swimBianca Nwaizu
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.65 | AAAA | 2024-04-30 | 2024 CIF-SS Division 4 venue |
| 100 Freestyle | SCY | 51.11 | AAAA | 2026-03-01 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 200 Freestyle | SCY | 1:51.50 | AAAA | 2024-11-09 | 2024 Legends of Coaching Series-Kevin Perry venue |
| 500 Freestyle | SCY | 4:58.24 | AAAA | 2026-01-23 | CA 2026 NOVA Janurary Age-Group Intrasquad venue |
| 50 Backstroke | SCY | 28.96 | AA+1.17s to AAA | 2025-09-20 | CA 2025 NOVA Back-to-School Meet venue |
| 50 Breaststroke | SCY | 29.06 | AAAA | 2025-09-20 | CA 2025 NOVA Back-to-School Meet venue |
| 100 Breaststroke | SCY | 59.89 | AAAA | 2026-02-27 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 200 Breaststroke | SCY | 2:12.15 | AAAA | 2025-02-28 | 2025 RBAC March Madness Spring Championship venue |
| 50 Butterfly | SCY | 25.60 | AAAA | 2026-03-01 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 100 Butterfly | SCY | 54.87 | AAAA | 2025-11-08 | 2025 Legends of Coaching Series_Peter Daland venue |
| 100 Individual Medley | SCY | 1:00.13 | 2025-09-20 | CA 2025 NOVA Back-to-School Meet venue | |
| 200 Individual Medley | SCY | 2:03.82 | AAAA | 2025-03-02 | 2025 RBAC March Madness Spring Championship venue |
| 50 Freestyle | LCM | 27.34 | AAA+0.05s to AAAA | 2026-01-18 | Finals -2026 Road to Sofi - copied venue |
| 100 Freestyle | LCM | 1:00.32 | AAA+1.43s to AAAA | 2025-05-25 | 2025 CA 29th NOVA-Speedo Grand Challenge venue |
| 200 Freestyle | LCM | 2:11.10 | AAA+4.01s to AAAA | 2026-05-23 | 2026 CA 30th NOVA-Speedo Grand Challenge venue |
| 50 Backstroke | LCM | 31.68 | AAA+0.69s to AAAA | 2025-04-11 | 2025 CA MVN Fran Crippen SMOC venue |
| 50 Breaststroke | LCM | 32.77 | AAAA | 2026-06-20 | 2026 CA MVN Fran Crippen SMOC venue |
| 100 Breaststroke | LCM | 1:09.85 | AAAA | 2025-07-30 | 2025 Speedo Junior National Championships fast pool |
| 200 Breaststroke | LCM | 2:35.12 | AAAA | 2026-05-24 | 2026 CA 30th NOVA-Speedo Grand Challenge venue |
| 50 Butterfly | LCM | 29.16 | AAAA | 2026-01-18 | Finals -2026 Road to Sofi - copied venue |
| 100 Butterfly | LCM | 1:04.44 | AAA+1.15s to AAAA | 2026-05-23 | 2026 CA 30th NOVA-Speedo Grand Challenge venue |
| 200 Individual Medley | LCM | 2:24.19 | AAA+0.40s to AAAA | 2025-07-13 | 2025 LAI Entries venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.01 | flat | 200 Free Relay | 2025-11-08 | 2025 Legends of Coaching Series_Peter Daland |
| 50 Freestyle | SCY | 23.18 | flying | 200 Free Relay (leg 2) | 2025-12-12 | 2025 West Speedo Winter Juniors |
| 100 Freestyle | SCY | 51.73 | flying | 400 Medley Relay (leg 4) | 2024-12-20 | 2024 CA-NV December Sectionals At BREA |
| 100 Freestyle | SCY | 50.76 | flying | 400 Free Relay (leg 2) | 2025-12-13 | 2025 West Speedo Winter Juniors |
| 200 Freestyle | SCY | 1:50.62 | flying | 800 Free Relay (leg 2) | 2025-12-10 | 2025 West Speedo Winter Juniors |
| 50 Breaststroke | SCY | 28.22 | flying | 200 Medley Relay (leg 2) | 2024-12-21 | 2024 CA-NV December Sectionals At BREA |
| 50 Butterfly | SCY | 24.82 | flying | 200 Medley Relay (leg 3) | 2025-12-10 | 2025 West Speedo Winter Juniors |
| 100 Butterfly | SCY | 54.29 | flying | 400 Medley Relay (leg 3) | 2025-12-11 | 2025 West Speedo Winter Juniors |
| 50 Freestyle | LCM | 26.84 | flying | 200 Free Relay (leg 3) | 2025-07-30 | 2025 Speedo Junior National Championships |
| 100 Freestyle | LCM | 58.07 | flying | 400 Free Relay (leg 4) | 2025-08-02 | 2025 Speedo Junior National Championships |
| 100 Breaststroke | LCM | 1:08.62 | flying | 400 Medley Relay (leg 2) | 2025-08-03 | 2025 Speedo Junior National Championships |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 15-16 · SCY
3143 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:58.24 | 1025 |
| 200 BR SCY | 2:12.15 | 1100 |
| 200 IM SCY | 2:03.82 | 1018 |
| 200 BK SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
4176 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:51.50 | 1007 |
| 100 BR SCY | 59.89 | 1100 |
| 100 FL SCY | 54.87 | 1051 |
| 200 IM SCY | 2:03.82 | 1018 |
| 100 BK SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 51.11
Front half 24.84s · back half 26.27s
200 Freestyle SCY 1:51.50
Front half 55.24s · back half 56.26s
500 Freestyle SCY 4:58.24
Front half 144.50s · back half 153.74s
100 Breaststroke SCY 59.89
Front half 28.06s · back half 31.83s
200 Breaststroke SCY 2:12.15
Front half 63.70s · back half 68.45s
100 Butterfly SCY 54.87
Front half 25.86s · back half 29.01s
100 Individual Medley SCY 1:00.13
Front half 28.94s · back half 31.19s
200 Individual Medley SCY 2:03.82
Front half 60.07s · back half 63.75s
100 Freestyle LCM 1:00.32
Front half 29.18s · back half 31.14s
200 Freestyle LCM 2:11.10
Front half 62.96s · back half 68.14s
100 Breaststroke LCM 1:09.85 RT 0.71s
Front half 32.84s · back half 37.01s
200 Breaststroke LCM 2:35.12
Front half 74.68s · back half 80.44s
100 Butterfly LCM 1:04.44
Front half 30.07s · back half 34.37s
200 Individual Medley LCM 2:24.19
Front half 69.85s · back half 74.34s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.