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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | Lucy Fronk | 47.80 | 9 | BB Min | A: 42.79 (+5.01s | 10.5%) | South Davis Aquatics Team | 11/21/2025 | 2025 MAC Thanksgiving Invitational | |
| 552 | Shea Paulus | 47.80 | 9 | BB Min | A: 42.79 (+5.01s | 10.5%) | SOL Swim Team | 08/08/2026 | 2026 SI CAST All Ages August Wrap Up Meet C | |
| 553 | Mia Wong | 47.80 | 10 | BB Min | A: 42.79 (+5.01s | 10.5%) | Usf Youth Swimming | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 554 | Rylah Clark | 47.81 | 10 | BB Min | A: 42.79 (+5.02s | 10.5%) | Lahaina Swim Club | 02/07/2026 | 2026 MAGSA A B SCY LAST CHANCE MEET | |
| 555 | Olivia Liang | 47.82 | 9 | BB Min | A: 42.79 (+5.03s | 10.5%) | Blue Dolphin Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | |
| 556 | Jasmine Zhang | 47.83 | 8 | BB Min | A: 42.79 (+5.04s | 10.5%) | California Dolphins Swim Team | 07/25/2026 | Zone 2 Summer Championships | |
| 557 | Irene Choi | 47.83 | 10 | BB Min | A: 42.79 (+5.04s | 10.5%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 558 | Elliott Balakas | 47.84 | 9 | BB Min | A: 42.79 (+5.05s | 10.6%) | Aces Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 559 | Kiana Shakeri | 47.85 | 10 | BB Min | A: 42.79 (+5.06s | 10.6%) | Life Time Oregon Swim Team | 03/14/2026 | 2026 John Haring Memorial BC Showdown | |
| 560 | Summer Polintan | 47.86 | 9 | BB Min | A: 42.79 (+5.07s | 10.6%) | Coronado Swim -team Elite | 01/31/2026 | 2026 SBA All Ages NTS Meet | |
| 561 | Collette Mock | 47.87 | 9 | BB Min | A: 42.79 (+5.08s | 10.6%) | Spare Time Aquatics @ Rio | 11/09/2024 | Folsom Classic 2024 | |
| 562 | Audrey Feng | 47.87 | 10 | BB Min | A: 42.79 (+5.08s | 10.6%) | Burlingame Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 563 | Ivy Dittman | 47.89 | 10 | BB Min | A: 42.79 (+5.10s | 10.6%) | Apex | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 564 | Anna Chogovadze | 47.91 | 9 | BB Min | A: 42.79 (+5.12s | 10.7%) | Mission Aurora Colorado Swimmi | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 565 | Lillian Dean | 47.92 | 10 | BB Min | A: 42.79 (+5.13s | 10.7%) | Voltage Aquatics | 10/25/2025 | Spook Splash 2025 | |
| 566 | Madison McMillan | 47.94 | 10 | BB Min | A: 42.79 (+5.15s | 10.7%) | Pikes Peak Athletics | 07/18/2026 | 2026 CO AP Rocky Mountain State Games | |
| 567 | Amalica Gooze | 47.95 | 10 | BB Min | A: 42.79 (+5.16s | 10.8%) | Cascade Swim Club | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 568 | Presley Simmons | 47.95 | 10 | BB Min | A: 42.79 (+5.16s | 10.8%) | College Area Swim Team | 08/08/2026 | 2026 SI CAST All Ages August Wrap Up Meet C | |
| 569 | Ava Maximov | 47.95 | 9 | BB Min | A: 42.79 (+5.16s | 10.8%) | Neptune Swimming | 07/25/2026 | 2026 REAL Championships | |
| 570 | Annais Kim | 47.95 | 9 | BB Min | A: 42.79 (+5.16s | 10.8%) | Burlingame Aquatics | 03/07/2026 | BAC Race To AGCs | |
| 571 | Hailey LaBerge | 47.96 | 10 | BB Min | A: 42.79 (+5.17s | 10.8%) | Rancho San Dieguito | 07/10/2026 | 2026 SI JBST All Ages Last Chance Meet | |
| 572 | Alice Tinetti | 47.97 | 10 | BB Min | A: 42.79 (+5.18s | 10.8%) | Mission Aurora Colorado Swimmi | 02/13/2026 | 2026 CO Loveland Last Chance Sweetheart Meet | |
| 573 | Brooklyn Hagert | 47.98 | 9 | BB Min | A: 42.79 (+5.19s | 10.8%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 574 | Nina Holsman | 48.00 | 9 | BB Min | A: 42.79 (+5.21s | 10.9%) | Montclair Swim Team | 07/10/2026 | Redwood Empire Swim League Championship | |
| 575 | McKenna Lee | 48.00 | 10 | BB Min | A: 42.79 (+5.21s | 10.9%) | SlipStream Aquatics | 12/12/2025 | 2025 CO NJ Blizzard Invite | |
