Western Zone Zone Girls 10 & under - 50 Y Breast
These rankings show the swimmers' placement within their Zone.They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.
Swimmer Rankings
| Ranking | Name | Time | Age | Standard | to Next Standard | Team | Date | Meet | |
|---|---|---|---|---|---|---|---|---|---|
| 501 | Gwyneth Delaney | 46.84 | 10 | BB Min | A: 42.79 (+4.05s | 8.6%) | Walnut Creek Aquabears | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | |
| 502 | Alexia Afanasyeva | 46.85 | 10 | BB Min | A: 42.79 (+4.06s | 8.7%) | Hillsboro Swim Team | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 503 | Kelly Pyle | 46.88 | 10 | BB Min | A: 42.79 (+4.09s | 8.7%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 504 | Amelie Tihanyi | 46.88 | 10 | BB Min | A: 42.79 (+4.09s | 8.7%) | Paseo Aquatics Swim Team | 12/13/2024 | 2024 CA GWSC SCS WAG | |
| 505 | Ella Johnson | 46.88 | 10 | BB Min | A: 42.79 (+4.09s | 8.7%) | Pueblo Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 506 | Arlette Wang | 46.89 | 10 | BB Min | A: 42.79 (+4.10s | 8.7%) | DeAnza Cupertino Aquatics | 03/07/2026 | DACA CBA Meet | |
| 507 | Ami Tanaka | 46.89 | 9 | BB Min | A: 42.79 (+4.10s | 8.7%) | Burlingame Aquatics | 11/16/2024 | 2024 DACA SC CBA Meet | |
| 508 | Amelia Kam | 46.91 | 7 | BB Min | A: 42.79 (+4.12s | 8.8%) | Pacific Swim | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | |
| 509 | Clara Larkin | 46.91 | 9 | BB Min | A: 42.79 (+4.12s | 8.8%) | North Coast Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 510 | Emilie Bieker | 46.92 | 10 | BB Min | A: 42.79 (+4.13s | 8.8%) | Legacy Aquatics | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 511 | Aleksandra Domin | 46.92 | 10 | BB Min | A: 42.79 (+4.13s | 8.8%) | North Coast Aquatics | 10/04/2025 | 2025 SI CAST Pentathlon 14 U Copied | |
| 512 | Anj Messersmith | 46.92 | 9 | BB Min | A: 42.79 (+4.13s | 8.8%) | Island Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 513 | Isabella Mcknight | 46.93 | 9 | BB Min | A: 42.79 (+4.14s | 8.8%) | Swim Kauai Aquatics | 06/27/2026 | SKA Last Chance Meet 62726 | |
| 514 | Amelia Skowronek | 46.93 | 8 | BB Min | A: 42.79 (+4.14s | 8.8%) | Diablo Aquatics | 09/27/2025 | PC LAC C B BB | |
| 515 | Abha Acharya | 46.93 | 10 | BB Min | A: 42.79 (+4.14s | 8.8%) | Wave Aquatics | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 516 | Emilia Tchaouchev | 46.94 | 9 | BB Min | A: 42.79 (+4.15s | 8.8%) | Otter Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 517 | Zoe Uchimoto | 46.94 | 10 | BB Min | A: 42.79 (+4.15s | 8.8%) | Maui Dolphins Swim Club | 05/16/2026 | 2026 MAGSA 12 U ABC And Special Olympics Meet | |
| 518 | Jordan Winters | 46.94 | 10 | BB Min | A: 42.79 (+4.15s | 8.8%) | South Orange County Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 519 | Lily Berg | 46.95 | 10 | BB Min | A: 42.79 (+4.16s | 8.9%) | Castle Rock Swimming | 03/06/2026 | 2026 CO 14 U Silver State | |
| 520 | Elisha Nkamla Teufack | 46.95 | 10 | BB Min | A: 42.79 (+4.16s | 8.9%) | Life Time Colorado Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 521 | Audrey Lowengrub | 46.95 | 10 | BB Min | A: 42.79 (+4.16s | 8.9%) | Jcc Waves | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 522 | Madison Duckworth | 46.95 | 10 | BB Min | A: 42.79 (+4.16s | 8.9%) | Wasatch Front Fish Market | 09/26/2025 | Tsunami Fall Kick Off 2025 | |
| 523 | Eliza Mohr | 46.97 | 10 | BB Min | A: 42.79 (+4.18s | 8.9%) | Team Eugene Aquatics | 04/17/2026 | 2026 April Mini Meet | |
| 524 | Charlotte Zanutto | 46.98 | 10 | BB Min | A: 42.79 (+4.19s | 8.9%) | Burlingame Aquatics | 03/07/2026 | BAC Race To AGCs | |
