Swimmer profile
Megan Grenzenbach
Female15-16Longmont Swim ClubCO · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free LCM
37.40
33.60
▲ 3.80
31.98
▲ 1.62
30.73
▲ 1.25
30.83
▼ 0.10
100 Free LCM
1:25.06
1:11.59
▲ 13.47
1:06.24
▲ 5.35
1:04.06
▲ 2.18
1:04.80
▼ 0.74
200 Free LCM
3:06.25
2:43.71
▲ 22.54
2:22.57
▲ 21.14
2:16.81
▲ 5.76
2:17.12
▼ 0.31
400 Free LCM
—
5:33.30
4:55.67
▲ 37.63
4:43.27
▲ 12.40
4:50.23
▼ 6.96
800 Free LCM
—
—
10:23.92
9:48.05
▲ 35.87
—
1500 Free LCM
—
—
19:29.92
18:29.15
▲ 60.77
18:53.59
▼ 24.44
50 Back LCM
46.36
45.58
▲ 0.78
—
—
40.22
▲ 5.36
100 Back LCM
1:35.71
1:29.38
▲ 6.33
1:24.44
▲ 4.94
1:22.63
▲ 1.81
1:21.31
▲ 1.32
200 Back LCM
—
—
—
—
2:51.48
50 Breast LCM
51.14
47.97
▲ 3.17
—
—
43.27
▲ 4.70
100 Breast LCM
1:52.52
1:37.22
▲ 15.30
1:33.72
▲ 3.50
1:34.02
▼ 0.30
1:30.94
▲ 3.08
200 Breast LCM
—
3:32.22
—
3:22.10
▲ 10.12
3:19.98
▲ 2.12
50 Fly LCM
50.90
42.13
▲ 8.77
—
—
36.13
▲ 6.00
100 Fly LCM
—
1:32.43
1:21.91
▲ 10.52
1:17.71
▲ 4.20
1:13.41
▲ 4.30
200 Fly LCM
—
—
—
2:51.12
2:42.58
▲ 8.54
200 IM LCM
3:42.61
3:03.36
▲ 39.25
2:47.91
▲ 15.45
2:43.42
▲ 4.49
2:44.57
▼ 1.15
400 IM LCM
—
6:31.54
6:14.67
▲ 16.87
5:48.68
▲ 25.99
5:45.31
▲ 3.37
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.