| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:39.15 | Fast Track into Fall 2025 | 2025-11-15 |
| 100m Breaststroke | 2:00.28 | Winterfest 2026 | 2026-01-17 |
| 100m Breaststroke | 1:53.46 | Fast Track into Fall 2025 | 2025-11-15 |
| 100m Freestyle | 1:29.29 | Winterfest 2026 | 2026-01-17 |
| 100m Freestyle | 1:29.56 | Fast Track into Fall 2025 | 2025-11-15 |
| 200m Breaststroke | 4:12.84 | Winterfest 2026 | 2026-01-17 |
| 200m Breaststroke | 4:03.56 | Fast Track into Fall 2025 | 2025-11-15 |
| 200m Freestyle | 3:22.15 | Winterfest 2026 | 2026-01-17 |
| 200m Freestyle | 3:15.68 | Fast Track into Fall 2025 | 2025-11-15 |
| 50m Backstroke | 49.26 | Winterfest 2026 | 2026-01-17 |
| 50m Backstroke | 48.80 | Fast Track into Fall 2025 | 2025-11-15 |
| 50m Breaststroke | 55.49 | Winterfest 2026 | 2026-01-17 |
| 50m Breaststroke | 53.18 | Fast Track into Fall 2025 | 2025-11-15 |
| 50m Butterfly | 55.35 | Winterfest 2026 | 2026-01-17 |
| 50m Freestyle | 38.43 | Winterfest 2026 | 2026-01-17 |
| 50m Freestyle | 41.00 | Fast Track into Fall 2025 | 2025-11-15 |
Koop, Liam's top personal bests include 100m Backstroke (1:39.15), 100m Breaststroke (2:00.28), 100m Breaststroke (1:53.46), 100m Freestyle (1:29.29), 100m Freestyle (1:29.56).
Koop, Liam swims for Fort St. John Inconnu Swim Club.
Koop, Liam has competed in 2 meets.