| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Butterfly | 1:01.15 | 2025 Summer Divisionals - Vancouver & Fraser | 2025-06-27 |
| 100m Freestyle | 54.18 | 2025 Summer Divisionals - Vancouver & Fraser | 2025-06-27 |
| 200m Freestyle | 2:00.08 | RMSC Spring Invitational | 2025-03-08 |
| 200m IM | 2:22.71 | 2025 Summer Divisionals - Vancouver & Fraser | 2025-06-27 |
| 50m Breaststroke | 34.33 | 2025 Summer Divisionals - Vancouver & Fraser | 2025-06-27 |
| 50m Butterfly | 27.10 | RMSC Spring Invitational | 2025-03-08 |
| 50m Freestyle | 24.69 | RMSC Spring Invitational | 2025-03-08 |
Sandquist, Vaughn's top personal bests include 100m Butterfly (1:01.15), 100m Freestyle (54.18), 200m Freestyle (2:00.08), 200m IM (2:22.71), 50m Breaststroke (34.33).
Sandquist, Vaughn swims for Olympians Swimming.
Sandquist, Vaughn has competed in 2 meets.