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 | |
|---|---|---|---|---|---|---|---|---|---|
| 851 | Deija Goncalves de Jesus | 48.37 | 10 | BB Min | A: 42.79 (+5.58s | 11.5%) | Life Time Fitness Utah Swim Te | 10/24/2025 | SSC Witchy Waters 2025 | |
| 852 | Iris Wang | 48.37 | 9 | BB Min | A: 42.79 (+5.58s | 11.5%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 853 | Tessa Chaikin | 48.38 | 10 | BB Min | A: 42.79 (+5.59s | 11.6%) | Denver Swim Academy | 03/06/2026 | 2026 CO 14 U Silver State | |
| 854 | Clara Cederholm | 48.39 | 9 | BB Min | A: 42.79 (+5.60s | 11.6%) | Olympus Aquatics | 02/21/2025 | 2025 Olympus Aquatics Last Chance | |
| 855 | Madhuri Mukhram | 48.41 | 10 | BB Min | A: 42.79 (+5.62s | 11.6%) | Bellingham Bay Swim Team | 01/24/2026 | 2026 PN BBST Aly Fell Memorial Approved | |
| 856 | Chloe Chakra | 48.42 | 10 | BB Min | A: 42.79 (+5.63s | 11.6%) | Mission Viejo Nadadores | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 857 | Santana Velasquez | 48.43 | 10 | BB Min | A: 42.79 (+5.64s | 11.6%) | Las Animas Trofins | 07/25/2025 | 2025 CO SECAL Championships | |
| 858 | Lillian Edeli | 48.43 | 10 | BB Min | A: 42.79 (+5.64s | 11.6%) | YMCA Presidio Aquatics | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | |
| 859 | Alessandra Solis | 48.43 | 5 | BB Min | A: 42.79 (+5.64s | 11.6%) | Piedmont Swim Team | 03/28/2026 | Piedmont Swim Team C B BB+ | |
| 860 | Amalia Bosa | 48.44 | 10 | BB Min | A: 42.79 (+5.65s | 11.7%) | Lake Oswego Swim Club | 12/13/2025 | 2025 OR HEAT Winter Invitational | |
| 861 | Thea Curry | 48.47 | 8 | BB Min | A: 42.79 (+5.68s | 11.7%) | Cascade Swim Club | 02/01/2026 | 2026 PN CSC February Mini Meet Approved | |
| 862 | Kaisha Mitchell | 48.47 | 9 | BB Min | A: 42.79 (+5.68s | 11.7%) | Apex | 01/02/2026 | 2026 CST Shark Chase Invitational | |
| 863 | Makaela Calzolari | 48.48 | 10 | BB Min | A: 42.79 (+5.69s | 11.7%) | Bay Club Aquatics | 02/21/2026 | 2026 SI JBST Age Group Champs Max | |
| 864 | Lucca Otero | 48.48 | 9 | BB Min | A: 42.79 (+5.69s | 11.7%) | Excel Aquatics | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 865 | Esther Wei | 48.48 | 9 | BB Min | A: 42.79 (+5.69s | 11.7%) | Bellevue Club Swim Team | 03/06/2026 | 2026 BBST Seize The Day Invitational | |
| 866 | Hallie Carollo | 48.49 | 9 | BB Min | A: 42.79 (+5.70s | 11.8%) | Eastmont | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 867 | Phoebe Peixoto | 48.49 | 9 | BB Min | A: 42.79 (+5.70s | 11.8%) | Team Eugene Aquatics | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 868 | Gisele Salameh | 48.50 | 9 | BB Min | A: 42.79 (+5.71s | 11.8%) | Stingray Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | |
| 869 | Yi-Yi Yan | 48.50 | 9 | BB Min | A: 42.79 (+5.71s | 11.8%) | Canyons Aquatic Club | 12/06/2025 | 2025 CA CANY Candy Cane | |
| 870 | Jane Ackerman | 48.51 | 10 | BB Min | A: 42.79 (+5.72s | 11.8%) | COSA Swimming | 02/13/2026 | 2026 CO Valentine Open | |
| 871 | Sein Moon | 48.53 | 9 | BB Min | A: 42.79 (+5.74s | 11.8%) | Pleasanton Seahawks | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | |
| 872 | Frances Turner | 48.54 | 10 | BB Min | A: 42.79 (+5.75s | 11.8%) | DeAnza Cupertino Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 873 | Emilie Bieker | 48.55 | 10 | BB Min | A: 42.79 (+5.76s | 11.9%) | Legacy Aquatics | 02/06/2026 | Legacy Aquatics Spring Qualifier | |
| 874 | Mila Monge | 48.55 | 9 | BB Min | A: 42.79 (+5.76s | 11.9%) | Livermore AquaCowboys | 09/27/2025 | PC LAC C B BB | |
| 875 | Aanaya Mondal | 48.56 | 9 | BB Min | A: 42.79 (+5.77s | 11.9%) | Pro Swimming | 12/06/2025 | 2025 PN Fall Divisionals, Division 3 WAVE | |