| 525 | Anna Jencks | 46.98 | 10 | BB Min | A: 42.79 (+4.19s | 8.9%) | Kamehameha Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 526 | Emelia Ryan | 47.02 | 10 | BB Min | A: 42.79 (+4.23s | 9.0%) | Denver Swim Academy | 03/06/2026 | 2026 CO 14 U Silver State | |
| 527 | Sydney Smith | 47.02 | 9 | BB Min | A: 42.79 (+4.23s | 9.0%) | Walla Walla Swim Club | 12/05/2025 | 2025 SWAT Winter Invite | |
| 528 | Georgia DuBois | 47.04 | 10 | BB Min | A: 42.79 (+4.25s | 9.0%) | Gold\\\\\\'s Aquatics Club (Camas) | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 529 | Emma Nakano | 47.05 | 10 | BB Min | A: 42.79 (+4.26s | 9.1%) | Olympic Cascade Aquatics | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 530 | Mavis McClafferty | 47.06 | 10 | BB Min | A: 42.79 (+4.27s | 9.1%) | Columbia River Swim Team | 10/11/2025 | LA Fall Kick Off 2025 | |
| 531 | Sasha Stogin | 47.06 | 10 | BB Min | A: 42.79 (+4.27s | 9.1%) | YMCA of Snohomish County Barra | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 532 | Nora Ghermanschi | 47.06 | 10 | BB Min | A: 42.79 (+4.27s | 9.1%) | Legacy Aquatics | 01/18/2025 | 2025 Thunderbolt Round Robin Invitational | |
| 533 | Averie Mak | 47.07 | 9 | BB Min | A: 42.79 (+4.28s | 9.1%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 534 | Juliette Roslyn | 47.07 | 10 | BB Min | A: 42.79 (+4.28s | 9.1%) | North Bay Aquatics | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 535 | Kyla Parnell | 47.07 | 9 | BB Min | A: 42.79 (+4.28s | 9.1%) | Pacific Swim | 12/04/2025 | 2025 Holiday Swim Festival | |
| 536 | Pearl Spaugy | 47.08 | 9 | BB Min | A: 42.79 (+4.29s | 9.1%) | Multnomah Athletic Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 537 | Emery Peterson | 47.08 | 10 | BB Min | A: 42.79 (+4.29s | 9.1%) | Lewis Clark Neptune Swim Team | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 538 | Harper Hillis | 47.11 | 9 | BB Min | A: 42.79 (+4.32s | 9.2%) | Unattached | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 539 | Naiya Keys | 47.13 | 10 | BB Min | A: 42.79 (+4.34s | 9.2%) | Baker YMCA Swim Team | 05/03/2025 | 2025 Baker Dive Dash Progressive Swim Meet | |
| 540 | Gisele Petkov | 47.15 | 8 | BB Min | A: 42.79 (+4.36s | 9.2%) | Stingray Swim Team | 04/18/2026 | 2026 PN MMSC Marlins Madness Approved | |
| 541 | Zoe Bowman | 47.16 | 10 | BB Min | A: 42.79 (+4.37s | 9.3%) | Pikes Peak Athletics | 02/20/2026 | 2026 CO PPA February Frenzy Last Chance Meet | |
| 542 | Evelyn Zhou | 47.17 | 10 | BB Min | A: 42.79 (+4.38s | 9.3%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 543 | Kate Ventura | 47.17 | 10 | BB Min | A: 42.79 (+4.38s | 9.3%) | Wave Aquatics | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 544 | Clara Hoey | 47.17 | 10 | BB Min | A: 42.79 (+4.38s | 9.3%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 545 | Juliana Wilson | 47.19 | 10 | BB Min | A: 42.79 (+4.40s | 9.3%) | Mighty Marlins Swim Club | 03/28/2026 | 2026 PN Spring Showdown, Div 3 Approved | |
| 546 | Chloe Han | 47.21 | 10 | BB Min | A: 42.79 (+4.42s | 9.4%) | Rancho San Dieguito | 03/21/2026 | 2026 SI CAST All Ages NTS Meet South | |
| 547 | Campbell Rose | 47.22 | 9 | BB Min | A: 42.79 (+4.43s | 9.4%) | SlipStream Aquatics | 03/13/2026 | Mile High Championship Invitational | |
| 548 | Abigail Kroll | 47.22 | 10 | BB Min | A: 42.79 (+4.43s | 9.4%) | Cortez Water Dragons | 05/29/2026 | 2026 CO Cortez Summer Open | |
| 549 | Georgia Yurchak | 47.22 | 8 | BB Min | A: 42.79 (+4.43s | 9.4%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 550 | Ada Ratner | 47.25 | 10 | BB Min | A: 42.79 (+4.46s | 9.4%) | Unattached | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | |
Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.