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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1451 | Jasmine Chiew | 52.32 | 10 | B Min | BB: 48.69 (+3.63s | 6.9%) | Vacaville Swim Club | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 1452 | Marielle Herring | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | Aquawolves Swimming | 02/15/2025 | 2025 CO AQUA Last Chance Intra Squad | |
| 1453 | Rylee Whall | 52.33 | 9 | B Min | BB: 48.69 (+3.64s | 7.0%) | Mighty Marlins Swim Club | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 1454 | Caroline Marshall | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | Star Aquatics | 11/15/2025 | 2025 John Dewey Invitational | |
| 1455 | Ryan Nielsen | 52.34 | 10 | B Min | BB: 48.69 (+3.65s | 7.0%) | North Jeffco Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 1456 | Emma Andreu Riera | 52.35 | 10 | B Min | BB: 48.69 (+3.66s | 7.0%) | Monterey Bay Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 1457 | Madison McNaghten | 52.35 | 9 | B Min | BB: 48.69 (+3.66s | 7.0%) | Spokane Waves Aquatic Team | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 1458 | Amyra Srivastava | 52.35 | 10 | B Min | BB: 48.69 (+3.66s | 7.0%) | Milpitas Aquatic Club | 09/27/2025 | 2025 MAC Season Kick Off | |
| 1459 | Evelyn Xiao | 52.36 | 9 | B Min | BB: 48.69 (+3.67s | 7.0%) | Pacific Dragons Swim Team | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 1460 | Chloe Wang | 52.36 | 8 | B Min | BB: 48.69 (+3.67s | 7.0%) | Alto Swim Club | 12/19/2025 | ALTO Candy Cane Classic | |
| 1461 | Bellamy Wang | 52.37 | 8 | B Min | BB: 48.69 (+3.68s | 7.0%) | Otter Swim Club | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 1462 | Madeleine Poole | 52.37 | 6 | B Min | BB: 48.69 (+3.68s | 7.0%) | Montclair Swim Team | 03/28/2026 | Piedmont Swim Team C B BB+ | |
| 1463 | Leah Wang | 52.39 | 9 | B Min | BB: 48.69 (+3.70s | 7.1%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 1464 | Leila Mendenhall | 52.39 | 9 | B Min | BB: 48.69 (+3.70s | 7.1%) | Wind N Sea Swim Team | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 1465 | Amalia Hewitt | 52.39 | 8 | B Min | BB: 48.69 (+3.70s | 7.1%) | Pacifica Sea Lions | 12/06/2025 | DCD Winter Holiday Splash CBA+ | |
| 1466 | Alice Whyte | 52.39 | 9 | B Min | BB: 48.69 (+3.70s | 7.1%) | Ketchikan Killer Whales | 02/13/2026 | 2026 PN UPAC 4th Annual Feb Fly In Approved | |
| 1467 | Vera Russo | 52.39 | 8 | B Min | BB: 48.69 (+3.70s | 7.1%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 1468 | Rosalie Clayton | 52.40 | 8 | B Min | BB: 48.69 (+3.71s | 7.1%) | Tualatin Hills Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 1469 | Nancy Aldrich | 52.40 | 10 | B Min | BB: 48.69 (+3.71s | 7.1%) | Pueblo Swim Club | 02/08/2026 | 2026 CO Falfins Short Course Series #4 | |
| 1470 | Anna Kraeutle | 52.40 | 10 | B Min | BB: 48.69 (+3.71s | 7.1%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 1471 | Rishona Yoo | 52.41 | 10 | B Min | BB: 48.69 (+3.72s | 7.1%) | Olympic Cascade Aquatics | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 1472 | Minjae Lee | 52.42 | 10 | B Min | BB: 48.69 (+3.73s | 7.1%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 1473 | Aria Dao | 52.42 | 9 | B Min | BB: 48.69 (+3.73s | 7.1%) | Aces Swim Club | 02/14/2026 | 2026 CO ACES Winter Open | |
| 1474 | Paige Foyle-Storey | 52.43 | 10 | B Min | BB: 48.69 (+3.74s | 7.1%) | Salida Cyclones | 08/01/2025 | 2025 CO CSI Scottie Aschermann Memorial | |
| 1475 | Charlotte Kintz | 52.44 | 10 | B Min | BB: 48.69 (+3.75s | 7.2%) | Bay Club Aquatics | 12/05/2025 | SI 2025 RSD All Ages WAG Max | |
