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William Zhou

Age: 15 years old
Age Category: 15-16
Team: Livermore AquaCowboys | Pacific Swimming

Personal Best

Short course distance

Event Time Age Date Standard Next Standard Livermore AquaCowboys Pacific Swimming Western Zone USA
Free 50 Y 25.51 15 02/19/2026 BB A: 24.19 (+1.32s | 5.2%) 8 398 1,000+ 1,000+
Free 100 Y 56.41 Analysis 15 02/19/2026 BB A: 53.19 (+3.22s | 5.7%) 10 423 1,000+ 1,000+
50 Free
27.35
27.35
100 Free
29.06
56.41
100 Free
56.41
Free 200 Y 2:06.05 Analysis 15 01/31/2026 BB A: 1:56.59 (+9.46s | 7.5%) 10 359 1,000+ 1,000+
Back 100 Y 1:05.66 Analysis 15 02/19/2026 B BB: 1:02.69 (+2.97s | 4.5%) 10 310 1,000+ 1,000+
50 Back
32.42
32.42
100 Back
33.24
1:05.66
100 Back
1:05.66
Back 200 Y 2:29.73 Analysis 15 05/10/2026 B: 2:27.59 (+2.14s | 1.4%) 9 268 1,000+ 1,000+
50 Back
34.54
34.54
100 Back
37.95
1:12.49
100 Back
1:12.49
150 Back
39.75
1:52.24
200 Back
37.49
2:29.73
100 Back
1:17.24
Breast 100 Y 1:14.79 Analysis 15 02/19/2026 B BB: 1:11.39 (+3.40s | 4.5%) 9 360 1,000+ 1,000+
50 Breast
35.31
35.31
100 Breast
39.48
1:14.79
100 Breast
1:14.79
Breast 200 Y 2:56.07 Analysis 15 10/18/2025 B: 2:47.09 (+8.98s | 5.1%) 12 370 1,000+ 1,000+
Fly 100 Y 1:04.89 Analysis 15 02/19/2026 B BB: 1:02.39 (+2.50s | 3.9%) 10 354 1,000+ 1,000+
50 Fly
30.40
30.40
100 Fly
34.49
1:04.89
100 Fly
1:04.89
IM 200 Y 2:24.37 Analysis 15 02/19/2026 B BB: 2:20.19 (+4.18s | 2.9%) 10 367 1,000+ 1,000+
50 Fly
30.71
30.71
100 Back
37.56
1:08.27
100 IM
1:08.27
150 Breast
44.68
1:52.95
200 Free
31.42
2:24.37
100 IM
1:16.10

Long course distance

Event Time Age Date Standard Next Standard Livermore AquaCowboys Pacific Swimming Western Zone USA
Free 400 M 5:15.60 Analysis 15 05/10/2026 B BB: 5:10.19 (+5.41s | 1.7%) 6 217 1,000+ 1,000+
100 Free
1:11.02
1:11.02
100 Free
1:11.02
200 Free
1:21.47
2:32.49
100 Free
1:21.47
300 Free
1:23.49
3:55.98
100 Free
1:23.49
400 Free
1:19.62
5:15.60
100 Free
1:19.62
Fly 100 M 1:12.34 Analysis 15 05/10/2026 B BB: 1:11.29 (+1.05s | 1.5%) 8 210 970 1,000+
50 Fly
33.60
33.60
100 Fly
38.74
1:12.34
100 Fly
1:12.34
IM 200 M 2:43.64 Analysis 15 05/10/2026 B BB: 2:43.59 (+0.05s | 0.0%) 8 253 1,000+ 1,000+
50 Fly
32.95
32.95
100 Back
44.39
1:17.34
100 IM
1:17.34
150 Breast
48.64
2:05.98
200 Free
37.66
2:43.64
100 IM
1:26.30

Above are the fastest times that William Zhou has achieved in his swimming career. For each event, you can find William's best time, the corresponding time standard, as well as how much faster William needs to be to reach the next level. The last columns provide William rankings at the team and LSC levels. These rankings are based on the William's personal best, his current age category, and team; and are calculated from all the meets results.

Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.