Swimmer profile
Isaiah Volzke
Male15-16Sioux Falls Swim TeamSD · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
50.28
38.39
▲ 11.89
34.09
▲ 4.30
—
31.12
▲ 2.97
28.26
▲ 2.86
26.61
▲ 1.65
25.34
▲ 1.27
24.54
▲ 0.80
100 Free SCY
—
1:31.25
1:19.11
▲ 12.14
1:13.05
▲ 6.06
1:08.71
▲ 4.34
1:01.04
▲ 7.67
57.02
▲ 4.02
52.44
▲ 4.58
51.79
▲ 0.65
200 Free SCY
—
3:28.59
2:52.70
▲ 35.89
2:43.46
▲ 9.24
2:33.75
▲ 9.71
2:16.82
▲ 16.93
2:03.29
▲ 13.53
1:50.85
▲ 12.44
1:49.41
▲ 1.44
500 Free SCY
—
—
—
—
6:59.65
—
5:42.21
▲ 77.44
5:01.73
▲ 40.48
4:57.86
▲ 3.87
1000 Free SCY
—
—
—
—
—
—
11:53.22
10:26.78
▲ 86.44
10:13.82
▲ 12.96
1650 Free SCY
—
—
—
—
—
—
—
17:48.30
18:01.62
▼ 13.32
50 Back SCY
57.59
45.07
▲ 12.52
41.16
▲ 3.91
39.99
▲ 1.17
37.25
▲ 2.74
33.93
▲ 3.32
32.26
▲ 1.67
38.76
▼ 6.50
—
100 Back SCY
—
1:52.83
1:32.16
▲ 20.67
1:28.56
▲ 3.60
1:21.85
▲ 6.71
1:15.06
▲ 6.79
1:08.53
▲ 6.53
1:00.27
▲ 8.26
55.70
▲ 4.57
200 Back SCY
—
—
—
—
—
—
—
2:21.25
1:59.99
▲ 21.26
50 Breast SCY
—
1:05.10
49.25
▲ 15.85
47.51
▲ 1.74
44.55
▲ 2.96
39.80
▲ 4.75
35.40
▲ 4.40
—
—
100 Breast SCY
—
—
—
—
1:34.62
1:26.98
▲ 7.64
1:19.73
▲ 7.25
1:14.52
▲ 5.21
1:09.11
▲ 5.41
200 Breast SCY
—
—
—
—
—
—
3:01.23
2:33.91
▲ 27.32
2:29.57
▲ 4.34
50 Fly SCY
1:08.16
44.88
▲ 23.28
36.96
▲ 7.92
35.97
▲ 0.99
34.49
▲ 1.48
32.11
▲ 2.38
29.25
▲ 2.86
28.90
▲ 0.35
26.83
▲ 2.07
100 Fly SCY
—
1:56.86
1:33.62
▲ 23.24
1:27.07
▲ 6.55
1:18.59
▲ 8.48
1:13.71
▲ 4.88
1:08.20
▲ 5.51
58.45
▲ 9.75
57.43
▲ 1.02
200 Fly SCY
—
—
—
—
—
—
2:26.28
2:25.55
▲ 0.73
2:18.04
▲ 7.51
100 IM SCY
—
1:39.06
1:29.96
▲ 9.10
1:28.13
▲ 1.83
1:19.15
▲ 8.98
1:11.78
▲ 7.37
1:07.64
▲ 4.14
1:03.50
▲ 4.14
58.60
▲ 4.90
200 IM SCY
—
4:08.07
3:11.22
▲ 56.85
3:03.98
▲ 7.24
2:47.05
▲ 16.93
2:39.41
▲ 7.64
2:22.95
▲ 16.46
2:09.93
▲ 13.02
2:04.81
▲ 5.12
400 IM SCY
—
—
—
—
—
—
5:06.32
4:43.48
▲ 22.84
4:28.07
▲ 15.41
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.