Swimmer profile
Leah Mason
Female15-16Black Hawk Area Swim TeamIA · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
1:31.20
50.66
▲ 40.54
39.75
▲ 10.91
35.43
▲ 4.32
33.04
▲ 2.39
29.16
▲ 3.88
26.28
▲ 2.88
25.34
▲ 0.94
24.53
▲ 0.81
24.21
▲ 0.32
23.83
▲ 0.38
100 Free SCY
—
1:53.43
1:42.41
▲ 11.02
1:35.20
▲ 7.21
1:13.35
▲ 21.85
1:07.55
▲ 5.80
58.52
▲ 9.03
56.51
▲ 2.01
54.69
▲ 1.82
54.01
▲ 0.68
52.92
▲ 1.09
200 Free SCY
—
—
—
—
2:41.57
2:22.17
▲ 19.40
2:08.93
▲ 13.24
2:04.67
▲ 4.26
1:58.93
▲ 5.74
1:57.41
▲ 1.52
2:01.99
▼ 4.58
500 Free SCY
—
—
—
—
7:11.85
—
5:59.33
▲ 72.52
5:50.81
▲ 8.52
5:28.64
▲ 22.17
—
5:39.19
▼ 10.55
1000 Free SCY
—
—
—
—
—
—
12:13.31
12:28.26
▼ 14.95
11:54.21
▲ 34.05
—
—
1650 Free SCY
—
—
—
—
—
—
—
20:36.78
—
—
—
50 Back SCY
1:28.85
1:14.47
▲ 14.38
47.15
▲ 27.32
41.70
▲ 5.45
39.10
▲ 2.60
36.95
▲ 2.15
31.94
▲ 5.01
30.92
▲ 1.02
28.95
▲ 1.97
—
25.79
▲ 3.16
100 Back SCY
—
—
—
—
1:25.90
1:22.31
▲ 3.59
1:11.10
▲ 11.21
1:07.60
▲ 3.50
1:06.92
▲ 0.68
1:01.35
▲ 5.57
58.75
▲ 2.60
200 Back SCY
—
—
—
—
—
—
2:46.19
2:34.97
▲ 11.22
2:32.71
▲ 2.26
—
—
50 Breast SCY
—
—
1:08.60
52.12
▲ 16.48
48.59
▲ 3.53
47.47
▲ 1.12
—
—
—
—
36.77
▲ 10.70
100 Breast SCY
—
—
—
2:04.26
1:51.32
▲ 12.94
—
1:30.16
▲ 21.16
1:26.54
▲ 3.62
—
—
—
200 Breast SCY
—
—
—
—
—
—
3:06.61
—
—
—
—
50 Fly SCY
—
—
50.49
39.73
▲ 10.76
38.66
▲ 1.07
30.96
▲ 7.70
27.87
▲ 3.09
27.77
▲ 0.10
26.70
▲ 1.07
—
25.43
▲ 1.27
100 Fly SCY
—
—
—
1:36.26
1:21.67
▲ 14.59
1:14.17
▲ 7.50
1:01.85
▲ 12.32
58.16
▲ 3.69
57.65
▲ 0.51
56.51
▲ 1.14
55.79
▲ 0.72
200 Fly SCY
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—
—
—
—
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2:34.32
2:17.99
▲ 16.33
2:08.99
▲ 9.00
2:10.07
▼ 1.08
2:08.82
▲ 1.25
100 IM SCY
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—
1:53.92
1:37.62
▲ 16.30
1:24.32
▲ 13.30
1:22.83
▲ 1.49
1:08.81
▲ 14.02
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—
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200 IM SCY
—
—
—
—
2:59.37
—
2:30.87
▲ 28.50
2:24.81
▲ 6.06
2:20.40
▲ 4.41
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400 IM SCY
—
—
—
—
—
—
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5:21.92
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—
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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.