All-time individual bests for Sioux Center Seahawks (MW) — the fastest recorded time in every event, with the top three holders.
| Event | Time | Holder | Date |
|---|---|---|---|
| 50 Free | 23.77★ | Brennen Dean | 2025-12-13 |
| #2 | 23.93 | Kellen Dean | 2025-12-13 |
| #3 | 25.57 | Ian Ten Napel | 2025-12-13 |
| 100 Free | 52.21★ | Brennen Dean | 2025-12-14 |
| #2 | 53.24 | Kellen Dean | 2025-12-14 |
| #3 | 55.51 | Ian Ten Napel | 2026-01-24 |
| 200 Free | 1:53.22★ | Brennen Dean | 2026-03-06 |
| #2 | 1:56.26 | Kellen Dean | 2025-12-13 |
| #3 | 2:06.33 | Ian Ten Napel | 2025-12-13 |
| 500 Free | 5:17.35★ | Brennen Dean | 2025-11-23 |
| #2 | 5:21.84 | Ian Ten Napel | 2026-03-07 |
| #3 | 5:52.19 | Trevor Ten Napel | 2025-11-15 |
| Event | Time | Holder | Date |
|---|---|---|---|
| 50 Back | 27.65★ | Brennen Dean | 2026-03-07 |
| #2 | 29.01 | Ian Ten Napel | 2026-01-23 |
| #3 | 31.35 | Rylan Vande Vegte | 2026-03-06 |
| 100 Back | 57.59★ | Kellen Dean | 2025-12-14 |
| #2 | 1:00.09 | Brennen Dean | 2025-12-14 |
| #3 | 1:07.33 | Rylan Vande Vegte | 2026-03-07 |
| 200 Back | 2:27.27★ | Rylan Vande Vegte | 2026-03-08 |
| #2 | 2:52.78 | Oliver Berkenpas | 2026-01-10 |
| #3 | 3:13.04 | Rylee Smit | 2026-01-10 |
| Event | Time | Holder | Date |
|---|---|---|---|
| 50 Breast | 30.21★ | Ian Ten Napel | 2026-01-31 |
| #2 | 30.87 | Jackson Saucedo | 2026-03-08 |
| #3 | 31.48 | Brennen Dean | 2025-10-25 |
| 100 Breast | 1:03.55★ | Brennen Dean | 2026-03-06 |
| #2 | 1:08.15 | Jackson Saucedo | 2026-03-06 |
| #3 | 1:10.03 | Ian Ten Napel | 2026-01-10 |
| 200 Breast | 2:30.39★ | Jackson Saucedo | 2026-03-07 |
| #2 | 2:34.18 | Ian Ten Napel | 2026-01-24 |
| #3 | 2:47.15 | Rylan Vande Vegte | 2026-01-24 |
| Event | Time | Holder | Date |
|---|---|---|---|
| 50 Fly | 28.19★ | Ian Ten Napel | 2026-01-23 |
| #2 | 28.77 | Jackson Saucedo | 2026-01-23 |
| #3 | 29.54 | Trevor Ten Napel | 2026-03-07 |
| 100 Fly | 1:04.30★ | Brennen Dean | 2025-10-25 |
| #2 | 1:09.22 | Jackson Saucedo | 2025-11-16 |
| #3 | 1:10.01 | Ian Ten Napel | 2025-12-13 |
| Event | Time | Holder | Date |
|---|---|---|---|
| 100 IM | 1:01.62★ | Ian Ten Napel | 2026-01-23 |
| #2 | 1:02.96 | Jackson Saucedo | 2026-03-07 |
| #3 | 1:09.60 | Trevor Ten Napel | 2026-01-23 |
| 200 IM | 2:06.78★ | Brennen Dean | 2026-03-08 |
| #2 | 2:13.20 | Kellen Dean | 2025-12-14 |
| #3 | 2:15.34 | Ian Ten Napel | 2026-01-24 |
| 400 IM | 4:40.93★ | Brennen Dean | 2025-12-13 |
| #2 | 5:02.96 | Jackson Saucedo | 2026-01-23 |