Swimmer profile
William Loeffel
Male17-18Swim Streamline at NorthamptonGU · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
44.27
35.12
▲ 9.15
31.48
▲ 3.64
30.90
▲ 0.58
29.20
▲ 1.70
28.25
▲ 0.95
27.42
▲ 0.83
24.94
▲ 2.48
24.26
▲ 0.68
23.92
▲ 0.34
100 Free SCY
1:36.95
1:26.64
▲ 10.31
1:10.02
▲ 16.62
1:06.84
▲ 3.18
1:04.12
▲ 2.72
1:00.19
▲ 3.93
57.14
▲ 3.05
53.34
▲ 3.80
51.22
▲ 2.12
50.05
▲ 1.17
200 Free SCY
—
2:49.92
2:30.12
▲ 19.80
2:26.45
▲ 3.67
2:15.53
▲ 10.92
2:08.99
▲ 6.54
2:02.09
▲ 6.90
1:54.30
▲ 7.79
1:48.51
▲ 5.79
1:48.96
▼ 0.45
500 Free SCY
—
—
6:41.92
6:22.28
▲ 19.64
6:06.06
▲ 16.22
5:38.28
▲ 27.78
5:24.93
▲ 13.35
4:54.46
▲ 30.47
4:50.48
▲ 3.98
4:49.73
▲ 0.75
1000 Free SCY
—
—
—
13:28.71
—
11:40.90
▲ 107.81
10:55.32
▲ 45.58
10:24.35
▲ 30.97
10:05.21
▲ 19.14
9:54.57
▲ 10.64
1650 Free SCY
—
—
—
—
—
19:44.40
18:02.17
▲ 102.23
17:08.75
▲ 53.42
16:51.44
▲ 17.31
16:51.85
▼ 0.41
50 Back SCY
50.43
43.17
▲ 7.26
37.84
▲ 5.33
36.17
▲ 1.67
32.61
▲ 3.56
31.91
▲ 0.70
—
—
—
—
100 Back SCY
—
1:39.34
1:19.97
▲ 19.37
1:16.39
▲ 3.58
1:10.77
▲ 5.62
1:06.76
▲ 4.01
1:03.55
▲ 3.21
1:01.15
▲ 2.40
58.50
▲ 2.65
59.63
▼ 1.13
200 Back SCY
—
—
—
2:37.72
2:27.47
▲ 10.25
2:21.92
▲ 5.55
2:16.58
▲ 5.34
2:07.76
▲ 8.82
2:07.16
▲ 0.60
—
50 Breast SCY
1:03.95
47.84
▲ 16.11
43.71
▲ 4.13
39.61
▲ 4.10
37.24
▲ 2.37
36.65
▲ 0.59
—
—
—
28.43
▲ 8.22
100 Breast SCY
—
1:44.54
1:32.67
▲ 11.87
1:28.17
▲ 4.50
1:22.64
▲ 5.53
1:19.96
▲ 2.68
1:15.63
▲ 4.33
1:12.46
▲ 3.17
1:02.76
▲ 9.70
59.76
▲ 3.00
200 Breast SCY
—
—
—
3:02.74
2:55.43
▲ 7.31
2:50.50
▲ 4.93
2:41.03
▲ 9.47
2:34.26
▲ 6.77
2:20.30
▲ 13.96
2:09.48
▲ 10.82
50 Fly SCY
—
43.49
37.79
▲ 5.70
34.56
▲ 3.23
33.58
▲ 0.98
—
—
—
—
—
100 Fly SCY
—
—
1:25.54
1:27.95
▼ 2.41
1:14.09
▲ 13.86
—
1:09.08
▲ 5.01
1:04.70
▲ 4.38
58.81
▲ 5.89
58.41
▲ 0.40
200 Fly SCY
—
—
—
—
—
2:40.10
2:38.43
▲ 1.67
—
2:19.41
▲ 19.02
2:10.17
▲ 9.24
100 IM SCY
1:58.20
1:29.23
▲ 28.97
1:20.04
▲ 9.19
1:16.21
▲ 3.83
1:16.37
▼ 0.16
1:09.26
▲ 7.11
—
—
—
—
200 IM SCY
—
3:10.81
2:47.95
▲ 22.86
2:44.84
▲ 3.11
2:36.90
▲ 7.94
2:26.65
▲ 10.25
2:22.70
▲ 3.95
2:08.15
▲ 14.55
2:00.80
▲ 7.35
1:58.60
▲ 2.20
400 IM SCY
—
—
—
—
5:26.66
5:02.69
▲ 23.97
4:54.38
▲ 8.31
4:39.20
▲ 15.18
4:15.72
▲ 23.48
4:10.07
▲ 5.65
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.