| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:47.63 | Victoria Masters Swim Club Long Course Meet | 2026-01-24 |
| 100m Backstroke | 1:46.81 | Nanaimo Ebbtides 44th Annual Master Swim Meet | 2025-11-22 |
| 400m Freestyle | 7:18.07 | Victoria Masters Swim Club Long Course Meet | 2026-01-24 |
| 400m Freestyle | 7:02.69 | Nanaimo Ebbtides 44th Annual Master Swim Meet | 2025-11-22 |
| 50m Backstroke | 50.02 | Victoria Masters Swim Club Long Course Meet | 2026-01-24 |
| 50m Backstroke | 50.07 | Nanaimo Ebbtides 44th Annual Master Swim Meet | 2025-11-22 |
| 50m Freestyle | 42.64 | Nanaimo Ebbtides 44th Annual Master Swim Meet | 2025-11-22 |
Tannas, Karen's top personal bests include 100m Backstroke (1:47.63), 100m Backstroke (1:46.81), 400m Freestyle (7:18.07), 400m Freestyle (7:02.69), 50m Backstroke (50.02).
Tannas, Karen swims for Breakwater Masters Swim Club.
Tannas, Karen has competed in 2 meets.