| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Ethan Harder | 200 Y Back | Finals | 1:42.83 |
| 2 | Ethan Harder | 200 Y Fly | Finals | 1:43.51 |
| 3 | Ethan Harder | 200 Y Fly | Prelims | 1:44.48 |
| 4 | Ethan Harder | 200 Y Back | Prelims | 1:44.53 |
| 5 | Ethan Harder | 100 Y Back | Finals | 47.62 |
| 6 | Ethan Harder | 100 Y Back | Prelims | 47.79 |
| 7 | Peter Thompson | 1650 Y Free | Timed Finals | 15:19.98 |
| 8 | Peter Thompson | 1000 Y Free | Timed Finals | 9:05.95 |
| 9 | Ethan Harder | 200 Y IM | Finals | 1:47.58 |
| 10 | Ethan Harder | 100 Y Fly | Finals | 48.24 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Billings Aquatic Club | 400 Y Free Relay | Timed Finals | |
| 2 | Billings Aquatic Club | 400 Y Medley Relay | Timed Finals | |
| 3 | Billings Aquatic Club | 800 Y Free Relay | Timed Finals | |
| Name | Gold | Silver | Bronze | Score | Pts | |
|---|---|---|---|---|---|---|
| 1 | Ethan Harder | 2 | 2 | 0 | 168 | 899.9 |
| 2 | Peter Thompson | 0 | 0 | 2 | 120 | 855.6 |
| 3 | Jack Leuthold | 0 | 0 | 0 | 66 | 761.0 |
| 4 | Michael Van Keuren | 0 | 0 | 0 | 7 | 695.3 |
| 5 | Liam Kerns | 0 | 0 | 0 | – | 705.5 |
