Swimmer profile
Maggie Costello
Female17-18Ozaukee AquaticsWI · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2019–20
2023–24
2024–25
2025–26
50 Free SCY
46.47
31.47
▲ 15.00
28.26
▲ 3.21
28.82
▼ 0.56
100 Free SCY
—
1:01.57
1:02.38
▼ 0.81
58.00
▲ 4.38
200 Free SCY
—
2:28.72
2:03.51
▲ 25.21
2:02.10
▲ 1.41
500 Free SCY
—
6:14.82
5:25.34
▲ 49.48
5:21.06
▲ 4.28
1000 Free SCY
—
11:49.22
11:08.01
▲ 41.21
11:03.22
▲ 4.79
1650 Free SCY
—
—
18:35.26
18:08.87
▲ 26.39
50 Back SCY
48.74
—
32.25
▲ 16.49
32.16
▲ 0.09
100 Back SCY
—
1:12.19
1:08.34
▲ 3.85
1:05.62
▲ 2.72
200 Back SCY
—
2:48.02
2:28.64
▲ 19.38
2:23.16
▲ 5.48
50 Breast SCY
1:00.13
—
—
—
100 Breast SCY
—
1:27.57
1:20.80
▲ 6.77
1:13.67
▲ 7.13
200 Breast SCY
—
3:07.97
2:48.18
▲ 19.79
2:35.89
▲ 12.29
50 Fly SCY
58.36
—
31.92
▲ 26.44
29.01
▲ 2.91
100 Fly SCY
—
1:20.75
—
1:04.93
▲ 15.82
200 Fly SCY
—
—
2:23.14
2:20.59
▲ 2.55
100 IM SCY
1:59.50
1:15.77
▲ 43.73
1:12.55
▲ 3.22
1:06.86
▲ 5.69
200 IM SCY
—
2:39.19
2:26.64
▲ 12.55
2:18.20
▲ 8.44
400 IM SCY
—
5:36.89
4:50.20
▲ 46.69
4:47.99
▲ 2.21
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.