Western Zone Zone Girls 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 351 | Mavis McClafferty | 54.11 | 10 | BB Min | A: 48.79 (+5.32s | 9.8%) | Columbia River Swim Team | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 352 | Angela Cui | 54.12 | 9 | BB Min | A: 48.79 (+5.33s | 9.8%) | Blue Dolphin Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 353 | Ella Melancon | 54.13 | 10 | BB Min | A: 48.79 (+5.34s | 9.9%) | Coronado Swim -team Elite | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 354 | Aashi Kanyal | 54.15 | 10 | BB Min | A: 48.79 (+5.36s | 9.9%) | San Ramon Valley Aquatics | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 355 | Angela Hunt | 54.19 | 10 | BB Min | A: 48.79 (+5.40s | 10.0%) | Tsm Aquatics | 06/12/2025 | 2025 June Age Group Invite | |
| 356 | Hazel Nance | 54.19 | 10 | BB Min | A: 48.79 (+5.40s | 10.0%) | Lake Oswego Swim Club | 05/02/2025 | 2025 THSC Spring Invitational | |
| 357 | Madeline Schmidt | 54.20 | 10 | BB Min | A: 48.79 (+5.41s | 10.0%) | Denver Swim Academy | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 358 | Karissa Boylan | 54.26 | 9 | BB Min | A: 48.79 (+5.47s | 10.1%) | Castle Rock Swimming | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 359 | Daniela Arrobo | 54.29 | 9 | BB Min | A: 48.79 (+5.50s | 10.1%) | Hillsboro Swim Team | 05/01/2026 | 2026 THSC Spring Invite | |
| 360 | Ila Knackstedt | 54.30 | 10 | BB Min | A: 48.79 (+5.51s | 10.1%) | Swim Lake City Legends | 06/27/2025 | 2nd Annual Water Dragon Open | |
| 361 | Annalee Agabin | 54.32 | 9 | BB Min | A: 48.79 (+5.53s | 10.2%) | Maui Swim Club | 04/19/2026 | 2026 MAGSA LCM A1 Meet | |
| 362 | Charlotte Zanutto | 54.39 | 10 | BB Min | A: 48.79 (+5.60s | 10.3%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 363 | Summer Polintan | 54.40 | 9 | BB Min | A: 48.79 (+5.61s | 10.3%) | Coronado Swim -team Elite | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 364 | Kyla Parnell | 54.40 | 9 | BB Min | A: 48.79 (+5.61s | 10.3%) | Pacific Swim | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 365 | Emma Olsen | 54.42 | 10 | BB Min | A: 48.79 (+5.63s | 10.3%) | Fort Collins Area Swim Team | 04/24/2026 | 2026 CO FAST Spring Splash | |
| 366 | Avery Hawk | 54.44 | 9 | BB Min | A: 48.79 (+5.65s | 10.4%) | Pikes Peak Athletics | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 367 | Amanda Wu | 54.45 | 9 | BB Min | A: 48.79 (+5.66s | 10.4%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 368 | Piper McQueen | 54.47 | 10 | BB Min | A: 48.79 (+5.68s | 10.4%) | Apex | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 369 | Pearl Spaugy | 54.52 | 9 | BB Min | A: 48.79 (+5.73s | 10.5%) | Multnomah Athletic Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 370 | Arya Coates | 54.52 | 10 | BB Min | A: 48.79 (+5.73s | 10.5%) | The Olympic Club | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 371 | Juliette Maglinti | 54.52 | 9 | BB Min | A: 48.79 (+5.73s | 10.5%) | Warrior Aquatic Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 372 | Alejandra Garvin | 54.53 | 10 | BB Min | A: 48.79 (+5.74s | 10.5%) | Clovis Swim Club | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | |
| 373 | Lily Berg | 54.53 | 10 | BB Min | A: 48.79 (+5.74s | 10.5%) | Castle Rock Swimming | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 374 | Laura Francis | 54.61 | 10 | BB Min | A: 48.79 (+5.82s | 10.7%) | Issaquah Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 375 | Finley Sciarrotta | 54.62 | 10 | BB Min | A: 48.79 (+5.83s | 10.7%) | Lincoln City Swim Club | 03/07/2026 | Valley Coast Swim League 2026 | |
