Western Zone Zone Girls 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Arden Lee | 39.44 | 10 | BB Min | A: 37.99 (+1.45s | 3.7%) | Rosemead Rapids | 12/13/2024 | 2024 CA GWSC SCS WAG | |
| 302 | Amanda Wu | 39.45 | 10 | BB Min | A: 37.99 (+1.46s | 3.7%) | Santa Clara Swim Club | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 303 | Vaidehi Bharadwaj | 39.46 | 10 | BB Min | A: 37.99 (+1.47s | 3.7%) | Pro Swimming | 05/30/2026 | 2026 PN Pro Summer Pentathlon Approved | |
| 304 | Natalie Camfferman | 39.51 | 10 | BB Min | A: 37.99 (+1.52s | 3.8%) | Castle Rock Swimming | 02/20/2026 | 2026 CO PPA February Frenzy Last Chance Meet | |
| 305 | Piper Sheehan | 39.51 | 10 | BB Min | A: 37.99 (+1.52s | 3.8%) | Deadwood/Lead 76ers | 02/21/2025 | 2025 12 U Short Course State A Championship | |
| 306 | Layla Glass | 39.51 | 10 | BB Min | A: 37.99 (+1.52s | 3.8%) | College Area Swim Team | 08/08/2026 | 2026 SI CAST All Ages August Wrap Up Meet C | |
| 307 | Kinley Andrews | 39.51 | 10 | BB Min | A: 37.99 (+1.52s | 3.8%) | South Coast Aquatic Team | 07/18/2026 | RYST Summer Open 2026 | |
| 308 | Addyson Castro-Rohrer | 39.52 | 10 | BB Min | A: 37.99 (+1.53s | 3.9%) | Horizon Swimming | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 309 | Nyssa Tran | 39.53 | 9 | BB Min | A: 37.99 (+1.54s | 3.9%) | Coastal Machine Aquatics Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 310 | Ivy Oclassen | 39.56 | 10 | BB Min | A: 37.99 (+1.57s | 4.0%) | North Jeffco Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 311 | Gwyneth Delaney | 39.56 | 10 | BB Min | A: 37.99 (+1.57s | 4.0%) | Walnut Creek Aquabears | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 312 | Ava Gao | 39.57 | 10 | BB Min | A: 37.99 (+1.58s | 4.0%) | DeAnza Cupertino Aquatics | 10/11/2025 | 2025 DACA SC CBA Meet | |
| 313 | Alexandra Lee | 39.58 | 10 | BB Min | A: 37.99 (+1.59s | 4.0%) | Diablo Aquatics | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 314 | Olivia Xie | 39.59 | 9 | BB Min | A: 37.99 (+1.60s | 4.0%) | Trident Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 315 | Paris Wang | 39.60 | 9 | BB Min | A: 37.99 (+1.61s | 4.1%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 316 | Alyssa Nakajima | 39.61 | 9 | BB Min | A: 37.99 (+1.62s | 4.1%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 317 | Hailey LaBerge | 39.61 | 10 | BB Min | A: 37.99 (+1.62s | 4.1%) | Rancho San Dieguito | 07/10/2026 | 2026 SI JBST All Ages Last Chance Meet | |
| 318 | Adelphia Wang | 39.62 | 8 | BB Min | A: 37.99 (+1.63s | 4.1%) | Pleasanton Seahawks | 07/25/2026 | Zone 2 Summer Championships | |
| 319 | Reagan Shields | 39.62 | 8 | BB Min | A: 37.99 (+1.63s | 4.1%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 320 | Amalica Gooze | 39.64 | 10 | BB Min | A: 37.99 (+1.65s | 4.2%) | Cascade Swim Club | 02/01/2026 | 2026 PN CSC February Mini Meet Approved | |
| 321 | Sierra Carr | 39.65 | 10 | BB Min | A: 37.99 (+1.66s | 4.2%) | Rancho San Dieguito | 08/08/2026 | 2026 SI WIND All Ages NTS Wrap Up Meet | |
| 322 | Dylan Grant | 39.65 | 10 | BB Min | A: 37.99 (+1.66s | 4.2%) | Bellingham Bay Swim Team | 05/15/2026 | 2026 PN TAC Spring Thunderbird Approved | |
| 323 | Audrey Feng | 39.65 | 10 | BB Min | A: 37.99 (+1.66s | 4.2%) | Burlingame Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 324 | Abigail Simkins | 39.66 | 10 | BB Min | A: 37.99 (+1.67s | 4.2%) | Excel Aquatics | 11/01/2025 | 2025 Pumpkin Spice Splash | |
| 325 | Shirley Bin | 39.69 | 10 | BB Min | A: 37.99 (+1.70s | 4.3%) | Milpitas Aquatic Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 326 | Isabel Stoddard | 39.69 | 10 | BB Min | A: 37.99 (+1.70s | 4.3%) | Cottonwood Heights Aquatics | 11/14/2025 | 2025 UT HAST Fall Back Bash | |
