Swimmer profile
Collin Severtson
Male17-18Spartan Aquatic ClubGA · SOUTHERN
SeasonUSA Swimming season runs Sept – Aug
Event
2020–21
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
33.03
30.44
▲ 2.59
28.99
▲ 1.45
28.35
▲ 0.64
28.40
▼ 0.05
27.39
▲ 1.01
100 Free LCM
1:13.61
1:11.49
▲ 2.12
1:03.09
▲ 8.40
59.66
▲ 3.43
—
58.11
▲ 1.55
200 Free LCM
2:40.03
2:36.03
▲ 4.00
2:25.58
▲ 10.45
2:15.40
▲ 10.18
2:14.73
▲ 0.67
2:10.95
▲ 3.78
400 Free LCM
5:31.42
—
4:58.55
▲ 32.87
4:48.09
▲ 10.46
4:47.94
▲ 0.15
4:42.03
▲ 5.91
800 Free LCM
—
11:27.13
—
—
—
9:45.37
▲ 101.76
50 Back LCM
40.72
—
—
34.98
▲ 5.74
—
—
100 Back LCM
1:28.88
1:23.43
▲ 5.45
—
1:17.55
▲ 5.88
1:10.89
▲ 6.66
1:08.12
▲ 2.77
200 Back LCM
—
—
—
2:42.05
—
2:25.42
▲ 16.63
50 Breast LCM
44.90
—
—
—
—
34.61
▲ 10.29
100 Breast LCM
1:38.34
1:26.23
▲ 12.11
1:24.72
▲ 1.51
1:22.72
▲ 2.00
1:20.70
▲ 2.02
1:15.52
▲ 5.18
200 Breast LCM
—
3:17.91
2:58.80
▲ 19.11
3:03.36
▼ 4.56
2:49.27
▲ 14.09
2:42.92
▲ 6.35
50 Fly LCM
35.54
—
—
—
28.72
▲ 6.82
27.54
▲ 1.18
100 Fly LCM
1:19.68
1:14.72
▲ 4.96
1:07.42
▲ 7.30
1:06.83
▲ 0.59
1:02.22
▲ 4.61
1:01.05
▲ 1.17
200 Fly LCM
3:03.42
3:05.56
▼ 2.14
2:36.90
▲ 28.66
2:31.31
▲ 5.59
2:24.94
▲ 6.37
2:21.00
▲ 3.94
200 IM LCM
2:56.68
2:47.74
▲ 8.94
2:36.64
▲ 11.10
2:35.99
▲ 0.65
2:24.87
▲ 11.12
2:25.91
▼ 1.04
400 IM LCM
—
—
5:37.71
5:21.65
▲ 16.06
5:10.51
▲ 11.14
5:08.35
▲ 2.16
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.