| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:13.52 | GLSC January Time Trial | 2026-01-11 |
| 100m Breaststroke | 1:13.76 | 2025 SNL Provincial Championships | 2025-05-30 |
| 100m Butterfly | 1:13.04 | GLSC January Time Trial | 2026-01-11 |
| 100m Freestyle | 1:00.56 | 2025 SNL Provincial Championships | 2025-05-30 |
| 100m IM | 1:07.46 | Winter Waves Invitational | 2026-03-13 |
| 1500m Freestyle | 1:58.06 | 2025 SNL Provincial Championships | 2025-05-30 |
| 200m Breaststroke | 2:43.27 | 2025 SNL Provincial Championships | 2025-05-30 |
| 200m Freestyle | 2:13.40 | 2025 SNL Provincial Championships | 2025-05-30 |
| 200m IM | 2:31.13 | Winter Waves Invitational | 2026-03-13 |
| 400m Freestyle | 4:39.45 | 2025 SNL Provincial Championships | 2025-05-30 |
| 50m Breaststroke | 34.49 | Winter Waves Invitational | 2026-03-13 |
| 50m Butterfly | 30.62 | Winter Waves Invitational | 2026-03-13 |
| 50m Freestyle | 27.99 | Winter Waves Invitational | 2026-03-13 |
| 800m Freestyle | 9:29.72 | Icebreaker Invitational | 2026-01-30 |
Harnett, Chase's top personal bests include 100m Backstroke (1:13.52), 100m Breaststroke (1:13.76), 100m Butterfly (1:13.04), 100m Freestyle (1:00.56), 100m IM (1:07.46).
Harnett, Chase swims for Gander Lakers.
Harnett, Chase has competed in 7 meets.