| 327 | Hayden Blumberg | 39.72 | 5 | BB Min | A: 37.99 (+1.73s | 4.4%) | Terrapins Swim Team | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 328 | McKinley Whitaker | 39.72 | 10 | BB Min | A: 37.99 (+1.73s | 4.4%) | Aspire Aquatics of Colorado | 01/23/2026 | 2026 CO FAST Winter Open | |
| 329 | Lola Berkstresser | 39.74 | 10 | BB Min | A: 37.99 (+1.75s | 4.4%) | North Jeffco Swim Team | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 330 | Rylee Helm | 39.74 | 10 | BB Min | A: 37.99 (+1.75s | 4.4%) | Greenwood Tiger Sharks | 03/06/2026 | 2026 CO 14 U Silver State | |
| 331 | Hana Park | 39.76 | 10 | BB Min | A: 37.99 (+1.77s | 4.5%) | Olympus Aquatics | 12/29/2025 | 60th Kearns Holiday Open Invitational | |
| 332 | Averie Mak | 39.77 | 9 | BB Min | A: 37.99 (+1.78s | 4.5%) | Palo Alto Stanford Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 333 | Ella Kingston | 39.79 | 10 | BB Min | A: 37.99 (+1.80s | 4.5%) | Fog City Hammerheads | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 334 | Adalynn Oleary | 39.80 | 9 | BB Min | A: 37.99 (+1.81s | 4.5%) | Walnut Creek Aquabears | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 335 | Stella Zhao | 39.82 | 10 | BB Min | A: 37.99 (+1.83s | 4.6%) | Palo Alto Stanford Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 336 | Lilly Hill | 39.82 | 10 | BB Min | A: 37.99 (+1.83s | 4.6%) | Sparks Piranhas Swim Team | 07/31/2026 | 2026 High Country Short Course Championship | |
| 337 | Laura Hawes | 39.86 | 10 | BB Min | A: 37.99 (+1.87s | 4.7%) | Tillamook YMCA Sharks | 08/07/2026 | 2026 OR NST Seahorse Invitational | |
| 338 | Evelyn Choi | 39.88 | 10 | BB Min | A: 37.99 (+1.89s | 4.7%) | Aspire Aquatics of Colorado | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 339 | Xiaorong Li | 39.89 | 10 | BB Min | A: 37.99 (+1.90s | 4.8%) | Milpitas Aquatic Club | 09/14/2024 | Milpitas Aquatic Club SC CBA+ Meet | |
| 340 | Addison Liwski | 39.90 | 10 | BB Min | A: 37.99 (+1.91s | 4.8%) | Swim Neptune | 12/04/2025 | 2025 Holiday Swim Festival | |
| 341 | Madeline Hinton | 39.90 | 10 | BB Min | A: 37.99 (+1.91s | 4.8%) | Highlands Ranch Aquatics | 03/13/2026 | Mile High Championship Invitational | |
| 342 | Lyra Mertens-Hall | 39.90 | 10 | BB Min | A: 37.99 (+1.91s | 4.8%) | Multnomah Athletic Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 343 | Avery Ferraro | 39.93 | 10 | BB Min | A: 37.99 (+1.94s | 4.9%) | North Jeffco Swim Team | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 344 | River Steinbis | 39.94 | 10 | BB Min | A: 37.99 (+1.95s | 4.9%) | Boise YMCA Swim Team | 11/22/2025 | 57th Annual Thanksgiving Invitational | |
| 345 | Eden Yuen | 39.96 | 9 | BB Min | A: 37.99 (+1.97s | 4.9%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 346 | Avery Tubb | 39.97 | 10 | BB Min | A: 37.99 (+1.98s | 5.0%) | North Jeffco Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 347 | Felix Tobias | 39.99 | 10 | BB Min | A: 37.99 (+2.00s | 5.0%) | Heartland Swim Assoc | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 348 | Kennedy Nelson | 40.02 | 8 | BB Min | A: 37.99 (+2.03s | 5.1%) | Wasatch Front Fish Market | 12/04/2025 | 2025 Holiday Swim Festival | |
| 349 | Olivia Lucia | 40.04 | 10 | BB Min | A: 37.99 (+2.05s | 5.1%) | Blackhawk Swim Team | 12/12/2025 | Winter SC Age Group Championships | |
| 350 | Peyton Allen | 40.04 | 9 | BB Min | A: 37.99 (+2.05s | 5.1%) | Foster | 11/06/2025 | 2025 Sea King District II 1A 2A 4A GirlsHS OB | |
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.