie in Susquehanna program history to reach that mark.