Swimmer profile
Leah Zhang
Female17-18Waterloo SwimmingST · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free LCM
39.24
36.33
▲ 2.91
31.94
▲ 4.39
32.14
▼ 0.20
30.18
▲ 1.96
29.08
▲ 1.10
29.18
▼ 0.10
29.19
▼ 0.01
100 Free LCM
—
1:21.31
1:17.86
▲ 3.45
1:08.40
▲ 9.46
1:06.58
▲ 1.82
1:04.61
▲ 1.97
1:03.30
▲ 1.31
1:05.57
▼ 2.27
200 Free LCM
—
—
2:52.86
2:31.24
▲ 21.62
2:32.19
▼ 0.95
2:22.69
▲ 9.50
2:16.82
▲ 5.87
2:18.60
▼ 1.78
400 Free LCM
—
—
—
—
5:07.63
5:00.12
▲ 7.51
4:57.97
▲ 2.15
—
1500 Free LCM
—
—
—
—
20:04.97
—
—
—
50 Back LCM
45.69
42.68
▲ 3.01
—
—
—
—
36.78
▲ 5.90
37.34
▼ 0.56
100 Back LCM
—
1:33.27
1:25.82
▲ 7.45
1:21.21
▲ 4.61
1:18.37
▲ 2.84
1:18.92
▼ 0.55
1:16.67
▲ 2.25
1:18.20
▼ 1.53
200 Back LCM
—
—
—
2:48.78
2:45.20
▲ 3.58
—
—
—
50 Breast LCM
50.39
45.88
▲ 4.51
42.96
▲ 2.92
—
37.85
▲ 5.11
—
40.30
▼ 2.45
39.01
▲ 1.29
100 Breast LCM
—
1:40.95
1:28.95
▲ 12.00
1:19.76
▲ 9.19
1:20.43
▼ 0.67
1:17.10
▲ 3.33
1:17.31
▼ 0.21
1:19.41
▼ 2.10
200 Breast LCM
—
—
—
2:52.20
2:54.17
▼ 1.97
2:49.66
▲ 4.51
2:49.67
▼ 0.01
2:51.62
▼ 1.95
50 Fly LCM
44.81
39.80
▲ 5.01
36.73
▲ 3.07
—
—
—
34.66
▲ 2.07
34.16
▲ 0.50
100 Fly LCM
—
—
1:29.55
1:20.86
▲ 8.69
1:15.05
▲ 5.81
1:10.36
▲ 4.69
1:14.47
▼ 4.11
1:10.77
▲ 3.70
200 Fly LCM
—
—
—
3:10.78
3:00.85
▲ 9.93
—
—
—
200 IM LCM
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3:11.66
2:59.50
▲ 12.16
2:39.09
▲ 20.41
2:35.62
▲ 3.47
2:33.41
▲ 2.21
2:29.71
▲ 3.70
2:33.39
▼ 3.68
400 IM LCM
—
—
—
5:54.80
5:35.19
▲ 19.61
5:38.45
▼ 3.26
5:36.33
▲ 2.12
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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.