| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:22.95 | SKSC Summerfest 2025 | 2025-07-26 |
| 100m Breaststroke | 1:33.90 | SKSC Winterfest | 2026-01-24 |
| 100m Butterfly | 1:32.30 | SKSC Summerfest 2025 | 2025-07-26 |
| 100m Freestyle | 1:12.05 | SKSC Winterfest | 2026-01-24 |
| 100m IM | 1:25.01 | SKSC Summerfest 2025 | 2025-07-26 |
| 200m Butterfly | 3:20.81 | SKSC January Time Trial 2026 | 2026-01-16 |
| 200m Freestyle | 2:36.99 | SKSC Winterfest | 2026-01-24 |
| 200m IM | 3:02.94 | SKSC October Distance Time Trial 2025 | 2025-10-24 |
| 400m Freestyle | 5:28.68 | SKSC Winterfest | 2026-01-24 |
| 50m Breaststroke | 42.97 | SKSC Winterfest | 2026-01-24 |
| 50m Butterfly | 37.76 | SKSC Summerfest 2025 | 2025-07-26 |
| 50m Freestyle | 33.28 | SKSC Summerfest 2025 | 2025-07-26 |
| 800m Freestyle | 11:49.44 | SKSC October Distance Time Trial 2025 | 2025-10-24 |
Tseng, Emma's top personal bests include 100m Backstroke (1:22.95), 100m Breaststroke (1:33.90), 100m Butterfly (1:32.30), 100m Freestyle (1:12.05), 100m IM (1:25.01).
Tseng, Emma swims for Surrey Knights Swim Club.
Tseng, Emma has competed in 4 meets.