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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1101 | Genevieve Fischer | 52.38 | 10 | B Min | BB: 49.69 (+2.69s | 5.1%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 1102 | Josie Snyder | 52.39 | 10 | B Min | BB: 49.69 (+2.70s | 5.2%) | North Jeffco Swim Team | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 1103 | Sofia Khalfin | 52.40 | 9 | B Min | BB: 49.69 (+2.71s | 5.2%) | Terrapins Swim Team | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 1104 | Ashley Sun | 52.41 | 8 | B Min | BB: 49.69 (+2.72s | 5.2%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 1105 | Isabella Masone | 52.43 | 9 | B Min | BB: 49.69 (+2.74s | 5.2%) | Boulder Swim Team | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 1106 | Aria Li | 52.45 | 9 | B Min | BB: 49.69 (+2.76s | 5.3%) | West Coast Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 1107 | Eliza Burrows | 52.46 | 9 | B Min | BB: 49.69 (+2.77s | 5.3%) | Front Range Barracudas | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 1108 | Miya Ahakuelo | 52.48 | 9 | B Min | BB: 49.69 (+2.79s | 5.3%) | Redmond Aquatic Club | 05/08/2026 | Bend Swim Club May Invitational 2026 | |
| 1109 | Mia Brumaru | 52.50 | 8 | B Min | BB: 49.69 (+2.81s | 5.4%) | Olympic Cascade Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 1110 | Alice Clark | 52.51 | 8 | B Min | BB: 49.69 (+2.82s | 5.4%) | Hood River Valley Swim Team | 06/19/2026 | Bend Swim Club Sun Country Invite 2026 | |
| 1111 | Keyu Liu | 52.52 | 10 | B Min | BB: 49.69 (+2.83s | 5.4%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | |
| 1112 | Sophia Gao | 52.53 | 9 | B Min | BB: 49.69 (+2.84s | 5.4%) | Olympus Aquatics | 05/30/2025 | 2025 UT CHAT Non Qualifier | |
| 1113 | Brooklynn McQueen | 52.53 | 8 | B Min | BB: 49.69 (+2.84s | 5.4%) | Apex | 05/01/2026 | 2026 AAA May LC Invitational | |
| 1114 | Ella Reed | 52.55 | 9 | B Min | BB: 49.69 (+2.86s | 5.4%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | |
| 1115 | Mila Lobo-Guerrero | 52.56 | 10 | B Min | BB: 49.69 (+2.87s | 5.5%) | Maui Swim Club | 04/19/2026 | 2026 MAGSA LCM A1 Meet | |
| 1116 | Emma Reeves | 52.56 | 9 | B Min | BB: 49.69 (+2.87s | 5.5%) | Albany Aquatic Association | 06/05/2026 | 2026 AAA Summer Blast LC Invite | |
| 1117 | Josephine Griffin | 52.56 | 9 | B Min | BB: 49.69 (+2.87s | 5.5%) | Front Range Barracudas | 06/12/2026 | 2026 RST Coach Beth Rushmore Classic | |
| 1118 | Sofia Willson | 52.58 | 8 | B Min | BB: 49.69 (+2.89s | 5.5%) | Temecula Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 1119 | Clio Haga | 52.59 | 8 | B Min | BB: 49.69 (+2.90s | 5.5%) | Sawtooth Aquatic Club | 07/18/2025 | 2025 LCM Summer Championships | |
| 1120 | Stella Bezemer | 52.60 | 10 | B Min | BB: 49.69 (+2.91s | 5.5%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 1121 | Anna Vanchinsuren | 52.62 | 9 | B Min | BB: 49.69 (+2.93s | 5.6%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | |
| 1122 | Mariia Litvin | 52.62 | 9 | B Min | BB: 49.69 (+2.93s | 5.6%) | Tri-city Channel Cats | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 1123 | Presley Simmons | 52.62 | 10 | B Min | BB: 49.69 (+2.93s | 5.6%) | College Area Swim Team | 05/23/2026 | 2026 SI HSA 2 All Ages NTS May 23 24 | |
| 1124 | Victoria Neice | 52.63 | 9 | B Min | BB: 49.69 (+2.94s | 5.6%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | |
