| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Freestyle | 1:48.52 | NEOR 2 2026 | 2026-01-24 |
| 200m Freestyle | 4:01.64 | NEOR 2 2026 | 2026-01-24 |
| 25m Backstroke | 25.64 | 2025-2026 SSAT Time Trial 1 | 2025-10-18 |
| 25m Breaststroke | 30.62 | NEOR Top Fish #1 | 2025-11-09 |
| 25m Butterfly | 26.84 | 2025-2026 SSAT Time Trial 1 | 2025-10-18 |
| 25m Freestyle | 25.15 | 2025-2026 SSAT Time Trial 1 | 2025-10-18 |
| 50m Backstroke | 54.26 | NEOR 2 2026 | 2026-01-24 |
| 50m Breaststroke | 1:00.09 | NEOR 2 2026 | 2026-01-24 |
| 50m Butterfly | 59.68 | NEOR 2 2026 | 2026-01-24 |
| 50m Freestyle | 48.88 | NEOR 2 2026 | 2026-01-24 |
Deresti, Helen's top personal bests include 100m Freestyle (1:48.52), 200m Freestyle (4:01.64), 25m Backstroke (25.64), 25m Breaststroke (30.62), 25m Butterfly (26.84).
Deresti, Helen swims for Sault Surge Aquatic Team.
Deresti, Helen has competed in 4 meets.