Western Zone Zone Girls 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 501 | Aria Kumar | 50.11 | 8 | B Min | BB: 49.69 (+0.42s | 0.8%) | Beaverton Area Aquatics Club | 05/02/2025 | 2025 AAA May LC Invitational | |
| 502 | Avery Tubb | 50.11 | 9 | B Min | BB: 49.69 (+0.42s | 0.8%) | North Jeffco Swim Team | 07/11/2025 | 2025 CO NJ Firecracker Invite | |
| 503 | Alyssa Zheng | 50.14 | 10 | B Min | BB: 49.69 (+0.45s | 0.9%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 504 | Sofia Khalfin | 50.14 | 8 | B Min | BB: 49.69 (+0.45s | 0.9%) | Terrapins Swim Team | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 505 | Chengxi Song | 50.15 | 7 | B Min | BB: 49.69 (+0.46s | 0.9%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 506 | Felicia Pounder | 50.16 | 10 | B Min | BB: 49.69 (+0.47s | 0.9%) | Lake Oswego Swim Club | 06/06/2025 | 2025 THSC June Invitational | |
| 507 | Kensie Polumbus | 50.18 | 10 | B Min | BB: 49.69 (+0.49s | 1.0%) | Denver Swim Academy | 07/11/2025 | 2025 CO ACES DSA Summer Blast Last Chance | |
| 508 | Fiona Walsh | 50.18 | 9 | B Min | BB: 49.69 (+0.49s | 1.0%) | Denver Triton Swim Team | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | |
| 509 | Hallie Carollo | 50.20 | 8 | B Min | BB: 49.69 (+0.51s | 1.0%) | Eastmont | 06/06/2025 | 2025 TRI CITY INVITATIONAL | |
| 510 | Mekaila Rodriguez | 50.21 | 10 | B Min | BB: 49.69 (+0.52s | 1.0%) | Pirate Swim Club | 06/06/2025 | Speed Lake City 2025 | |
| 511 | Aila Chisholm | 50.21 | 9 | B Min | BB: 49.69 (+0.52s | 1.0%) | Reno Aquatic Club | 06/20/2025 | Reno Aquatic Club Gamble | |
| 512 | Helen Zhang | 50.24 | 8 | B Min | BB: 49.69 (+0.55s | 1.1%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 513 | Melody Norouzi | 50.24 | 10 | B Min | BB: 49.69 (+0.55s | 1.1%) | Unattached | 07/24/2025 | 2025 CA SCS Summer A G Champs CANY | |
| 514 | Sydney Smith | 50.24 | 8 | B Min | BB: 49.69 (+0.55s | 1.1%) | Walla Walla Swim Club | 06/06/2025 | 2025 TRI CITY INVITATIONAL | |
| 515 | Olivia Hernandez | 50.24 | 9 | B Min | BB: 49.69 (+0.55s | 1.1%) | Bend Swim Club | 05/02/2025 | Bend Swim Club May Invitational | |
| 516 | Chloe Xin | 50.25 | 7 | B Min | BB: 49.69 (+0.56s | 1.1%) | Otter Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 517 | Natalie Camfferman | 50.25 | 9 | B Min | BB: 49.69 (+0.56s | 1.1%) | Castle Rock Swimming | 05/16/2025 | 2025 CO NJ Ken Kelley Invite | |
| 518 | Carter Krouse | 50.30 | 10 | B Min | BB: 49.69 (+0.61s | 1.2%) | The Olympic Club | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | |
| 519 | Soomin Han | 50.33 | 9 | B Min | BB: 49.69 (+0.64s | 1.3%) | Quicksilver Swimming | 07/19/2025 | Alto Last Splash | |
| 520 | Fazia Cherik | 50.37 | 9 | B Min | BB: 49.69 (+0.68s | 1.4%) | Tiger Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 521 | Charlotte Straka | 50.37 | 10 | B Min | BB: 49.69 (+0.68s | 1.4%) | Evergreen Hurricanes | 06/20/2025 | 2025 Falfins Long Course Open | |
| 522 | Abigail Messenger | 50.38 | 8 | B Min | BB: 49.69 (+0.69s | 1.4%) | Voltage Aquatics | 06/07/2025 | Summer Classics 2025 | |
| 523 | Ivy Oclassen | 50.41 | 9 | B Min | BB: 49.69 (+0.72s | 1.4%) | North Jeffco Swim Team | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 524 | Kateryna Molochko | 50.41 | 10 | B Min | BB: 49.69 (+0.72s | 1.4%) | San Ramon Valley Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 525 | Norah Johnson | 50.44 | 9 | B Min | BB: 49.69 (+0.75s | 1.5%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 526 | Sailor Li | 50.44 | 7 | B Min | BB: 49.69 (+0.75s | 1.5%) | San Ramon Valley Aquatics | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | |
