| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:19.52 | 2025 MMST Dash 4 Cash | 2025-10-18 |
| 100m Breaststroke | 1:25.05 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Butterfly | 1:23.52 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m Freestyle | 1:09.04 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 100m IM | 1:17.52 | 2025 MMST Dash 4 Cash | 2025-10-18 |
| 200m Freestyle | 2:39.90 | BAC SC Fall Invitational | 2025-11-07 |
| 200m IM | 2:54.64 | 2025 Alex Baumann Invitational | 2025-11-21 |
| 50m Backstroke | 36.20 | Border City Invitational 2025 | 2025-12-05 |
| 50m Breaststroke | 37.76 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Butterfly | 33.08 | 2026 Central Region Div 2 SC Championships | 2026-02-20 |
| 50m Freestyle | 30.41 | 2025 Alex Baumann Invitational | 2025-11-21 |
O'Dea, Liam's top personal bests include 100m Backstroke (1:19.52), 100m Breaststroke (1:25.05), 100m Butterfly (1:23.52), 100m Freestyle (1:09.04), 100m IM (1:17.52).
O'Dea, Liam swims for Milton Marlin Swim Team.
O'Dea, Liam has competed in 8 meets.