Swimmer profile
Mason Collier
Male17-18Greater Omaha Aquatics LeopardsharksMW · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2020–21
2021–22
2022–23
2023–24
2024–25
50 Free LCM
42.69
40.03
▲ 2.66
34.37
▲ 5.66
32.81
▲ 1.56
30.39
▲ 2.42
29.12
▲ 1.27
27.50
▲ 1.62
26.55
▲ 0.95
26.88
▼ 0.33
100 Free LCM
1:41.49
1:26.91
▲ 14.58
1:14.13
▲ 12.78
1:12.11
▲ 2.02
1:06.76
▲ 5.35
1:03.50
▲ 3.26
1:05.05
▼ 1.55
58.16
▲ 6.89
58.29
▼ 0.13
200 Free LCM
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3:14.44
2:41.16
▲ 33.28
2:34.62
▲ 6.54
2:26.02
▲ 8.60
2:18.80
▲ 7.22
2:19.32
▼ 0.52
2:13.99
▲ 5.33
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400 Free LCM
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5:44.11
5:23.35
▲ 20.76
5:05.26
▲ 18.09
4:57.47
▲ 7.79
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800 Free LCM
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—
—
11:11.18
10:35.31
▲ 35.87
10:24.76
▲ 10.55
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50 Back LCM
54.33
45.89
▲ 8.44
39.43
▲ 6.46
38.12
▲ 1.31
37.16
▲ 0.96
32.81
▲ 4.35
31.51
▲ 1.30
29.68
▲ 1.83
29.46
▲ 0.22
100 Back LCM
1:58.56
1:37.65
▲ 20.91
1:24.04
▲ 13.61
1:20.11
▲ 3.93
1:12.77
▲ 7.34
1:10.29
▲ 2.48
1:06.72
▲ 3.57
1:02.93
▲ 3.79
1:02.84
▲ 0.09
200 Back LCM
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—
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2:49.63
2:36.34
▲ 13.29
2:33.89
▲ 2.45
2:24.98
▲ 8.91
2:17.21
▲ 7.77
2:20.04
▼ 2.83
50 Breast LCM
1:04.71
57.85
▲ 6.86
52.57
▲ 5.28
48.71
▲ 3.86
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100 Breast LCM
2:22.90
2:05.43
▲ 17.47
1:48.62
▲ 16.81
1:42.56
▲ 6.06
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1:26.72
▲ 15.84
1:19.07
▲ 7.65
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200 Breast LCM
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—
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3:37.26
3:14.79
▲ 22.47
3:05.84
▲ 8.95
2:48.51
▲ 17.33
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50 Fly LCM
56.19
44.57
▲ 11.62
38.80
▲ 5.77
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30.50
▲ 8.30
30.08
▲ 0.42
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100 Fly LCM
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1:55.96
1:39.79
▲ 16.17
1:23.81
▲ 15.98
1:12.66
▲ 11.15
1:07.31
▲ 5.35
1:05.85
▲ 1.46
1:03.80
▲ 2.05
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200 Fly LCM
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3:08.88
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2:49.97
▲ 18.91
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200 IM LCM
4:17.88
3:41.56
▲ 36.32
3:05.25
▲ 36.31
2:58.07
▲ 7.18
2:41.03
▲ 17.04
2:31.62
▲ 9.41
2:26.24
▲ 5.38
2:22.76
▲ 3.48
2:26.31
▼ 3.55
400 IM LCM
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6:20.81
5:36.15
▲ 44.66
5:23.40
▲ 12.75
5:21.23
▲ 2.17
5:19.16
▲ 2.07
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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.