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 | |
|---|---|---|---|---|---|---|---|---|---|
| 601 | Andie Villanueva | 47.33 | 9 | BB Min | A: 42.79 (+4.54s | 9.6%) | Splash Aquatics | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 602 | Nina Rogovoy | 47.34 | 10 | BB Min | A: 42.79 (+4.55s | 9.6%) | Jbarracudas Swim Team | 03/21/2026 | 2026 SI CAST All Ages NTS Meet South | |
| 603 | Ellyson Bridges | 47.34 | 10 | BB Min | A: 42.79 (+4.55s | 9.6%) | North Jeffco Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 604 | Maya Kiryanov | 47.35 | 10 | BB Min | A: 42.79 (+4.56s | 9.6%) | Wind N Sea Swim Team | 08/08/2026 | 2026 SI WIND All Ages NTS Wrap Up Meet | |
| 605 | Kirsten Peredo | 47.35 | 9 | BB Min | A: 42.79 (+4.56s | 9.6%) | South San Francisco Aquatics | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 606 | Presley Purcell | 47.36 | 10 | BB Min | A: 42.79 (+4.57s | 9.6%) | Aspen Swim Club | 10/10/2026 | 2026 CO Aspen Swim Meet | |
| 607 | Madelyn Miyashiro | 47.36 | 10 | BB Min | A: 42.79 (+4.57s | 9.6%) | Alameda Gators | 10/10/2026 | Orinda Aquatics PC SC C B BB+ | |
| 608 | Taylor Yoshimoto | 47.37 | 10 | BB Min | A: 42.79 (+4.58s | 9.7%) | Brighton Bullfrogs Swim Club | 10/24/2026 | 2026 CO LONG Great Pumpkin Pentathlon | |
| 609 | Raya Hari | 47.38 | 10 | BB Min | A: 42.79 (+4.59s | 9.7%) | Wave Aquatics | 10/03/2026 | 2026 PN Wave Rocktober Invitational Approved | |
| 610 | Miriam Stiffler | 47.38 | 10 | BB Min | A: 42.79 (+4.59s | 9.7%) | Elevation Athletics | 10/24/2026 | 2026 CO LONG Great Pumpkin Pentathlon | |
| 611 | Olivia Shieh | 47.40 | 10 | BB Min | A: 42.79 (+4.61s | 9.7%) | Lake Oswego Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 612 | Helen Zhang | 47.40 | 10 | BB Min | A: 42.79 (+4.61s | 9.7%) | California Dolphins Swim Team | 07/25/2026 | Zone 2 Summer Championships | |
| 613 | Elizabeth Jiao | 47.41 | 10 | BB Min | A: 42.79 (+4.62s | 9.7%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 614 | McKinley Whitaker | 47.41 | 10 | BB Min | A: 42.79 (+4.62s | 9.7%) | Aspire Aquatics of Colorado | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 615 | Veronica Bratkowski | 47.41 | 10 | BB Min | A: 42.79 (+4.62s | 9.7%) | Burlingame Aquatics | 10/03/2026 | PASA CBA+ SCY Meet Oct 2026 | |
| 616 | Nora Pei | 47.42 | 10 | BB Min | A: 42.79 (+4.63s | 9.8%) | Albany Armada Aquatics | 07/10/2026 | Redwood Empire Swim League Championship | |
| 617 | Mihaela Semiz | 47.43 | 9 | BB Min | A: 42.79 (+4.64s | 9.8%) | Stingray Swim Team | 10/17/2026 | 2026 PN MMSC Fall Invite Approved | |
| 618 | Maddy Walker | 47.44 | 10 | BB Min | A: 42.79 (+4.65s | 9.8%) | Spokane Sea Serpents | 11/21/2025 | 2025 Adam England Memorial Fall Splash | |
| 619 | Edda Wang | 47.44 | 9 | BB Min | A: 42.79 (+4.65s | 9.8%) | West Coast Aquatics | 09/26/2026 | 2026 PN IST Sockeye Sprints Approved | |
| 620 | Hailey LaBerge | 47.48 | 10 | BB Min | A: 42.79 (+4.69s | 9.9%) | Rancho San Dieguito | 10/03/2026 | 2026 SI CAST Pentathlon October 3 | |
| 621 | Charlotte Tamayo | 47.49 | 10 | BB Min | A: 42.79 (+4.70s | 9.9%) | California Capital Aquatics | 09/26/2026 | 2026 CCA Spook Tacular | |
| 622 | Presley Simmons | 47.50 | 10 | BB Min | A: 42.79 (+4.71s | 9.9%) | College Area Swim Team | 10/03/2026 | 2026 SI CAST Pentathlon October 3 | |
| 623 | Emma Cheong | 47.50 | 10 | BB Min | A: 42.79 (+4.71s | 9.9%) | Milpitas Aquatic Club | 10/10/2026 | MAC Oct 10th Block Party | |
| 624 | Jane Senescu | 47.50 | 9 | BB Min | A: 42.79 (+4.71s | 9.9%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | |
| 625 | Jasmine Dao | 47.51 | 10 | BB Min | A: 42.79 (+4.72s | 9.9%) | Adrienne C Nelson | 02/15/2025 | 2025 OR HS 6a 4 | |
