Swimmer profile
William Larson
Male11-12Shawmut Aquatic ClubNE · EASTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2022–23
2023–24
2024–25
2025–26
50 Free SCY
36.19
31.66
▲ 4.53
28.56
▲ 3.10
27.10
▲ 1.46
100 Free SCY
1:22.84
1:11.85
▲ 10.99
1:08.94
▲ 2.91
1:00.48
▲ 8.46
200 Free SCY
—
2:39.68
2:31.21
▲ 8.47
2:14.13
▲ 17.08
500 Free SCY
—
7:18.87
6:56.46
▲ 22.41
6:02.03
▲ 54.43
1000 Free SCY
—
—
—
12:53.93
50 Back SCY
44.69
35.18
▲ 9.51
32.35
▲ 2.83
30.60
▲ 1.75
100 Back SCY
1:35.58
1:21.78
▲ 13.80
1:11.58
▲ 10.20
1:05.92
▲ 5.66
200 Back SCY
—
—
2:37.65
2:24.92
▲ 12.73
50 Breast SCY
1:03.04
50.16
▲ 12.88
39.84
▲ 10.32
38.45
▲ 1.39
100 Breast SCY
—
1:49.53
1:35.68
▲ 13.85
1:27.72
▲ 7.96
200 Breast SCY
—
—
—
3:17.18
50 Fly SCY
45.16
38.14
▲ 7.02
31.95
▲ 6.19
29.48
▲ 2.47
100 Fly SCY
—
—
1:20.53
1:11.77
▲ 8.76
100 IM SCY
1:39.69
1:25.55
▲ 14.14
1:21.21
▲ 4.34
1:10.83
▲ 10.38
200 IM SCY
—
3:13.82
2:54.19
▲ 19.63
2:32.28
▲ 21.91
400 IM SCY
—
—
—
5:32.51
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.