Swimmer profile
Mason Shepley
Male13-14Lake Lytal LightningFGC · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
39.82
34.13
▲ 5.69
33.61
▲ 0.52
31.19
▲ 2.42
29.98
▲ 1.21
28.64
▲ 1.34
100 Free LCM
1:22.53
—
1:12.94
▲ 9.59
1:07.24
▲ 5.70
1:03.97
▲ 3.27
1:02.18
▲ 1.79
200 Free LCM
2:58.37
2:36.22
▲ 22.15
2:35.48
▲ 0.74
2:22.23
▲ 13.25
2:18.43
▲ 3.80
2:15.15
▲ 3.28
400 Free LCM
6:16.30
5:27.24
▲ 49.06
5:20.95
▲ 6.29
5:02.05
▲ 18.90
4:51.06
▲ 10.99
4:53.26
▼ 2.20
100 Back LCM
1:45.17
1:31.37
▲ 13.80
1:27.46
▲ 3.91
1:27.12
▲ 0.34
1:23.55
▲ 3.57
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200 Back LCM
—
—
—
3:03.34
—
—
50 Breast LCM
54.81
45.09
▲ 9.72
43.68
▲ 1.41
40.84
▲ 2.84
—
37.54
▲ 3.30
100 Breast LCM
1:49.13
1:35.87
▲ 13.26
1:33.32
▲ 2.55
1:30.22
▲ 3.10
1:25.00
▲ 5.22
1:20.88
▲ 4.12
200 Breast LCM
—
—
3:36.36
3:13.74
▲ 22.62
3:06.68
▲ 7.06
—
50 Fly LCM
49.63
41.08
▲ 8.55
40.97
▲ 0.11
37.75
▲ 3.22
36.39
▲ 1.36
—
100 Fly LCM
1:58.97
1:34.42
▲ 24.55
—
1:27.12
▲ 7.30
1:25.50
▲ 1.62
—
200 IM LCM
3:26.75
3:02.01
▲ 24.74
3:02.66
▼ 0.65
2:48.66
▲ 14.00
2:39.61
▲ 9.05
2:37.03
▲ 2.58
400 IM LCM
—
—
—
—
5:50.25
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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.