| 527 | Elin Doebbeling | 50.44 | 10 | B Min | BB: 49.69 (+0.75s | 1.5%) | Team Vortex | 07/11/2025 | 2025 CO NCS Gold District Championships | |
| 528 | Rachel Li | 50.46 | 10 | B Min | BB: 49.69 (+0.77s | 1.5%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 529 | Victoria Morris | 50.48 | 8 | B Min | BB: 49.69 (+0.79s | 1.6%) | Storm Aquatics Swim Team | 05/02/2025 | 2025 PN BC May Flowers | |
| 530 | Claire Ruckwardt-Clark | 50.50 | 9 | B Min | BB: 49.69 (+0.81s | 1.6%) | Multnomah Athletic Club | 05/30/2025 | LA OPEN 2025 | |
| 531 | Katerina Oldham | 50.50 | 10 | B Min | BB: 49.69 (+0.81s | 1.6%) | Bulldog Swim Club | 07/19/2025 | Alto Last Splash | |
| 532 | Roxy Reed | 50.54 | 9 | B Min | BB: 49.69 (+0.85s | 1.7%) | King Aquatic Club | 04/25/2025 | 2025 PN KING Spring Derby | |
| 533 | Jia Ryu | 50.55 | 10 | B Min | BB: 49.69 (+0.86s | 1.7%) | Palo Alto Stanford Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 534 | Hadley Hausel | 50.55 | 9 | B Min | BB: 49.69 (+0.86s | 1.7%) | Denver Swim Academy | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 535 | Leia Graybeal | 50.55 | 9 | B Min | BB: 49.69 (+0.86s | 1.7%) | Killer Whales Swim Club | 06/06/2025 | 2025 CST Summer Invitational | |
| 536 | Macy Baker | 50.56 | 8 | B Min | BB: 49.69 (+0.87s | 1.7%) | Denver Swim Academy | 05/17/2025 | 2025 CO Hilltopper Invite | |
| 537 | Faye Stevens | 50.56 | 9 | B Min | BB: 49.69 (+0.87s | 1.7%) | Neptune Swimming | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | |
| 538 | Elsie Holmes | 50.59 | 9 | B Min | BB: 49.69 (+0.90s | 1.8%) | Columbia River Swim Team | 06/07/2025 | 2025 OR CRST Summer Blast 2 | |
| 539 | Amelia Smith | 50.59 | 9 | B Min | BB: 49.69 (+0.90s | 1.8%) | Issaquah Swim Team | 05/02/2025 | 2025 PN BC May Flowers | |
| 540 | Zoey Mora | 50.61 | 10 | B Min | BB: 49.69 (+0.92s | 1.8%) | South Valley Makos | 06/27/2025 | Valley Splash | |
| 541 | Yezi Li | 50.64 | 9 | B Min | BB: 49.69 (+0.95s | 1.9%) | Pacific Dragons Swim Team | 05/16/2025 | 2025 PN IST Sockeye Springtime Madness | |
| 542 | Aria Jaggi | 50.66 | 9 | B Min | BB: 49.69 (+0.97s | 1.9%) | Jbarracudas Swim Team | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | |
| 543 | Claire Ding | 50.69 | 9 | B Min | BB: 49.69 (+1.00s | 2.0%) | Highlands Ranch Aquatics | 07/12/2025 | 2025 CO TOPS SBL Summer Sizzler | |
| 544 | Mae Zajacs | 50.69 | 9 | B Min | BB: 49.69 (+1.00s | 2.0%) | Highlands Ranch Aquatics | 07/12/2025 | 2025 CO TOPS SBL Summer Sizzler | |
| 545 | Nina Xu | 50.70 | 10 | B Min | BB: 49.69 (+1.01s | 2.0%) | Blue Dolphin Swim Team | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | |
| 546 | Everley Arduino | 50.71 | 10 | B Min | BB: 49.69 (+1.02s | 2.0%) | Caldwell Swim Club | 07/18/2025 | 2025 LCM Summer Championships | |
| 547 | Charlotte Zanutto | 50.74 | 9 | B Min | BB: 49.69 (+1.05s | 2.1%) | Burlingame Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | |
| 548 | Alex Jorgensen | 50.76 | 9 | B Min | BB: 49.69 (+1.07s | 2.1%) | Fort Collins Area Swim Team | 04/12/2025 | Cuda V FAST | |
| 549 | Evie Maldonado | 50.76 | 7 | B Min | BB: 49.69 (+1.07s | 2.1%) | Carson Tigersharks | 05/23/2025 | 2025 Intermountain Classic Long Course Meet | |
| 550 | Kaijah Koo | 50.77 | 10 | B Min | BB: 49.69 (+1.08s | 2.1%) | Daly City Dolphins | 06/06/2025 | BAC C B A 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.