Swimmer profile
Crenshaw Halbach
Male17-18Athens Bulldog Swim ClubGA · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2015–16
2016–17
2017–18
2018–19
2019–20
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
44.65
40.10
▲ 4.55
38.88
▲ 1.22
33.64
▲ 5.24
31.40
▲ 2.24
30.25
▲ 1.15
27.62
▲ 2.63
26.60
▲ 1.02
25.40
▲ 1.20
24.00
▲ 1.40
23.23
▲ 0.77
100 Free SCY
1:52.63
1:29.73
▲ 22.90
1:26.50
▲ 3.23
1:11.81
▲ 14.69
1:08.60
▲ 3.21
1:04.42
▲ 4.18
59.57
▲ 4.85
57.07
▲ 2.50
55.17
▲ 1.90
51.39
▲ 3.78
48.37
▲ 3.02
200 Free SCY
—
—
3:10.72
2:37.54
▲ 33.18
2:27.31
▲ 10.23
2:20.87
▲ 6.44
2:07.69
▲ 13.18
1:56.25
▲ 11.44
1:52.23
▲ 4.02
1:46.07
▲ 6.16
1:43.46
▲ 2.61
500 Free SCY
—
—
8:26.19
7:06.40
▲ 79.79
6:54.34
▲ 12.06
6:12.36
▲ 41.98
5:36.90
▲ 35.46
5:11.19
▲ 25.71
4:53.01
▲ 18.18
4:37.11
▲ 15.90
4:32.28
▲ 4.83
1000 Free SCY
—
—
—
—
—
—
11:44.67
10:38.44
▲ 66.23
—
9:36.28
▲ 62.16
9:23.57
▲ 12.71
1650 Free SCY
—
—
—
—
—
—
—
18:01.59
16:49.04
▲ 72.55
16:01.26
▲ 47.78
15:38.76
▲ 22.50
50 Back SCY
59.24
57.31
▲ 1.93
49.19
▲ 8.12
43.94
▲ 5.25
39.39
▲ 4.55
—
35.39
▲ 4.00
—
—
28.16
▲ 7.23
—
100 Back SCY
2:20.62
2:02.79
▲ 17.83
1:45.20
▲ 17.59
1:32.28
▲ 12.92
1:24.86
▲ 7.42
1:16.34
▲ 8.52
1:12.84
▲ 3.50
1:07.05
▲ 5.79
1:02.89
▲ 4.16
58.71
▲ 4.18
1:01.50
▼ 2.79
200 Back SCY
—
—
—
—
2:51.68
—
2:30.38
▲ 21.30
2:15.60
▲ 14.78
2:08.34
▲ 7.26
2:01.67
▲ 6.67
1:59.52
▲ 2.15
50 Breast SCY
—
1:09.59
56.82
▲ 12.77
50.94
▲ 5.88
46.35
▲ 4.59
—
—
—
—
—
—
100 Breast SCY
—
—
2:01.37
1:48.21
▲ 13.16
1:40.21
▲ 8.00
1:42.68
▼ 2.47
1:25.98
▲ 16.70
—
—
—
—
200 Breast SCY
—
—
—
—
3:46.23
—
3:10.89
▲ 35.34
2:55.64
▲ 15.25
—
2:31.73
▲ 23.91
2:22.18
▲ 9.55
50 Fly SCY
1:10.11
1:15.51
▼ 5.40
50.23
▲ 25.28
41.46
▲ 8.77
37.51
▲ 3.95
33.94
▲ 3.57
32.01
▲ 1.93
—
—
—
—
100 Fly SCY
—
—
2:01.09
1:37.60
▲ 23.49
1:26.23
▲ 11.37
1:16.59
▲ 9.64
1:07.75
▲ 8.84
1:02.71
▲ 5.04
57.55
▲ 5.16
55.03
▲ 2.52
55.22
▼ 0.19
200 Fly SCY
—
—
—
—
—
—
2:27.44
2:13.90
▲ 13.54
2:04.38
▲ 9.52
1:58.97
▲ 5.41
1:56.87
▲ 2.10
100 IM SCY
—
2:02.91
1:49.58
▲ 13.33
1:28.49
▲ 21.09
1:20.04
▲ 8.45
1:15.38
▲ 4.66
1:11.16
▲ 4.22
1:05.20
▲ 5.96
—
—
1:00.23
▲ 4.97
200 IM SCY
—
—
3:39.33
3:03.94
▲ 35.39
2:55.94
▲ 8.00
—
2:35.65
▲ 20.29
2:15.97
▲ 19.68
2:08.52
▲ 7.45
2:00.45
▲ 8.07
1:57.87
▲ 2.58
400 IM SCY
—
—
—
—
5:57.44
—
—
—
4:27.70
▲ 89.74
4:21.18
▲ 6.52
4:10.33
▲ 10.85
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.