Swimmer profile
Isabella McMahon
Female17-18Novi SturgeonsMI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
45.24
40.70
▲ 4.54
36.60
▲ 4.10
—
29.69
▲ 6.91
28.46
▲ 1.23
27.42
▲ 1.04
27.49
▼ 0.07
27.18
▲ 0.31
100 Free SCY
1:40.91
1:29.35
▲ 11.56
1:19.79
▲ 9.56
1:14.46
▲ 5.33
1:07.35
▲ 7.11
1:02.58
▲ 4.77
1:00.25
▲ 2.33
1:00.18
▲ 0.07
58.13
▲ 2.05
200 Free SCY
—
3:17.66
2:54.89
▲ 22.77
2:35.21
▲ 19.68
2:22.69
▲ 12.52
2:15.63
▲ 7.06
2:09.09
▲ 6.54
2:07.79
▲ 1.30
2:07.17
▲ 0.62
500 Free SCY
—
—
7:23.93
7:05.09
▲ 18.84
6:11.84
▲ 53.25
5:51.76
▲ 20.08
5:34.08
▲ 17.68
5:39.10
▼ 5.02
5:33.14
▲ 5.96
1000 Free SCY
—
—
14:59.27
—
12:57.32
▲ 121.95
12:02.36
▲ 54.96
11:54.40
▲ 7.96
11:38.67
▲ 15.73
11:41.51
▼ 2.84
1650 Free SCY
—
—
26:01.87
—
—
20:36.04
▲ 325.83
19:27.61
▲ 68.43
19:28.84
▼ 1.23
20:13.01
▼ 44.17
50 Back SCY
49.48
42.88
▲ 6.60
43.16
▼ 0.28
37.20
▲ 5.96
36.39
▲ 0.81
33.76
▲ 2.63
31.57
▲ 2.19
31.78
▼ 0.21
30.25
▲ 1.53
100 Back SCY
1:49.60
1:35.49
▲ 14.11
1:25.09
▲ 10.40
1:21.07
▲ 4.02
1:12.51
▲ 8.56
1:09.28
▲ 3.23
1:04.61
▲ 4.67
1:04.82
▼ 0.21
1:02.59
▲ 2.23
200 Back SCY
—
—
—
2:48.36
2:36.17
▲ 12.19
2:22.07
▲ 14.10
2:16.66
▲ 5.41
2:19.39
▼ 2.73
2:16.71
▲ 2.68
50 Breast SCY
—
1:08.06
52.60
▲ 15.46
49.70
▲ 2.90
47.03
▲ 2.67
—
—
—
—
100 Breast SCY
—
—
—
—
1:45.60
—
—
—
—
200 Breast SCY
—
—
—
—
3:26.28
—
—
—
—
50 Fly SCY
—
1:03.58
55.87
▲ 7.71
—
—
35.92
▲ 19.95
—
—
—
100 IM SCY
—
1:49.77
1:47.78
▲ 1.99
—
1:24.81
▲ 22.97
1:17.61
▲ 7.20
1:12.79
▲ 4.82
1:12.82
▼ 0.03
—
200 IM SCY
—
—
—
—
—
2:41.88
2:39.40
▲ 2.48
—
—
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.