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 | |
|---|---|---|---|---|---|---|---|---|---|
| 701 | Nastassia Burton | 48.98 | 9 | B Min | BB: 48.69 (+0.29s | 0.6%) | Rogue Rapids | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 702 | Victoria Kong | 48.99 | 9 | B Min | BB: 48.69 (+0.30s | 0.6%) | Pacific Swim | 01/31/2026 | 2026 SBA All Ages NTS Meet | |
| 703 | Smith Chin | 49.01 | 10 | B Min | BB: 48.69 (+0.32s | 0.7%) | Dart Swimming | 11/08/2025 | Folsom Classic 2025 | |
| 704 | Julia Long | 49.05 | 9 | B Min | BB: 48.69 (+0.36s | 0.7%) | Unattached | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | |
| 705 | Sarah Chen | 49.05 | 9 | B Min | BB: 48.69 (+0.36s | 0.7%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 706 | Thea Zeng | 49.07 | 10 | B Min | BB: 48.69 (+0.38s | 0.8%) | Eastside Aquatic Swim Team | 04/18/2026 | 2026 PN MMSC Marlins Madness Approved | |
| 707 | Logan Edleson | 49.10 | 9 | B Min | BB: 48.69 (+0.41s | 0.8%) | North Coast Aquatics | 07/10/2026 | 2026 SI JBST All Ages Last Chance Meet | |
| 708 | Zoe Curry | 49.12 | 10 | B Min | BB: 48.69 (+0.43s | 0.9%) | Cascade Swim Club | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | |
| 709 | Reese Johnson | 49.12 | 10 | B Min | BB: 48.69 (+0.43s | 0.9%) | Oregon City | 02/13/2026 | 2026 OR HS 6A 5 | |
| 710 | Adar Van Horn | 49.13 | 8 | B Min | BB: 48.69 (+0.44s | 0.9%) | Bellevue Club Swim Team | 11/22/2025 | 2025 PN November AGI, Div 3 (UPAC) | |
| 711 | Ella Shu | 49.15 | 9 | B Min | BB: 48.69 (+0.46s | 0.9%) | Flying Fish Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 712 | Camellia Cao | 49.15 | 9 | B Min | BB: 48.69 (+0.46s | 0.9%) | Cascade Swim Club | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 713 | Stefanie Sun | 49.16 | 9 | B Min | BB: 48.69 (+0.47s | 1.0%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 714 | Wesley Siebe | 49.16 | 10 | B Min | BB: 48.69 (+0.47s | 1.0%) | Bend Swim Club | 08/07/2026 | Bend Swim Club August Invitational | |
| 715 | Alexandra Czuczman | 49.17 | 9 | B Min | BB: 48.69 (+0.48s | 1.0%) | Aquawolves Swimming | 03/06/2026 | 2026 CO 14 U Silver State | |
| 716 | Celina Besana | 49.17 | 9 | B Min | BB: 48.69 (+0.48s | 1.0%) | Waikoloa Swim Club | 10/18/2025 | BIG ISLAND SWIMMING @ HPA | |
| 717 | Melody Chen | 49.18 | 10 | B Min | BB: 48.69 (+0.49s | 1.0%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 718 | Aubrey Li | 49.18 | 10 | B Min | BB: 48.69 (+0.49s | 1.0%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 719 | Kora Kleinschmidt | 49.19 | 8 | B Min | BB: 48.69 (+0.50s | 1.0%) | Sebastopol Sea Serpents | 04/18/2026 | RP SWIM CLUB (PRNA) SPRING SWIM FEST! | |
| 720 | Nina Martin | 49.20 | 10 | B Min | BB: 48.69 (+0.51s | 1.0%) | Valley Dolphins Swim Team | 07/18/2026 | 2026 CO AP Rocky Mountain State Games | |
| 721 | Grace Ge | 49.20 | 9 | B Min | BB: 48.69 (+0.51s | 1.0%) | Rancho San Dieguito | 07/10/2026 | 2026 SI JBST All Ages Last Chance Meet | |
| 722 | Olivia Dacutanan | 49.20 | 10 | B Min | BB: 48.69 (+0.51s | 1.0%) | YMCA of Snohomish County Barra | 04/18/2026 | 2026 PN MMSC Marlins Madness Approved | |
| 723 | Sydney Severance | 49.20 | 9 | B Min | BB: 48.69 (+0.51s | 1.0%) | Flagstaff Snow Sharks | 12/04/2025 | 2025 Holiday Swim Festival | |
| 724 | Izabella Jaynes | 49.23 | 9 | B Min | BB: 48.69 (+0.54s | 1.1%) | Univ. of Denver Hilltoppers | 01/23/2026 | 2026 CO TOPS Colorado Open | |
| 725 | Emily Georgieva | 49.24 | 9 | B Min | BB: 48.69 (+0.55s | 1.1%) | Excel Aquatics | 12/05/2025 | 2025 Beaman Toyota Meet Of Champs | |
