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 | |
|---|---|---|---|---|---|---|---|---|---|
| 151 | Ella Lerro | 50.29 | 8 | BB Min | A: 48.79 (+1.50s | 3.0%) | Aspire Aquatics of Colorado | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 152 | Ellie Harris | 50.31 | 10 | BB Min | A: 48.79 (+1.52s | 3.0%) | Sparks Piranhas Swim Team | 05/23/2025 | 2025 Intermountain Classic Long Course Meet | |
| 153 | Sahana Mital | 50.35 | 10 | BB Min | A: 48.79 (+1.56s | 3.1%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 154 | Stella Wang | 50.39 | 10 | BB Min | A: 48.79 (+1.60s | 3.2%) | Pro Swimming | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 155 | Tess Duca | 50.39 | 10 | BB Min | A: 48.79 (+1.60s | 3.2%) | Highlands Ranch Aquatics | 04/12/2025 | 2025 CO TOPS Suburban League Pentathlon | |
| 156 | Hattie Jones | 50.44 | 9 | BB Min | A: 48.79 (+1.65s | 3.3%) | Lakeridge Swim Team | 06/20/2025 | Reno Aquatic Club Gamble | |
| 157 | Alexis Lundquist | 50.45 | 9 | BB Min | A: 48.79 (+1.66s | 3.3%) | Palo Alto Stanford Aquatics | 06/06/2025 | BAC C B A Meet | |
| 158 | Lea Payne | 50.45 | 9 | BB Min | A: 48.79 (+1.66s | 3.3%) | Golden West Swim Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 159 | Adalyn Peng | 50.50 | 8 | BB Min | A: 48.79 (+1.71s | 3.4%) | Monterey Bay Swim Club | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | |
| 160 | Ellie Park | 50.56 | 10 | BB Min | A: 48.79 (+1.77s | 3.5%) | DeAnza Cupertino Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 161 | Felix Tobias | 50.58 | 9 | BB Min | A: 48.79 (+1.79s | 3.5%) | Heartland Swim Assoc | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 162 | Jacqueline Han | 50.59 | 10 | BB Min | A: 48.79 (+1.80s | 3.6%) | California Dolphins Swim Team | 04/12/2025 | PC BSW LCM C B BB+ Meet | |
| 163 | Madeline Yurchak | 50.65 | 9 | BB Min | A: 48.79 (+1.86s | 3.7%) | Bellevue Club Swim Team | 05/02/2025 | 2025 PN BC May Flowers | |
| 164 | Saanvi Mopuri | 50.68 | 10 | BB Min | A: 48.79 (+1.89s | 3.7%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 165 | Ellie Hall | 50.69 | 9 | BB Min | A: 48.79 (+1.90s | 3.7%) | Cascadia Swimming | 11/01/2025 | Oregon City Fall Open 2025 | |
| 166 | Sienna Reckhow | 50.76 | 9 | BB Min | A: 48.79 (+1.97s | 3.9%) | Cascade Swim Club | 09/20/2025 | 2025 PN CSC September Shakeout | |
| 167 | Katherine Ying | 50.77 | 10 | BB Min | A: 48.79 (+1.98s | 3.9%) | Cottonwood Heights Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 168 | Olivia Luong | 50.79 | 10 | BB Min | A: 48.79 (+2.00s | 3.9%) | Fog City Hammerheads | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 169 | Amy Zhang | 50.79 | 9 | BB Min | A: 48.79 (+2.00s | 3.9%) | Sandpipers of Nevada | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 170 | Reece Caldwell | 50.79 | 10 | BB Min | A: 48.79 (+2.00s | 3.9%) | Foothills Swim Team | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 171 | Maya Bean | 50.80 | 9 | BB Min | A: 48.79 (+2.01s | 4.0%) | Tualatin Hills Swim Club | 06/26/2025 | 2025 Howard Jones Open | |
