| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Breaststroke | 1:23.01 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 100m Butterfly | 1:14.23 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 100m Freestyle | 1:07.80 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 100m IM | 1:18.09 | CCSC June Invitational | 2025-06-21 |
| 200m Breaststroke | 3:01.82 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 200m Freestyle | 2:26.88 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 200m IM | 2:48.60 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 400m Freestyle | 5:36.86 | OSAC Team Challenge Short Course Swim Meet | 2025-11-14 |
| 50m Backstroke | 37.56 | 2026 Huronia SC Regional Championships | 2026-02-06 |
| 50m Breaststroke | 37.83 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 50m Butterfly | 32.44 | 2025 Murray Drudge Invitational | 2025-12-05 |
| 50m Freestyle | 29.87 | SCAR Cindy Nicholas Memorial Meet | 2025-11-01 |
McDonald, Megan's top personal bests include 100m Breaststroke (1:23.01), 100m Butterfly (1:14.23), 100m Freestyle (1:07.80), 100m IM (1:18.09), 200m Breaststroke (3:01.82).
McDonald, Megan swims for Hanover Swim Club.
McDonald, Megan has competed in 7 meets.