| 376 | Amilia Fiaschi | 54.65 | 8 | BB Min | A: 48.79 (+5.86s | 10.7%) | Beaverton Area Aquatics Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 377 | Allison Tjhin | 54.65 | 10 | BB Min | A: 48.79 (+5.86s | 10.7%) | Diablo Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 378 | Charlotte Muller | 54.65 | 10 | BB Min | A: 48.79 (+5.86s | 10.7%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 379 | Clara Cederholm | 54.67 | 9 | BB Min | A: 48.79 (+5.88s | 10.8%) | Olympus Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 380 | Naya Williams | 54.67 | 8 | BB Min | A: 48.79 (+5.88s | 10.8%) | South Bay Aquatics | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 381 | Anna Chogovadze | 54.70 | 9 | BB Min | A: 48.79 (+5.91s | 10.8%) | Mission Aurora Colorado Swimmi | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 382 | Elizabeth Jiao | 54.71 | 10 | BB Min | A: 48.79 (+5.92s | 10.8%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 383 | Beyah Hwunan | 54.71 | 9 | BB Min | A: 48.79 (+5.92s | 10.8%) | Aulea Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 384 | Madhuri Mukhram | 54.72 | 10 | BB Min | A: 48.79 (+5.93s | 10.8%) | Bellingham Bay Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 385 | Kirsten Peredo | 54.72 | 9 | BB Min | A: 48.79 (+5.93s | 10.8%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 386 | Aubree Charlesworth | 54.76 | 9 | BB Min | A: 48.79 (+5.97s | 10.9%) | Maverick Aquatics | 07/11/2025 | 2025 CO Western Slope LeagueChampionships | |
| 387 | Jordan Woods | 54.81 | 9 | BB Min | A: 48.79 (+6.02s | 11.0%) | Flatiron Athletic Club | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 388 | Isla Brown | 54.81 | 10 | BB Min | A: 48.79 (+6.02s | 11.0%) | Monterey Bay Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 389 | Lyra Mertens-Hall | 54.85 | 10 | BB Min | A: 48.79 (+6.06s | 11.0%) | Multnomah Athletic Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 390 | Lucy Lu | 54.85 | 10 | BB Min | A: 48.79 (+6.06s | 11.0%) | Tri-city Channel Cats | 06/06/2025 | 2025 TRI CITY INVITATIONAL | |
| 391 | Doreen Zhang | 54.86 | 10 | BB Min | A: 48.79 (+6.07s | 11.1%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 392 | Annais Kim | 54.88 | 9 | BB Min | A: 48.79 (+6.09s | 11.1%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 393 | Alexia Afanasyeva | 54.91 | 10 | BB Min | A: 48.79 (+6.12s | 11.1%) | Hillsboro Swim Team | 05/01/2026 | 2026 THSC Spring Invite | |
| 394 | Naomi Zhao | 54.92 | 10 | BB Min | A: 48.79 (+6.13s | 11.2%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 395 | Danielle Peacock | 54.93 | 10 | BB Min | A: 48.79 (+6.14s | 11.2%) | Bellingham Bay Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 396 | Catherine Li | 54.94 | 10 | BB Min | A: 48.79 (+6.15s | 11.2%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 397 | Adriana Matousek | 54.94 | 9 | BB Min | A: 48.79 (+6.15s | 11.2%) | Longmont Swim Club | 05/02/2026 | 2026 CO Longmont IMR IMX Adrenaline Gauntlet | |
| 398 | Addison Plank | 54.95 | 11 | BB Min | A: 48.79 (+6.16s | 11.2%) | California Capital Aquatics | 06/20/2025 | Reno Aquatic Club Gamble | |
| 399 | Emilie Bieker | 54.95 | 10 | BB Min | A: 48.79 (+6.16s | 11.2%) | Legacy Aquatics | 11/01/2025 | Oregon City Fall Open 2025 | |
| 400 | Elizabeth Vincent | 54.99 | 10 | BB Min | A: 48.79 (+6.20s | 11.3%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
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.