| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:26.60 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 100m Breaststroke | 1:44.24 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m Freestyle | 1:19.39 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 100m IM | 1:30.26 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
| 200m Backstroke | 2:59.73 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 200m Breaststroke | 3:36.48 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 200m Freestyle | 2:48.13 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 200m IM | 3:13.85 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 400m Freestyle | 6:07.72 | MAC Jingle Bell | 2025-12-12 |
| 50m Backstroke | 41.06 | MAC Jingle Bell | 2025-12-12 |
| 50m Breaststroke | 47.06 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Butterfly | 42.77 | 2026 Steve Kingston Memorial | 2026-03-06 |
| 50m Freestyle | 34.53 | 2026 Central Region Div 1 SC Championships | 2026-02-06 |
Lo, Hailey's top personal bests include 100m Backstroke (1:26.60), 100m Breaststroke (1:44.24), 100m Freestyle (1:19.39), 100m IM (1:30.26), 200m Backstroke (2:59.73).
Lo, Hailey swims for Blue Shark Swim Club.
Lo, Hailey has competed in 11 meets.