Swimmer profile
William Zhang
Male15-16TAC TitansNC · SOUTHERN
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
33.92
32.88
▲ 1.04
29.57
▲ 3.31
26.20
▲ 3.37
25.03
▲ 1.17
23.45
▲ 1.58
22.84
▲ 0.61
21.85
▲ 0.99
21.98
▼ 0.13
100 Free SCY
1:15.82
1:11.38
▲ 4.44
1:04.50
▲ 6.88
57.03
▲ 7.47
53.58
▲ 3.45
50.91
▲ 2.67
49.40
▲ 1.51
47.42
▲ 1.98
47.74
▼ 0.32
200 Free SCY
2:48.73
2:39.20
▲ 9.53
2:25.77
▲ 13.43
2:07.17
▲ 18.60
1:56.15
▲ 11.02
1:49.99
▲ 6.16
1:48.91
▲ 1.08
1:43.16
▲ 5.75
1:42.56
▲ 0.60
500 Free SCY
7:53.46
7:29.07
▲ 24.39
7:03.35
▲ 25.72
5:32.10
▲ 91.25
5:10.60
▲ 21.50
5:02.54
▲ 8.06
5:04.23
▼ 1.69
4:41.24
▲ 22.99
4:39.13
▲ 2.11
1000 Free SCY
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—
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10:47.44
10:21.31
▲ 26.13
10:40.84
▼ 19.53
9:53.28
▲ 47.56
9:42.72
▲ 10.56
1650 Free SCY
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—
—
—
18:01.75
17:53.98
▲ 7.77
18:18.12
▼ 24.14
17:32.15
▲ 45.97
16:20.92
▲ 71.23
50 Back SCY
42.40
39.12
▲ 3.28
34.99
▲ 4.13
29.28
▲ 5.71
27.80
▲ 1.48
28.07
▼ 0.27
25.68
▲ 2.39
25.72
▼ 0.04
26.14
▼ 0.42
100 Back SCY
1:34.78
1:25.58
▲ 9.20
1:12.30
▲ 13.28
1:03.57
▲ 8.73
1:00.58
▲ 2.99
59.71
▲ 0.87
54.52
▲ 5.19
54.30
▲ 0.22
54.43
▼ 0.13
200 Back SCY
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2:22.64
2:14.59
▲ 8.05
2:08.23
▲ 6.36
2:02.67
▲ 5.56
2:00.50
▲ 2.17
1:57.94
▲ 2.56
50 Breast SCY
59.68
45.85
▲ 13.83
41.06
▲ 4.79
36.93
▲ 4.13
32.45
▲ 4.48
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—
29.88
▲ 2.57
30.48
▼ 0.60
100 Breast SCY
2:07.39
1:44.25
▲ 23.14
1:31.48
▲ 12.77
1:19.55
▲ 11.93
1:08.92
▲ 10.63
1:05.56
▲ 3.36
1:10.80
▼ 5.24
1:01.90
▲ 8.90
1:01.99
▼ 0.09
200 Breast SCY
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—
—
2:35.09
2:25.99
▲ 9.10
2:24.30
▲ 1.69
2:24.38
▼ 0.08
2:13.80
▲ 10.58
50 Fly SCY
37.42
34.59
▲ 2.83
30.72
▲ 3.87
28.65
▲ 2.07
27.70
▲ 0.95
26.31
▲ 1.39
—
25.28
▲ 1.03
25.37
▼ 0.09
100 Fly SCY
1:41.74
1:30.13
▲ 11.61
1:11.41
▲ 18.72
1:04.66
▲ 6.75
1:02.12
▲ 2.54
58.43
▲ 3.69
55.91
▲ 2.52
53.42
▲ 2.49
53.60
▼ 0.18
200 Fly SCY
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2:25.54
2:24.48
▲ 1.06
2:09.15
▲ 15.33
2:03.59
▲ 5.56
2:00.63
▲ 2.96
2:03.15
▼ 2.52
100 IM SCY
1:31.42
1:25.66
▲ 5.76
1:16.51
▲ 9.15
1:07.61
▲ 8.90
1:00.90
▲ 6.71
59.99
▲ 0.91
57.60
▲ 2.39
56.08
▲ 1.52
56.42
▼ 0.34
200 IM SCY
3:21.34
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2:46.58
▲ 34.76
2:26.19
▲ 20.39
2:13.27
▲ 12.92
2:07.02
▲ 6.25
2:04.19
▲ 2.83
2:02.80
▲ 1.39
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400 IM SCY
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6:16.69
5:12.09
▲ 64.60
4:56.38
▲ 15.71
4:31.41
▲ 24.97
4:25.36
▲ 6.05
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4:13.56
▲ 11.80
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.