| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:37.95 | UCSC Spring Start-up | 2026-04-25 |
| 100m Backstroke | 1:28.47 | UCSC Fall Back Invitational | 2025-11-07 |
| 100m Freestyle | 1:19.00 | UCSC Spring Start-up | 2026-04-25 |
| 100m Freestyle | 1:12.69 | UCSC Grand Prix | 2026-01-30 |
| 100m IM | 1:35.81 | UCSC Holiday Classic | 2025-12-13 |
| 200m IM | 3:28.87 | UCSC Spring Start-up | 2026-04-25 |
| 200m IM | 3:10.68 | UCSC Grand Prix | 2026-01-30 |
| 50m Backstroke | 42.08 | UCSC Holiday Classic | 2025-12-13 |
| 50m Breaststroke | 51.94 | UCSC Spring Start-up | 2026-04-25 |
| 50m Breaststroke | 46.39 | UCSC TC1-Special | 2025-10-17 |
| 50m Butterfly | 37.56 | UCSC Fall Back Invitational | 2025-11-07 |
| 50m Freestyle | 35.45 | UCSC Spring Start-up | 2026-04-25 |
| 50m Freestyle | 33.02 | UCSC TC1-Special | 2025-10-17 |
Simms, Heather's top personal bests include 100m Backstroke (1:37.95), 100m Backstroke (1:28.47), 100m Freestyle (1:19.00), 100m Freestyle (1:12.69), 100m IM (1:35.81).
Simms, Heather swims for Calgary Swimming.
Simms, Heather has competed in 5 meets.