| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | James Ryan | 100 Y Breast | Finals | 54.68 |
| 2 | Hunter Padgett | 500 Y Free | Finals | 4:32.28 |
| 3 | James Ryan | 100 Y Breast | Prelims | 54.94 |
| 4 | Hunter Padgett | 200 Y Free | Finals | 1:39.47 |
| 5 | Hunter Padgett | 500 Y Free | Prelims | 4:34.02 |
| 6 | Hunter Padgett | 200 Y Free | Prelims | 1:40.06 |
| 7 | Eric Erlenmeyer | 100 Y IM | Finals | 51.25 |
| 8 | Mark Vanderzee | 500 Y Free | Finals | 4:37.10 |
| 9 | Steve Wascom | 100 Y Breast | Prelims | 56.19 |
| 10 | Mark Vanderzee | 500 Y Free | Prelims | 4:39.73 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | South Dakota | 400 Y Free Relay | Timed Finals | |
| 2 | South Dakota | 800 Y Free Relay | Timed Finals | |
| 3 | South Dakota | 200 Y Free Relay | Timed Finals | |
| 4 | South Dakota | 400 Y Medley Relay | Timed Finals | |
| 5 | South Dakota (B) | 200 Y Medley Relay | Timed Finals | |
| 6 | South Dakota | 200 Y Medley Relay | Timed Finals | |
| 7 | South Dakota (B) | 400 Y Free Relay | Timed Finals | |
| 8 | South Dakota (B) | 200 Y Free Relay | Timed Finals | |
| Name | Gold | Silver | Bronze | Score | Pts | |
|---|---|---|---|---|---|---|
| 1 | Mark Vanderzee | 0 | 0 | 1 | 43 | 684.7 |
| 2 | Isaac Morris | 2 | 0 | 0 | 40 | – |
| 3 | Hunter Padgett | 0 | 3 | 1 | 40 | 713.6 |
| 4 | Eric Erlenmeyer | 0 | 2 | 3 | 35 | 665.8 |
| 5 | Steve Wascom | 0 | 2 | 1 | 35 | 677.0 |
