| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Hazel Bowering | Nelson College For Girls | 1:03.05q |
| 2 | Laura Edwards | South Otago High School | 1:03.29q |
| 3 | Rachel Gloag | Timaru Girls' High School | 1:04.86q |
| 4 | Yolanda Ray | Bayfield High School | 1:06.39q |
| 5 | Harley Booth | Golden Bay High School | 1:06.90 |
| 6 | Stephanie Polson | Ashburton College | 1:08.19 |
| 7 | Samantha Duggan | Christchurch Girls High School | 1:10.33 |
| -- | Bianca Freeman | Avonside Girls' High School | DNS |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Sarah Robb | Christchurch Girls High School | 1:02.58q |
| 2 | Annalise Jackson | Cashmere High School | 1:03.16q |
| 3 | Maddy McKinlay | Otago Girls High School | 1:06.29q |
| 4 | Kate Stiven | Blue Mountain College | 1:06.37q |
| 5 | Tori Booth | Waitaki Girls' High School | 1:06.49 |
| 6 | Brylea Smith | Villa Maria College | 1:08.70 |
| 7 | Olivia Brown | St Andrew's College | 1:08.96 |
| 8 | Sonja Stewart | Avonside Girls' High School | 1:09.33 |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Hazel Bowering | Nelson College For Girls | 1:00.76 |
| 2 | Laura Edwards | South Otago High School | 1:02.36 |
| 3 | Annalise Jackson | Cashmere High School | 1:03.65 |
| 4 | Sarah Robb | Christchurch Girls High School | 1:04.68 |
| 5 | Rachel Gloag | Timaru Girls' High School | 1:05.30 |
| 6 | Maddy McKinlay | Otago Girls High School | 1:05.59 |
| 7 | Kate Stiven | Blue Mountain College | 1:05.62 |
| 8 | Yolanda Ray | Bayfield High School | 1:06.14 |