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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2001 | Nikita Hammer | 1:04.30 | 9 | B: 55.79 (+8.51s | 13.2%) | University Place Aquatic Club | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 2002 | Lana Jioussy | 1:04.31 | 10 | B: 55.79 (+8.52s | 13.2%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | ||
| 2003 | Ruby McIntyre | 1:04.33 | 9 | B: 55.79 (+8.54s | 13.3%) | Cascade Swim Club | 09/20/2025 | 2025 PN CSC September Shakeout | ||
| 2004 | Evelyn He | 1:04.35 | 9 | B: 55.79 (+8.56s | 13.3%) | Cascadia Swimming | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | ||
| 2005 | Madeline Corp | 1:04.35 | 10 | B: 55.79 (+8.56s | 13.3%) | Valley Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 2006 | Katherine Kazantseva | 1:04.37 | 10 | B: 55.79 (+8.58s | 13.3%) | Wave Aquatics | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | ||
| 2007 | Viktoria Kostadinova | 1:04.40 | 8 | B: 55.79 (+8.61s | 13.4%) | Mission Aurora Colorado Swimmi | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 2008 | Kynzie Krek | 1:04.41 | 10 | B: 55.79 (+8.62s | 13.4%) | Northern Nevada Aquatics | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | ||
| 2009 | Olivia Zhang | 1:04.41 | 7 | B: 55.79 (+8.62s | 13.4%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | ||
| 2010 | Raven Yip | 1:04.46 | 9 | B: 55.79 (+8.67s | 13.5%) | Albany Armada Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | ||
| 2011 | Shreya Holagi | 1:04.47 | 8 | B: 55.79 (+8.68s | 13.5%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 2012 | Ares Archibeque | 1:04.47 | 9 | B: 55.79 (+8.68s | 13.5%) | Cortez Water Dragons | 05/29/2026 | 2026 CO Cortez Summer Open | ||
| 2013 | Anniston Armstrong | 1:04.48 | 9 | B: 55.79 (+8.69s | 13.5%) | Las Animas Trofins | 07/17/2026 | 2026 CO Alicia Leavitt Memorial | ||
| 2014 | Divya Chittajallu | 1:04.49 | 10 | B: 55.79 (+8.70s | 13.5%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 2015 | Eliana Chiu | 1:04.50 | 7 | B: 55.79 (+8.71s | 13.5%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 2016 | Emerson Dorsey | 1:04.56 | 8 | B: 55.79 (+8.77s | 13.6%) | Lehi Aquatics | 05/23/2025 | Sizzlin Summer Invite May 2025 | ||
| 2017 | Lillikea Mahoney | 1:04.57 | 9 | B: 55.79 (+8.78s | 13.6%) | Maui Dolphins Swim Club | 05/30/2026 | 2026 MAGSA LCM A 2 Meet | ||
| 2018 | Margot Duffy | 1:04.57 | 9 | B: 55.79 (+8.78s | 13.6%) | Swim Dogs | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 2019 | Laurel Leising | 1:04.57 | 9 | B: 55.79 (+8.78s | 13.6%) | Bishop Swim Team | 06/19/2026 | Reno Aquatic Club Gamble | ||
| 2020 | Brinley Walker | 1:04.59 | 9 | B: 55.79 (+8.80s | 13.6%) | Four Corners Aquatic Team | 05/29/2026 | 2026 CO Cortez Summer Open | ||
| 2021 | Diya Prabu | 1:04.59 | 8 | B: 55.79 (+8.80s | 13.6%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 2022 | Saige Gilchrist | 1:04.61 | 10 | B: 55.79 (+8.82s | 13.7%) | Puget Sound Swim Club | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | ||
| 2023 | Jaanvika Cherakam | 1:04.62 | 8 | B: 55.79 (+8.83s | 13.7%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 2024 | Ivanna Justice | 1:04.66 | 6 | B: 55.79 (+8.87s | 13.7%) | Life Time Colorado Swim Club | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 2025 | Sophia Hennig | 1:04.67 | 8 | B: 55.79 (+8.88s | 13.7%) | Team Eugene Aquatics | 05/16/2026 | 2026 TEAM Showdown | ||