| 576 | Aadhya Sirimamilla | 48.00 | 10 | BB Min | A: 42.79 (+5.21s | 10.9%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 577 | Emma Newlands | 48.00 | 9 | BB Min | A: 42.79 (+5.21s | 10.9%) | Palo Alto Stanford Aquatics | 07/10/2026 | Sensational Summer Of 26 Block Party | |
| 578 | Coco Starn | 48.02 | 10 | BB Min | A: 42.79 (+5.23s | 10.9%) | Punahou Aquatics Institute | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 579 | Merrick Ogden | 48.02 | 9 | BB Min | A: 42.79 (+5.23s | 10.9%) | King Aquatic Club | 01/31/2026 | 2026 PN KING Beast IMX IMR Invitational Appr | |
| 580 | Lauren Garnier | 48.04 | 10 | BB Min | A: 42.79 (+5.25s | 10.9%) | Walnut Creek Aquabears | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 581 | Esabel Watkins | 48.04 | 9 | BB Min | A: 42.79 (+5.25s | 10.9%) | Aquawolves Swimming | 03/06/2026 | 2026 CO 14 U Silver State | |
| 582 | Emilia Chang | 48.05 | 10 | BB Min | A: 42.79 (+5.26s | 10.9%) | Burlingame Aquatics | 01/10/2026 | BAC Norman Cutler Memorial | |
| 583 | Kaylie Nishihira | 48.06 | 10 | BB Min | A: 42.79 (+5.27s | 11.0%) | Punahou Aquatics Institute | 10/19/2025 | Aulea Fall Frenzy Meet | |
| 584 | Alara Petricka | 48.09 | 10 | BB Min | A: 42.79 (+5.30s | 11.0%) | Front Range Barracudas | 02/08/2025 | 2025 CO NCS 10 U Winter Spectacular | |
| 585 | Sage Lovanhill | 48.10 | 10 | BB Min | A: 42.79 (+5.31s | 11.0%) | Seattle Metropolitan Aquatic C | 02/13/2026 | 2026 PN UPAC 4th Annual Feb Fly In Approved | |
| 586 | Cali Martinez | 48.10 | 9 | BB Min | A: 42.79 (+5.31s | 11.0%) | Nampa Swim Team | 12/06/2025 | Reindeer Games 2025 | |
| 587 | Beyah Hwunan | 48.10 | 9 | BB Min | A: 42.79 (+5.31s | 11.0%) | Aulea Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 588 | Alexandra Oseev | 48.10 | 10 | BB Min | A: 42.79 (+5.31s | 11.0%) | Renegade Aquatics | 07/10/2026 | 2026 SI JBST All Ages Last Chance Meet | |
| 589 | Elissa Justice | 48.12 | 9 | BB Min | A: 42.79 (+5.33s | 11.1%) | Life Time Colorado Swim Club | 02/13/2026 | 2026 CO Valentine Open | |
| 590 | Ivy Coleman | 48.12 | 8 | BB Min | A: 42.79 (+5.33s | 11.1%) | Clovis Swim Club | 11/22/2025 | 2025 Dr Dowain Wright Memorial ABC | |
| 591 | Ellie Rasmussen | 48.13 | 10 | BB Min | A: 42.79 (+5.34s | 11.1%) | Sandpipers of Nevada | 11/08/2024 | 2024 NV State Championships | |
| 592 | Karissa Boylan | 48.15 | 9 | BB Min | A: 42.79 (+5.36s | 11.1%) | Castle Rock Swimming | 02/14/2026 | 2026 CO ACES Winter Open | |
| 593 | Keren Li | 48.16 | 8 | BB Min | A: 42.79 (+5.37s | 11.2%) | Durango Swim Club | 04/17/2026 | 2026 CO Jolean Scott Memorial | |
| 594 | Ellieanna Carabajal | 48.16 | 10 | BB Min | A: 42.79 (+5.37s | 11.2%) | Front Range Barracudas | 01/16/2026 | 2026 CO CUDA Classic | |
| 595 | Aria Ferris | 48.18 | 9 | BB Min | A: 42.79 (+5.39s | 11.2%) | Aquawolves Swimming | 03/06/2026 | 2026 CO 14 U Silver State | |
| 596 | Gisele Salameh | 48.18 | 9 | BB Min | A: 42.79 (+5.39s | 11.2%) | Stingray Swim Team | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 597 | Sarah Chartrand | 48.19 | 10 | BB Min | A: 42.79 (+5.40s | 11.2%) | King Aquatic Club | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 598 | Olivia Le | 48.21 | 9 | BB Min | A: 42.79 (+5.42s | 11.2%) | East Bay Bat Rays | 07/10/2026 | Redwood Empire Swim League Championship | |
| 599 | Kailani Silva | 48.22 | 10 | BB Min | A: 42.79 (+5.43s | 11.3%) | Aspen Swim Club | 03/14/2026 | 2026 CO Western Slope League Bronze Meet | |
| 600 | Penny Datko | 48.22 | 10 | BB Min | A: 42.79 (+5.43s | 11.3%) | Fort Collins Area Swim Team | 01/10/2026 | 2026 CO FAST Vs TOPS Vs RIP | |
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.