| 876 | Ila Knackstedt | 48.56 | 10 | BB Min | A: 42.79 (+5.77s | 11.9%) | Swim Lake City Legends | 11/21/2025 | 2025 MAC Thanksgiving Invitational | |
| 877 | Everly Hsueh | 48.56 | 10 | BB Min | A: 42.79 (+5.77s | 11.9%) | Milpitas Aquatic Club | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 878 | Bailey Aguilar-Marin | 48.57 | 8 | BB Min | A: 42.79 (+5.78s | 11.9%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | |
| 879 | Maddy Walker | 48.58 | 10 | BB Min | A: 42.79 (+5.79s | 11.9%) | Spokane Sea Serpents | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 880 | Claire Garrigues | 48.58 | 9 | BB Min | A: 42.79 (+5.79s | 11.9%) | Piedmont Swim Team | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 881 | Anika Parson | 48.58 | 10 | BB Min | A: 42.79 (+5.79s | 11.9%) | Pacific Dragons Swim Team | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 882 | Klara Koesel | 48.61 | 10 | BB Min | A: 42.79 (+5.82s | 12.0%) | Bainbridge Island Swim Club | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 883 | Ella Lerro | 48.62 | 8 | BB Min | A: 42.79 (+5.83s | 12.0%) | Aspire Aquatics of Colorado | 03/07/2025 | 2025 CO CSI Silver State Championships | |
| 884 | Olivia Alexander | 48.62 | 10 | BB Min | A: 42.79 (+5.83s | 12.0%) | Rancho San Dieguito | 12/05/2025 | SI 2025 RSD All Ages WAG Max | |
| 885 | Laura Francis | 48.62 | 10 | BB Min | A: 42.79 (+5.83s | 12.0%) | Issaquah Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 886 | Jordan Woods | 48.63 | 8 | BB Min | A: 42.79 (+5.84s | 12.0%) | Flatiron Athletic Club | 03/13/2026 | Mile High Championship Invitational | |
| 887 | Nikki Zhang | 48.66 | 8 | BB Min | A: 42.79 (+5.87s | 12.1%) | YMCA of Snohomish County Barra | 10/11/2025 | 2025 PSSA October Challenge APPROVED | |
| 888 | Sarah He | 48.67 | 9 | BB Min | A: 42.79 (+5.88s | 12.1%) | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | |
| 889 | Chelsea Shia | 48.67 | 9 | BB Min | A: 42.79 (+5.88s | 12.1%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 890 | Rylan Garcia | 48.67 | 8 | BB Min | A: 42.79 (+5.88s | 12.1%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 891 | Caroline McCarty | 48.68 | 9 | BB Min | A: 42.79 (+5.89s | 12.1%) | CAC Stingrays Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | |
| 892 | Eliza Cartwright | 48.68 | 10 | BB Min | A: 42.79 (+5.89s | 12.1%) | Albany Aquatic Association | 01/24/2026 | Oregon YMCA Championships 2026 | |
| 893 | Stella Madore | 48.69 | 9 | BB Min | A: 42.79 (+5.90s | 12.1%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 894 | Alexandra Oseev | 48.69 | 10 | BB Min | A: 42.79 (+5.90s | 12.1%) | Renegade Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 895 | Stella Ren | 48.69 | 10 | BB Min | A: 42.79 (+5.90s | 12.1%) | Alto Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 896 | Alexis Chong | 48.69 | 9 | BB Min | A: 42.79 (+5.90s | 12.1%) | Hilo Aquatic Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 897 | Camden Smiley | 48.69 | 9 | BB Min | A: 42.79 (+5.90s | 12.1%) | Spokane Waves Aquatic Team | 11/21/2025 | 2025 Adam England Memorial Fall Splash | |
| 898 | Liv Hughes | 48.71 | 10 | B Min | BB: 48.69 (+0.02s | 0.0%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 899 | Saoirse Smythe | 48.71 | 9 | B Min | BB: 48.69 (+0.02s | 0.0%) | Hickam Hurricanes | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 900 | Hadley Corbett | 48.71 | 10 | B Min | BB: 48.69 (+0.02s | 0.0%) | Foothills Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
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.