Swimmer profile
William Rees
Male17-18York YMCAMA · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
36.36
34.74
▲ 1.62
32.46
▲ 2.28
31.28
▲ 1.18
31.77
▼ 0.49
28.72
▲ 3.05
26.95
▲ 1.77
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100 Free LCM
1:16.47
1:12.95
▲ 3.52
1:11.02
▲ 1.93
1:07.71
▲ 3.31
1:06.94
▲ 0.77
1:02.12
▲ 4.82
59.16
▲ 2.96
57.74
▲ 1.42
56.35
▲ 1.39
200 Free LCM
2:45.04
2:35.17
▲ 9.87
2:30.52
▲ 4.65
2:28.84
▲ 1.68
2:22.27
▲ 6.57
2:13.03
▲ 9.24
2:05.43
▲ 7.60
2:00.96
▲ 4.47
2:00.38
▲ 0.58
400 Free LCM
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5:18.93
5:09.07
▲ 9.86
4:57.50
▲ 11.57
4:55.14
▲ 2.36
4:40.62
▲ 14.52
4:24.90
▲ 15.72
4:20.34
▲ 4.56
4:26.48
▼ 6.14
800 Free LCM
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—
—
9:49.00
—
9:09.55
▲ 39.45
9:00.96
▲ 8.59
8:54.69
▲ 6.27
1500 Free LCM
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—
—
18:41.39
18:24.87
▲ 16.52
17:15.37
▲ 69.50
17:02.90
▲ 12.47
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50 Back LCM
41.77
38.72
▲ 3.05
36.05
▲ 2.67
34.70
▲ 1.35
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100 Back LCM
1:26.03
1:20.57
▲ 5.46
1:15.29
▲ 5.28
1:12.96
▲ 2.33
1:13.63
▼ 0.67
1:06.63
▲ 7.00
1:03.78
▲ 2.85
1:00.63
▲ 3.15
1:02.15
▼ 1.52
200 Back LCM
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2:42.96
2:33.33
▲ 9.63
2:29.98
▲ 3.35
2:21.83
▲ 8.15
2:13.71
▲ 8.12
2:15.31
▼ 1.60
2:10.79
▲ 4.52
50 Breast LCM
49.19
44.47
▲ 4.72
39.45
▲ 5.02
36.63
▲ 2.82
37.15
▼ 0.52
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100 Breast LCM
1:45.05
1:37.04
▲ 8.01
1:26.59
▲ 10.45
1:18.50
▲ 8.09
1:18.20
▲ 0.30
1:16.75
▲ 1.45
1:10.53
▲ 6.22
1:05.55
▲ 4.98
1:05.94
▼ 0.39
200 Breast LCM
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3:15.16
2:48.15
▲ 27.01
2:46.18
▲ 1.97
2:44.88
▲ 1.30
2:25.21
▲ 19.67
2:19.65
▲ 5.56
2:21.26
▼ 1.61
50 Fly LCM
39.42
36.90
▲ 2.52
36.33
▲ 0.57
34.68
▲ 1.65
33.47
▲ 1.21
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27.40
▲ 6.07
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100 Fly LCM
1:30.59
1:22.31
▲ 8.28
1:19.99
▲ 2.32
1:18.75
▲ 1.24
1:11.43
▲ 7.32
1:07.76
▲ 3.67
1:02.32
▲ 5.44
59.67
▲ 2.65
1:03.44
▼ 3.77
200 Fly LCM
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2:32.71
2:35.65
▼ 2.94
2:12.40
▲ 23.25
2:08.53
▲ 3.87
2:10.64
▼ 2.11
200 IM LCM
3:08.04
2:57.30
▲ 10.74
2:46.32
▲ 10.98
2:38.20
▲ 8.12
2:29.40
▲ 8.80
2:25.37
▲ 4.03
2:17.43
▲ 7.94
2:08.80
▲ 8.63
2:09.85
▼ 1.05
400 IM LCM
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5:52.92
5:40.57
▲ 12.35
5:14.69
▲ 25.88
5:12.21
▲ 2.48
4:40.82
▲ 31.39
4:33.65
▲ 7.17
4:53.21
▼ 19.56
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.