| 2026 | Danielle Keyser | 1:04.67 | 9 | B: 55.79 (+8.88s | 13.7%) | Front Range Barracudas | 07/10/2026 | 2026 CO NCS Gold District Championships | ||
| 2027 | Ria Arcot | 1:04.72 | 7 | B: 55.79 (+8.93s | 13.8%) | Pro Swimming | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | ||
| 2028 | Charlotte Burand | 1:04.73 | 9 | B: 55.79 (+8.94s | 13.8%) | Corvallis Aquatic Team | 07/19/2025 | CAT Summer Open | ||
| 2029 | Emerson Clark | 1:04.73 | 9 | B: 55.79 (+8.94s | 13.8%) | Skagit Valley YMCA Tritons | 05/01/2026 | 2026 PN BC May Flowers Approved | ||
| 2030 | Dahlia Cary | 1:04.74 | 7 | B: 55.79 (+8.95s | 13.8%) | Velocity Swimming | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 2031 | Lauren Choi | 1:04.75 | 10 | B: 55.79 (+8.96s | 13.8%) | Pearl City Aquatics | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | ||
| 2032 | Lucy O'Donnell | 1:04.76 | 10 | B: 55.79 (+8.97s | 13.9%) | Portneuf Valley Swim Team | 07/19/2024 | 2024 SRS Summer Championships | ||
| 2033 | Aida Ahmadi | 1:04.76 | 8 | B: 55.79 (+8.97s | 13.9%) | VillaSport Swim Team | 07/11/2025 | 2025 THSC Summer Classic | ||
| 2034 | Lana Firdawsi Akhavan | 1:04.78 | 8 | B: 55.79 (+8.99s | 13.9%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | ||
| 2035 | Yanrui Qiu | 1:04.78 | 6 | B: 55.79 (+8.99s | 13.9%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | ||
| 2036 | Dakota Nicoli | 1:04.79 | 7 | B: 55.79 (+9.00s | 13.9%) | Lake Oswego Swim Club | 06/06/2025 | 2025 THSC June Invitational | ||
| 2037 | Kennedy Miner | 1:04.79 | 10 | B: 55.79 (+9.00s | 13.9%) | La Junta Tigersharks | 06/26/2026 | 2026 CO RF Blue Marlins Invitational | ||
| 2038 | Naomi Pattee | 1:04.85 | 8 | B: 55.79 (+9.06s | 14.0%) | Redmond Aquatic Club | 05/08/2026 | Bend Swim Club May Invitational 2026 | ||
| 2039 | Rylee McAndrews | 1:04.89 | 10 | B: 55.79 (+9.10s | 14.0%) | Cortez Water Dragons | 05/29/2026 | 2026 CO Cortez Summer Open | ||
| 2040 | Kayden Chen | 1:04.90 | 9 | B: 55.79 (+9.11s | 14.0%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 2041 | Alexandra Randich | 1:04.93 | 8 | B: 55.79 (+9.14s | 14.1%) | Pacific Swim | 04/24/2026 | 2026 SI PS ABB Meet Group A | ||
| 2042 | Avery Russell | 1:04.96 | 6 | B: 55.79 (+9.17s | 14.1%) | Bend Swim Club | 06/19/2026 | Bend Swim Club Sun Country Invite 2026 | ||
| 2043 | Mihira Puri | 1:04.96 | 8 | B: 55.79 (+9.17s | 14.1%) | Beaverton Area Aquatics Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | ||
| 2044 | Riley Rivera | 1:04.99 | 9 | B: 55.79 (+9.20s | 14.2%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | ||
| 2045 | Lillian Ding | 1:04.99 | 7 | B: 55.79 (+9.20s | 14.2%) | California Dolphins Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | ||
| 2046 | Jane Senescu | 1:05.03 | 9 | B: 55.79 (+9.24s | 14.2%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 2047 | Skyla Munn | 1:05.04 | 9 | B: 55.79 (+9.25s | 14.2%) | Atomic Swim Club | 07/24/2026 | 2026 IES LC CHAMPIONSHIPS | ||
| 2048 | Mia Santana | 1:05.06 | 10 | B: 55.79 (+9.27s | 14.2%) | Legacy Aquatics | 07/11/2025 | 2025 THSC Summer Classic | ||
| 2049 | Zoey Candland | 1:05.08 | 10 | B: 55.79 (+9.29s | 14.3%) | Hilltop Aquatic Swim Team | 06/21/2025 | 2025 UT HAST RWB BC Medals Meet | ||
| 2050 | Eliana Zemtsop | 1:05.10 | 8 | B: 55.79 (+9.31s | 14.3%) | Laramie Swim Club | 04/24/2026 | 2026 CO FAST Spring Splash | ||
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.