| 626 | Alder Clayton | 47.51 | 10 | BB Min | A: 42.79 (+4.72s | 9.9%) | College Area Swim Team | 10/03/2026 | 2026 SI CAST Pentathlon October 3 | |
| 627 | Olivia Volzer | 47.53 | 10 | BB Min | A: 42.79 (+4.74s | 10.0%) | Clearfield City Aquatic Team | 11/06/2025 | 2025 OA Thanksgiving Turkey Meet | |
| 628 | June Jimenez | 47.55 | 9 | BB Min | A: 42.79 (+4.76s | 10.0%) | Blackhawk Swim Team | 10/09/2026 | VJO S Sprint For The Golden Ticket 2026 C | |
| 629 | Nancy Aldrich | 47.55 | 10 | BB Min | A: 42.79 (+4.76s | 10.0%) | Pueblo Swim Club | 10/09/2026 | 2026 CO Gian Luc Jordan Open | |
| 630 | Elle Chow | 47.56 | 10 | BB Min | A: 42.79 (+4.77s | 10.0%) | North Bay Aquatics | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | |
| 631 | Cora Kallas | 47.57 | 10 | BB Min | A: 42.79 (+4.78s | 10.0%) | Wasatch Front Fish Market | 12/29/2025 | 60th Kearns Holiday Open Invitational | |
| 632 | Michelle Franklin | 47.58 | 9 | BB Min | A: 42.79 (+4.79s | 10.1%) | Sfrp Rossi Swim Team | 10/09/2026 | VJO S Sprint For The Golden Ticket 2026 C | |
| 633 | Keegan Soley | 47.58 | 9 | BB Min | A: 42.79 (+4.79s | 10.1%) | Maui Dolphins Swim Club | 05/16/2026 | 2026 MAGSA 12 U ABC And Special Olympics Meet | |
| 634 | Violet Levinson | 47.59 | 9 | BB Min | A: 42.79 (+4.80s | 10.1%) | Bay Club Panthers | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 635 | Maddy Walker | 47.60 | 10 | BB Min | A: 42.79 (+4.81s | 10.1%) | Spokane Sea Serpents | 01/16/2026 | 2026 Hells Canyon Invitational | |
| 636 | Amalia Hewitt | 47.60 | 8 | BB Min | A: 42.79 (+4.81s | 10.1%) | Pacifica Sea Lions | 09/18/2026 | PSL Pacifica Season Launch CBA+ Meet | |
| 637 | Maya Hall | 47.60 | 10 | BB Min | A: 42.79 (+4.81s | 10.1%) | South San Francisco Aquatics | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 638 | Holly Tonn | 47.60 | 10 | BB Min | A: 42.79 (+4.81s | 10.1%) | The Dalles Swim Team | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 639 | Alexandra Czuczman | 47.60 | 10 | BB Min | A: 42.79 (+4.81s | 10.1%) | Aquawolves Swimming | 09/25/2026 | 2026 CO AQUA Vs DSA Dyal | |
| 640 | Maylee Lewis | 47.61 | 10 | BB Min | A: 42.79 (+4.82s | 10.1%) | Seattle Metropolitan Aquatic C | 10/10/2026 | 2026 PN SMAC Fall Kick Off Approved | |
| 641 | Varnica Sushrat | 47.61 | 9 | BB Min | A: 42.79 (+4.82s | 10.1%) | California Dolphins Swim Team | 09/19/2026 | PC LAC C B BB 26 Copied | |
| 642 | Mela Villalon Hunhoff | 47.62 | 10 | BB Min | A: 42.79 (+4.83s | 10.1%) | Unattached | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 643 | Kayla Aoki | 47.63 | 10 | BB Min | A: 42.79 (+4.84s | 10.2%) | Maui Swim Club | 09/19/2026 | 2026 MAGSA SCY A 1 | |
| 644 | Keira Chan | 47.63 | 10 | BB Min | A: 42.79 (+4.84s | 10.2%) | Bellevue Club Swim Team | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 645 | Teiya-Lynn Castillo | 47.63 | 9 | BB Min | A: 42.79 (+4.84s | 10.2%) | Hilo Aquatic Club | 10/03/2026 | 2026 BIG ISLAND SWIMMING | |
| 646 | Emersyn Carton | 47.66 | 10 | BB Min | A: 42.79 (+4.87s | 10.2%) | Hills Hurricane Swimming | 09/19/2026 | East Bay Silver Dolphins Short Course C B BB+ | |
| 647 | Laura Francis | 47.67 | 10 | BB Min | A: 42.79 (+4.88s | 10.2%) | Issaquah Swim Team | 09/26/2026 | 2026 PN IST Sockeye Sprints Approved | |
| 648 | Isabel Malgapo | 47.68 | 10 | BB Min | A: 42.79 (+4.89s | 10.3%) | East Bay Silver Dolphins | 09/19/2026 | East Bay Silver Dolphins Short Course C B BB+ | |
| 649 | Caroline Czisch | 47.68 | 9 | BB Min | A: 42.79 (+4.89s | 10.3%) | Alto Swim Club | 03/07/2026 | DACA CBA Meet | |
| 650 | Isla Green | 47.68 | 10 | BB Min | A: 42.79 (+4.89s | 10.3%) | SlipStream Aquatics | 09/26/2026 | 2026 CO NJ SC Kick Off Invite | |
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.