| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:11.51 | Edmonton Open 2026 | 2026-01-30 |
| 100m Backstroke | 1:08.45 | 2025 KSC SC Invitational | 2025-11-21 |
| 100m Breaststroke | 1:17.03 | 2025 Canada Games | 2025-08-10 |
| 100m Breaststroke | 1:14.42 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 100m Butterfly | 1:18.07 | SilverRays Invitational | 2025-05-31 |
| 100m Freestyle | 1:03.56 | Cascade Speed Meet 2025 Provincial Series #1 | 2025-11-08 |
| 100m IM | 1:09.73 | Cascade Speed Meet 2025 Provincial Series #1 | 2025-11-08 |
| 200m Backstroke | 2:29.60 | Edmonton Open 2026 | 2026-01-30 |
| 200m Breaststroke | 2:42.16 | 2025 Canada Games | 2025-08-10 |
| 200m Breaststroke | 2:36.60 | 2025 KSC SC Invitational | 2025-11-21 |
| 200m Butterfly | 2:57.15 | SilverRays Invitational | 2025-05-31 |
| 200m Freestyle | 2:19.03 | Edmonton Open 2026 | 2026-01-30 |
| 200m Freestyle | 2:12.95 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 200m IM | 2:28.96 | Summer Provincial Championships LC | 2025-07-24 |
| 200m IM | 2:24.59 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 400m Freestyle | 4:46.11 | SilverRays Invitational | 2025-05-31 |
| 400m Freestyle | 4:40.00 | 2025 KSC SC Invitational | 2025-11-21 |
| 400m IM | 5:14.88 | Summer Provincial Championships LC | 2025-07-24 |
| 400m IM | 5:03.62 | OSC J.P. Fiset Invitational | 2025-12-11 |
| 50m Breaststroke | 35.77 | 2025 Canada Games | 2025-08-10 |
| 50m Breaststroke | 34.96 | 2025 KSC SC Invitational | 2025-11-21 |
| 50m Butterfly | 33.72 | SilverRays Invitational | 2025-05-31 |
| 800m Freestyle | 9:40.10 | Summer Provincial Championships LC | 2025-07-24 |
| 800m Freestyle | 9:29.82 | OSC J.P. Fiset Invitational | 2025-12-11 |
Duffee, Carmen's top personal bests include 100m Backstroke (1:11.51), 100m Backstroke (1:08.45), 100m Breaststroke (1:17.03), 100m Breaststroke (1:14.42), 100m Butterfly (1:18.07).
Duffee, Carmen swims for Strathcona County Silver Rays.
Duffee, Carmen has competed in 9 meets.