| 1476 | Ada Merrill | 52.46 | 8 | B Min | BB: 48.69 (+3.77s | 7.2%) | Tri-city Channel Cats | 01/03/2026 | January Storm | |
| 1477 | Hallie Hess | 52.47 | 9 | B Min | BB: 48.69 (+3.78s | 7.2%) | Pacific Swim | 01/31/2026 | 2026 SBA All Ages NTS Meet | |
| 1478 | Hailey LaBerge | 52.47 | 10 | B Min | BB: 48.69 (+3.78s | 7.2%) | Rancho San Dieguito | 06/28/2025 | 2025 SI FAST RISING STARS 2 | |
| 1479 | Nya Hilderbrand | 52.48 | 8 | B Min | BB: 48.69 (+3.79s | 7.2%) | Bend Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 1480 | Myra Kantamneni | 52.49 | 9 | B Min | BB: 48.69 (+3.80s | 7.2%) | California Dolphins Swim Team | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | |
| 1481 | Kender Unwin | 52.49 | 9 | B Min | BB: 48.69 (+3.80s | 7.2%) | COSA Swimming | 02/13/2026 | 2026 CO Valentine Open | |
| 1482 | Alessia Fisher | 52.49 | 10 | B Min | BB: 48.69 (+3.80s | 7.2%) | Wind N Sea Swim Team | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 1483 | Amy Guo | 52.51 | 9 | B Min | BB: 48.69 (+3.82s | 7.3%) | Life Time Oregon Swim Team | 01/23/2026 | 2026 TTSC Winter Qualifier | |
| 1484 | Lucia Marshall | 52.53 | 10 | B Min | BB: 48.69 (+3.84s | 7.3%) | Mjcc Stingrays | 11/01/2025 | 2025 PAC Fall Invitational | |
| 1485 | Lucy Olmsted | 52.54 | 10 | B Min | BB: 48.69 (+3.85s | 7.3%) | SlipStream Aquatics | 03/14/2025 | 2025 CO NJ Mile High Championships | |
| 1486 | Mila Astorga | 52.54 | 10 | B Min | BB: 48.69 (+3.85s | 7.3%) | Portland Aquatic Club | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 1487 | Sophia Whall | 52.54 | 10 | B Min | BB: 48.69 (+3.85s | 7.3%) | Mighty Marlins Swim Club | 03/28/2026 | 2026 PN Spring Showdown, Div 3 Approved | |
| 1488 | Eibhlin Higgins | 52.54 | 8 | B Min | BB: 48.69 (+3.85s | 7.3%) | Clearfield City Aquatic Team | 12/13/2025 | SDAT Winter Pentathlon | |
| 1489 | Harlow Holcomb | 52.54 | 10 | B Min | BB: 48.69 (+3.85s | 7.3%) | Missoula YMCA Swim Team | 12/04/2025 | 2025 Holiday Swim Festival | |
| 1490 | Eloise Addison | 52.54 | 10 | B Min | BB: 48.69 (+3.85s | 7.3%) | Front Range Barracudas | 01/16/2026 | 2026 CO CUDA Classic | |
| 1491 | Ingrid Stevens | 52.55 | 10 | B Min | BB: 48.69 (+3.86s | 7.3%) | South Whidbey Island Stingrays | 02/07/2026 | 2026 PN TAC Island Express | |
| 1492 | Mallow Dahl | 52.56 | 10 | B Min | BB: 48.69 (+3.87s | 7.4%) | Cali Piranha Swim Team | 02/21/2026 | 2026 SI JBST Age Group Champs Max | |
| 1493 | Elizaveta Kazakova | 52.56 | 9 | B Min | BB: 48.69 (+3.87s | 7.4%) | Jbarracudas Swim Team | 10/24/2025 | 2025 SI JBST ALL AGES A BB MEET | |
| 1494 | Mia Chmelka | 52.57 | 9 | B Min | BB: 48.69 (+3.88s | 7.4%) | Rio Salado Swim Club | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 1495 | Lucille Wolf | 52.58 | 10 | B Min | BB: 48.69 (+3.89s | 7.4%) | North Coast Aquatics | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 1496 | Amelia Yankovsky | 52.58 | 9 | B Min | BB: 48.69 (+3.89s | 7.4%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 1497 | Lailana Robbins | 52.58 | 10 | B Min | BB: 48.69 (+3.89s | 7.4%) | Lakeridge Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | |
| 1498 | Audrey Randall | 52.59 | 9 | B Min | BB: 48.69 (+3.90s | 7.4%) | Tualatin Hills Swim Club | 12/12/2025 | 2025 OR TTSC Holiday Invitational Meet | |
| 1499 | Wrenly Wright | 52.59 | 9 | B Min | BB: 48.69 (+3.90s | 7.4%) | SlipStream Aquatics | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 1500 | Arya Mam | 52.61 | 10 | B Min | BB: 48.69 (+3.92s | 7.5%) | Tornadoes Swim Team | 09/27/2025 | FGSC 2025 Season Opener Pentathlon | |
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.