| 726 | Dora Zhang | 49.24 | 10 | B Min | BB: 48.69 (+0.55s | 1.1%) | Sunnyvale Swim Club | 03/28/2026 | LAMV C B A+ Meet | |
| 727 | Sophia Stilson | 49.25 | 9 | B Min | BB: 48.69 (+0.56s | 1.1%) | Full Armour Swim Team | 03/14/2026 | 2026 CO Zone 5 Championships | |
| 728 | Sophia Gao | 49.27 | 9 | B Min | BB: 48.69 (+0.58s | 1.2%) | Olympus Aquatics | 10/30/2025 | 2025 OA IMR 1 | |
| 729 | Andi Allphin | 49.27 | 9 | B Min | BB: 48.69 (+0.58s | 1.2%) | Rogue Rapids | 04/25/2026 | 2026 Rogue Rapids Spring Sprint Intrasquad | |
| 730 | Ada Richards | 49.27 | 10 | B Min | BB: 48.69 (+0.58s | 1.2%) | Maverick Aquatics | 05/16/2026 | 2026 CO Sopris FAST Challenge | |
| 731 | Edda Wang | 49.27 | 9 | B Min | BB: 48.69 (+0.58s | 1.2%) | West Coast Aquatics | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | |
| 732 | Alicia Pan | 49.28 | 10 | B Min | BB: 48.69 (+0.59s | 1.2%) | Seattle Metropolitan Aquatic C | 02/08/2026 | 2026 PN SMAC February Mini Meet Approved | |
| 733 | Alicia Tan | 49.28 | 9 | B Min | BB: 48.69 (+0.59s | 1.2%) | Bellevue Club Swim Team | 02/27/2026 | 2026 PN Feb Age Group Invite,Div 3 Approved | |
| 734 | Olive Gwynn | 49.30 | 10 | B Min | BB: 48.69 (+0.61s | 1.2%) | Hilltop Aquatic Swim Team | 12/29/2025 | 60th Kearns Holiday Open Invitational | |
| 735 | Yuchen Jiang | 49.31 | 10 | B Min | BB: 48.69 (+0.62s | 1.3%) | California Dolphins Swim Team | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 736 | Noelle Brown | 49.32 | 10 | B Min | BB: 48.69 (+0.63s | 1.3%) | Foothills Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 737 | Olivia Pham | 49.32 | 9 | B Min | BB: 48.69 (+0.63s | 1.3%) | Valley Splash | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 738 | Kate Pocekovic | 49.33 | 9 | B Min | BB: 48.69 (+0.64s | 1.3%) | Bainbridge Island Swim Club | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 739 | Scarlett Freeman | 49.33 | 8 | B Min | BB: 48.69 (+0.64s | 1.3%) | Life Time Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 740 | Nadia Soichet-Yampolsky | 49.34 | 9 | B Min | BB: 48.69 (+0.65s | 1.3%) | Albany Armada Aquatics | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | |
| 741 | Eva Sule | 49.34 | 10 | B Min | BB: 48.69 (+0.65s | 1.3%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 742 | Juliette Harrison | 49.34 | 10 | B Min | BB: 48.69 (+0.65s | 1.3%) | Velocity Swimming | 01/03/2026 | January Storm | |
| 743 | Landon Day | 49.35 | 10 | B Min | BB: 48.69 (+0.66s | 1.3%) | Bend Swim Club | 07/17/2026 | Madras Locals Meet | |
| 744 | Sophia Eleryan | 49.37 | 10 | B Min | BB: 48.69 (+0.68s | 1.4%) | Unattached | 08/01/2026 | 2026 PN WAVE Summer Pentathlon Invite Appr | |
| 745 | Romy Hale | 49.37 | 9 | B Min | BB: 48.69 (+0.68s | 1.4%) | Skyline Swim Club | 02/21/2025 | Skyline Last Chance 2025 | |
| 746 | Ansley Falconer | 49.39 | 10 | B Min | BB: 48.69 (+0.70s | 1.4%) | Silverthorne Tsunami | 01/31/2026 | 2026 CO Anthony Boettcher Nate Rothman Memori | |
| 747 | Kaiulani Suganuma | 49.39 | 10 | B Min | BB: 48.69 (+0.70s | 1.4%) | Warrior Aquatic Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 748 | Quinn Braun | 49.40 | 10 | B Min | BB: 48.69 (+0.71s | 1.4%) | Wave Aquatics | 08/01/2026 | 2026 PN WAVE Summer Pentathlon Invite Appr | |
| 749 | Anaya Alreja | 49.41 | 10 | B Min | BB: 48.69 (+0.72s | 1.5%) | West Coast Aquatics | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | |
| 750 | Olivia Wong | 49.43 | 9 | B Min | BB: 48.69 (+0.74s | 1.5%) | Ladera Oaks | 01/24/2026 | 2026 Zone 1 North Championships | |
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.