| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Angie Smit | Rangiora High School | 1:00.32q |
| 2 | Adela Knottenbelt | Nelson College For Girls | 1:01.60q |
| 3 | Elle Cochran | St Andrew's College | 1:04.45q |
| 4 | Jorja Ovenden | St Kevin's College | 1:05.23 |
| Placing | Athlete | Team | Preliminaries |
|---|---|---|---|
| 1 | Abbe Watson | Middleton Grange School | 1:01.00q |
| 2 | Rebecca Gibson | St Peter's College (Gore) | 1:02.12q |
| 3 | Anna Boulton | Ashburton College | 1:02.38q |
| 4 | Emily Spink | Burnside High School | 1:03.21q |
| 5 | Sheree Hume | St Hilda's Collegiate | 1:04.15q |
| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Angie Smit | Rangiora High School | 56.95 |
| 2 | Abbe Watson | Middleton Grange School | 57.47 |
| 3 | Rebecca Gibson | St Peter's College (Gore) | 59.46 |
| 4 | Adela Knottenbelt | Nelson College For Girls | 1:00.68 |
| 5 | Anna Boulton | Ashburton College | 1:01.87 |
| 6 | Emily Spink | Burnside High School | 1:03.45 |
| 7 | Sheree Hume | St Hilda's Collegiate | 1:05.06 |
| -- | Elle Cochran | St Andrew's College | DNS |