| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Breaststroke | 1:44.74 | Victoria Masters Swim Club Long Course Meet | 2026-01-24 |
| 100m Breaststroke | 1:37.73 | March Madness 2026 | 2026-03-07 |
| 100m Freestyle | 1:24.22 | March Madness 2026 | 2026-03-07 |
| 200m Breaststroke | 3:45.53 | Victoria Masters Swim Club Long Course Meet | 2026-01-24 |
| 200m Breaststroke | 3:33.69 | March Madness 2026 | 2026-03-07 |
| 50m Breaststroke | 47.34 | Victoria Masters Swim Club Long Course Meet | 2026-01-24 |
| 50m Breaststroke | 46.46 | March Madness 2026 | 2026-03-07 |
| 50m Freestyle | 40.36 | Victoria Masters Swim Club Long Course Meet | 2026-01-24 |
Mason, Nichola's top personal bests include 100m Breaststroke (1:44.74), 100m Breaststroke (1:37.73), 100m Freestyle (1:24.22), 200m Breaststroke (3:45.53), 200m Breaststroke (3:33.69).
Mason, Nichola swims for Winskill Otters Masters Swim Club.
Mason, Nichola has competed in 2 meets.