B time standards
The first published USA Swimming time-standard rung. Achievable for most age-group swimmers within a season or two.
| Event | 10 & Under | 11-12 | 13-14 | 15-16 | 17-18 | Senior |
|---|---|---|---|---|---|---|
| 50 Free SCY | 38.19 | 32.79 | 29.89 | 28.29 | 27.59 | — |
| 100 Free SCY | 1:27.99 | 1:11.49 | 1:04.99 | 1:01.99 | 1:00.29 | — |
| 200 Free SCY | 3:09.49 | 2:35.99 | 2:22.49 | 2:15.99 | 2:13.59 | — |
| 500 Free SCY | 8:24.29 | 6:59.89 | 6:25.69 | 6:08.39 | 6:03.19 | — |
| 1000 Free SCY | — | 14:43.49 | 13:17.99 | 12:51.79 | 12:40.19 | — |
| 1650 Free SCY | — | 24:27.69 | 22:22.89 | 21:26.59 | 21:08.99 | — |
| 50 Back SCY | 48.29 | 38.49 | 33.69 | 31.79 | 30.79 | — |
| 100 Back SCY | 1:40.69 | 1:22.19 | 1:11.29 | 1:07.49 | 1:05.19 | — |
| 200 Back SCY | — | 2:52.89 | 2:34.69 | 2:27.59 | 2:23.89 | — |
| 50 Breast SCY | 53.39 | 43.49 | 38.59 | 36.69 | 35.39 | — |
| 100 Breast SCY | 1:54.09 | 1:32.59 | 1:20.49 | 1:16.89 | 1:14.69 | — |
| 200 Breast SCY | — | 3:16.39 | 2:54.89 | 2:47.09 | 2:42.29 | — |
| 50 Fly SCY | 46.49 | 37.09 | 33.19 | 31.59 | 30.59 | — |
| 100 Fly SCY | 1:53.49 | 1:22.89 | 1:10.49 | 1:07.19 | 1:05.39 | — |
| 200 Fly SCY | — | 2:56.59 | 2:36.79 | 2:30.19 | 2:26.39 | — |
| 100 IM SCY | 1:39.69 | 1:21.89 | — | — | — | — |
| 200 IM SCY | 3:38.59 | 2:59.29 | 2:37.99 | 2:30.89 | 2:27.39 | — |
| 400 IM SCY | — | 6:17.09 | 5:37.69 | 5:22.19 | 5:17.39 | — |
Motivational cuts only exist for ages 5–18. The Senior (19 & over) column intentionally has no value — once a swimmer ages out of age-group competition, the relevant standards become the elite cuts (Sectionals → Futures → Nationals).