| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:19.08 | SKSC January LC Invitational | 2026-01-23 |
| 100m Backstroke | 1:17.43 | Mies Schootman Invitational 2026 | 2026-01-16 |
| 100m Breaststroke | 1:29.90 | VPSC Fall Invitational 2025 | 2025-10-18 |
| 100m Butterfly | 1:15.78 | SKSC January LC Invitational | 2026-01-23 |
| 100m Butterfly | 1:11.73 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 100m Freestyle | 1:06.18 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 100m IM | 1:15.75 | Mies Schootman Invitational 2026 | 2026-01-16 |
| 200m Backstroke | 2:42.72 | Mies Schootman Invitational 2026 | 2026-01-16 |
| 200m Butterfly | 2:52.01 | SKSC January LC Invitational | 2026-01-23 |
| 200m Butterfly | 2:45.85 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 200m Freestyle | 2:23.09 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 200m IM | 2:37.05 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 400m Freestyle | 4:59.52 | Mies Schootman Invitational 2026 | 2026-01-16 |
| 400m IM | 5:42.84 | Titans Fall Invitational | 2025-11-29 |
| 50m Backstroke | 36.82 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 50m Butterfly | 32.10 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 50m Freestyle | 31.60 | SKSC November LC Invite | 2025-11-21 |
| 50m Freestyle | 29.74 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 800m Freestyle | 10:19.88 | Mies Schootman Invitational 2026 | 2026-01-16 |
Chen, Alia's top personal bests include 100m Backstroke (1:19.08), 100m Backstroke (1:17.43), 100m Breaststroke (1:29.90), 100m Butterfly (1:15.78), 100m Butterfly (1:11.73).
Chen, Alia swims for Wayland Swim Club.
Chen, Alia has competed in 12 meets.