| 1125 | Amina Ganoch | 52.63 | 9 | B Min | BB: 49.69 (+2.94s | 5.6%) | Cascade Swim Club | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 1126 | Tevai Demello-Orta Kubo | 52.64 | 10 | B Min | BB: 49.69 (+2.95s | 5.6%) | Maui Dolphins Swim Club | 06/13/2026 | 2026 MAGSA LCM B 2 Meet | |
| 1127 | Yuxin Gao | 52.65 | 9 | B Min | BB: 49.69 (+2.96s | 5.6%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 1128 | Harper Wesolowski | 52.66 | 10 | B Min | BB: 49.69 (+2.97s | 5.6%) | Swim Dogs | 04/12/2025 | 2025 CO TOPS Suburban League Pentathlon | |
| 1129 | Charlotte Lamb | 52.66 | 8 | B Min | BB: 49.69 (+2.97s | 5.6%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 1130 | Margot Romanelli | 52.67 | 10 | B Min | BB: 49.69 (+2.98s | 5.7%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | |
| 1131 | Nelia Bourouf | 52.68 | 10 | B Min | BB: 49.69 (+2.99s | 5.7%) | San Ramon Valley Aquatics | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 1132 | Alexis Chong | 52.68 | 9 | B Min | BB: 49.69 (+2.99s | 5.7%) | Hilo Aquatic Club | 06/06/2026 | BIG ISLAND SWIMMING @ KSH | |
| 1133 | Alexa Teudean | 52.71 | 10 | B Min | BB: 49.69 (+3.02s | 5.7%) | Aces Swim Club | 05/15/2026 | 2026 CO ACES Spring Invite | |
| 1134 | Nyla Fana | 52.72 | 10 | B Min | BB: 49.69 (+3.03s | 5.7%) | Pacific Swim | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
| 1135 | Naya Williams | 52.72 | 8 | B Min | BB: 49.69 (+3.03s | 5.7%) | South Bay Aquatics | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 1136 | Cordelia Allen | 52.72 | 9 | B Min | BB: 49.69 (+3.03s | 5.7%) | Utah Valley Aquatics | 08/01/2025 | 2025 LC Beehive Finale | |
| 1137 | Augusta Mellen | 52.77 | 10 | B Min | BB: 49.69 (+3.08s | 5.8%) | North Jeffco Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 1138 | Margaret Meyerdirk | 52.77 | 9 | B Min | BB: 49.69 (+3.08s | 5.8%) | The Olympic Club | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 1139 | Clara Miller | 52.78 | 9 | B Min | BB: 49.69 (+3.09s | 5.9%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 1140 | Juliet Schafer | 52.78 | 10 | B Min | BB: 49.69 (+3.09s | 5.9%) | Boise YMCA Swim Team | 07/05/2025 | Pendleton Open 2025 | |
| 1141 | Summer Gao | 52.79 | 8 | B Min | BB: 49.69 (+3.10s | 5.9%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 1142 | Lea Hoggard | 52.80 | 10 | B Min | BB: 49.69 (+3.11s | 5.9%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 1143 | Alessia Steele | 52.83 | 8 | B Min | BB: 49.69 (+3.14s | 5.9%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 1144 | Colette Reichert | 52.83 | 10 | B Min | BB: 49.69 (+3.14s | 5.9%) | Seattle Metropolitan Aquatic C | 05/28/2026 | 2026 IE VS Apple Capital | |
| 1145 | Sophia Rottnek | 52.83 | 9 | B Min | BB: 49.69 (+3.14s | 5.9%) | SOL Swim Team | 05/23/2026 | 2026 SI HSA A All Ages NTS May 23 24 | |
| 1146 | Matilda Coslovich | 52.84 | 10 | B Min | BB: 49.69 (+3.15s | 6.0%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 1147 | Mina Zhang | 52.84 | 8 | B Min | BB: 49.69 (+3.15s | 6.0%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 1148 | Furyan Abdullah | 52.84 | 9 | B Min | BB: 49.69 (+3.15s | 6.0%) | Legacy Aquatics | 07/05/2025 | 2025 OR CRST Summer Blast 3 | |
| 1149 | Eva Sule | 52.84 | 10 | B Min | BB: 49.69 (+3.15s | 6.0%) | Tualatin Hills Swim Club | 06/12/2026 | 2026 THSC June Open | |
| 1150 | Kieren Killoran-Martinez | 52.85 | 9 | B Min | BB: 49.69 (+3.16s | 6.0%) | Seattle Metropolitan Aquatic C | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
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.