Swimmer profile
Sierra Mercer
Female17-18Rose Bowl AquaticsSCS · WESTERN
SeasonUSA Swimming season runs Sept – Aug
Event
2021–22
2022–23
2023–24
2024–25
2025–26
50 Free SCY
39.77
—
29.54
▲ 10.23
28.77
▲ 0.77
27.38
▲ 1.39
100 Free SCY
—
1:13.21
1:04.11
▲ 9.10
1:01.60
▲ 2.51
58.68
▲ 2.92
200 Free SCY
—
2:46.22
2:17.76
▲ 28.46
2:12.93
▲ 4.83
2:06.46
▲ 6.47
500 Free SCY
—
—
6:13.87
5:56.30
▲ 17.57
5:42.07
▲ 14.23
1000 Free SCY
—
—
13:32.57
12:10.33
▲ 82.24
11:39.82
▲ 30.51
1650 Free SCY
—
—
22:18.36
20:11.29
▲ 127.07
19:22.07
▲ 49.22
50 Back SCY
—
40.53
38.23
▲ 2.30
—
—
100 Back SCY
—
1:30.61
1:20.08
▲ 10.53
1:16.18
▲ 3.90
1:18.05
▼ 1.87
200 Back SCY
—
—
—
—
2:43.39
50 Breast SCY
—
49.34
41.74
▲ 7.60
—
40.83
▲ 0.91
100 Breast SCY
—
—
1:33.05
—
1:26.65
▲ 6.40
200 Breast SCY
—
—
—
—
3:08.17
50 Fly SCY
—
45.02
36.79
▲ 8.23
—
36.68
▲ 0.11
100 Fly SCY
—
—
—
—
1:17.67
200 Fly SCY
—
—
—
—
2:59.35
100 IM SCY
—
—
—
1:19.16
—
200 IM SCY
—
—
—
—
2:34.61
400 IM SCY
—
—
—
—
5:47.38
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.