| 172 | Grace Liu | 50.82 | 8 | BB Min | A: 48.79 (+2.03s | 4.0%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 173 | Elizabeth Tang | 50.82 | 10 | BB Min | A: 48.79 (+2.03s | 4.0%) | Tualatin Hills Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 174 | Elyssa Chen | 50.84 | 10 | BB Min | A: 48.79 (+2.05s | 4.0%) | Alpha Aquatics | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 175 | Grace Dauro | 50.84 | 10 | BB Min | A: 48.79 (+2.05s | 4.0%) | Denver Swim Academy | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 176 | Scarlett Chen | 50.84 | 9 | BB Min | A: 48.79 (+2.05s | 4.0%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 177 | Scarlett Chen | 50.84 | 9 | BB Min | A: 48.79 (+2.05s | 4.0%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 178 | Amy Qian | 50.87 | 8 | BB Min | A: 48.79 (+2.08s | 4.1%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 179 | Grace Meissner | 50.90 | 9 | BB Min | A: 48.79 (+2.11s | 4.1%) | Orinda Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 180 | Caroline Kersten | 50.91 | 9 | BB Min | A: 48.79 (+2.12s | 4.2%) | Rocky Mountain Rapids | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 181 | Hannah Linowska | 50.93 | 9 | BB Min | A: 48.79 (+2.14s | 4.2%) | Olympic Cascade Aquatics | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 182 | Kaylee Zhang | 50.97 | 8 | BB Min | A: 48.79 (+2.18s | 4.3%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 183 | Dianne Park | 51.01 | 10 | BB Min | A: 48.79 (+2.22s | 4.4%) | Eastside Aquatic Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 184 | Ellie Wang | 51.08 | 8 | BB Min | A: 48.79 (+2.29s | 4.5%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 185 | Presley Brandt | 51.09 | 9 | BB Min | A: 48.79 (+2.30s | 4.5%) | Diablo Aquatics | 05/25/2024 | 2024 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 186 | Linnea Bernal | 51.10 | 10 | BB Min | A: 48.79 (+2.31s | 4.5%) | Santa Barbara Swim Club | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 187 | Summer Lam | 51.18 | 10 | BB Min | A: 48.79 (+2.39s | 4.7%) | Flatiron Athletic Club | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 188 | Isa Liu | 51.19 | 10 | BB Min | A: 48.79 (+2.40s | 4.7%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 189 | Teagan Clift | 51.20 | 9 | BB Min | A: 48.79 (+2.41s | 4.7%) | Portland Aquatic Club | 11/14/2025 | GACC PAC 12 U Sprint Dual | |
| 190 | Brielle Chin | 51.20 | 10 | BB Min | A: 48.79 (+2.41s | 4.7%) | South San Francisco Aquatics | 04/19/2025 | Alto Spring Jam Meet | |
| 191 | Alivia Lee | 51.22 | 9 | BB Min | A: 48.79 (+2.43s | 4.7%) | Pro Swimming | 05/16/2025 | 2025 PN IST Sockeye Springtime Madness | |
| 192 | Clementine Mitchell | 51.23 | 9 | BB Min | A: 48.79 (+2.44s | 4.8%) | Sierra Marlins Swim Team | 06/20/2025 | 2025 SI SPLASH AND DASH | |
| 193 | Zhizhi Ji | 51.24 | 9 | BB Min | A: 48.79 (+2.45s | 4.8%) | Wave Aquatics | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 194 | Emma Uchida | 51.32 | 9 | BB Min | A: 48.79 (+2.53s | 4.9%) | Olympic Cascade Aquatics | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | |
| 195 | Mia Tursic | 51.36 | 9 | BB Min | A: 48.79 (+2.57s | 5.0%) | Kearns Youth Aquatic Team | 06/27/2025 | WFFM Red White And Black 2025 | |
| 196 | June Tan | 51.37 | 9 | BB Min | A: 48.79 (+2.58s | 5.0%) | DeAnza Cupertino Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 197 | Roxy Reed | 51.45 | 10 | BB Min | A: 48.79 (+2.66s | 5.2%) | King Aquatic Club | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 198 | Sheela Gupta | 51.53 | 9 | BB Min | A: 48.79 (+2.74s | 5.3%) | Bellevue Club Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 199 | Sophia Pitts | 51.56 | 9 | BB Min | A: 48.79 (+2.77s | 5.4%) | Issaquah Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 200 | Maya Razdan | 51.69 | 9 | BB Min | A: 48.79 (+2.90s | 5.6%) | Wave Aquatics | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
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.