The Neptune swimmer won the women's 200m freestyle in a commanding fashion, recording a quick time of 2min 0.41sec.
She was more than 5sec clear of another Neptune swimmer in Molly Law.
Jessica Scott won the women's 17 and over 50m butterfly from Law.
Scott won in 29.63sec with Law just 0.08sec behind.
Neptune swimmer Tom Gold won the 15-16 years 50m butterfly event, although he was just 0.05sec ahead of the second placegetter.
Wanaka swimmer Benjamin Silipo was first in the 200m freestyle in the 12-14 years age-group, winning in 2min 2.06sec.
In the boys 12-14 years 100m breaststroke, Wanaka's Cruz Morland had a commanding victory, winning by just under 2sec in 1min 16.37sec.
Morland also finished second in the 200m backstroke in the same age group.
Molly Woodham finished second in the women's 15 and over age group in both the 200m backstroke and the 100m breastroke.
Madison Wills was second in the women's 400m individual medley and the women's 100m breaststroke.
Zoe McCane was third in the women's 15 and over 200m freestyle.
In the women's 15-16 years 50m butterfly, Charlotte Hewson was second while fellow Zenith swimmer Meg Christophers was third.
