Western Zone Zone Boys 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 | Jordan O'Sullivan | 1:10.20 | 8 | B: 55.39 (+14.81s | 21.1%) | Maui Dolphins Swim Club | 06/13/2026 | 2026 MAGSA LCM B 2 Meet | ||
| 2002 | Theodore Fan | 1:10.20 | 9 | B: 55.39 (+14.81s | 21.1%) | Seattle Metropolitan Aquatic C | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 2003 | Darren Besana | 1:10.21 | 7 | B: 55.39 (+14.82s | 21.1%) | Waikoloa Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | ||
| 2004 | Eric Li | 1:10.26 | 9 | B: 55.39 (+14.87s | 21.2%) | Pacific Dragons Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | ||
| 2005 | Atzly Nugen | 1:10.31 | 8 | B: 55.39 (+14.92s | 21.2%) | Spokane Waves Aquatic Team | 07/10/2026 | 2026 Sizzlin Summer Splash Copied | ||
| 2006 | Marc Belenguer Torres | 1:10.33 | 10 | B: 55.39 (+14.94s | 21.2%) | Flatiron Athletic Club | 05/16/2025 | 2025 CO NJ Ken Kelley Invite | ||
| 2007 | Jonathan Patterson | 1:10.35 | 9 | B: 55.39 (+14.96s | 21.3%) | Full Armour Swim Team | 04/26/2025 | 2025 CO COSA Spring LC Kick Off | ||
| 2008 | Peter Pierce | 1:10.39 | 10 | B: 55.39 (+15.00s | 21.3%) | Renegade Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 2009 | Mo-Chen Chiu | 1:10.41 | 10 | B: 55.39 (+15.02s | 21.3%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 2010 | Tarun Srinivasan | 1:10.49 | 8 | B: 55.39 (+15.10s | 21.4%) | Pro Swimming | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 2011 | Theodore Stenberg | 1:10.53 | 8 | B: 55.39 (+15.14s | 21.5%) | Napa Valley Swim Team | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | ||
| 2012 | Nathan Torres | 1:10.60 | 10 | B: 55.39 (+15.21s | 21.5%) | Swim Excellence Academy | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | ||
| 2013 | Tanner Sullivan | 1:10.61 | 7 | B: 55.39 (+15.22s | 21.6%) | Roseburg Y Swim Team | 06/13/2026 | 2026 Mike Morris Memorial Invitational Copi | ||
| 2014 | Colton Maggard | 1:10.64 | 6 | B: 55.39 (+15.25s | 21.6%) | Sawtooth Aquatic Club | 06/19/2026 | Bend Swim Club Sun Country Invite 2026 | ||
| 2015 | Palix Xie | 1:10.67 | 7 | B: 55.39 (+15.28s | 21.6%) | Alto Swim Club | 06/12/2026 | BAC Long Course | ||
| 2016 | Falefatu Moaalii | 1:10.67 | 7 | B: 55.39 (+15.28s | 21.6%) | Utah Valley Aquatics | 08/01/2025 | 2025 LC Beehive Finale | ||
| 2017 | Jack Barksdale | 1:10.71 | 7 | B: 55.39 (+15.32s | 21.7%) | Falfins Swimming | 07/11/2026 | 2026 CO SOCO LC Championship Last Chance | ||
| 2018 | Matias Balancio | 1:10.75 | 8 | B: 55.39 (+15.36s | 21.7%) | Maui Swim Club | 04/19/2026 | 2026 MAGSA LCM A1 Meet | ||
| 2019 | Avyay Lingam | 1:10.77 | 9 | B: 55.39 (+15.38s | 21.7%) | Front Range Barracudas | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | ||
| 2020 | Elijah Exevea | 1:10.83 | 8 | B: 55.39 (+15.44s | 21.8%) | South Bay Aquatics | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | ||
| 2021 | Ryder Orick | 1:10.83 | 9 | B: 55.39 (+15.44s | 21.8%) | Legacy Aquatics | 11/01/2025 | Oregon City Fall Open 2025 | ||
| 2022 | James Forrest | 1:10.90 | 9 | B: 55.39 (+15.51s | 21.9%) | Helena Lions Swim Team | 07/10/2026 | 2026 MT HLST Last Chance Invitational | ||
| 2023 | Graeme Tompkins | 1:11.01 | 8 | B: 55.39 (+15.62s | 22.0%) | Bend Swim Club | 06/19/2026 | Bend Swim Club Sun Country Invite 2026 | ||
| 2024 | Logan Buffa | 1:11.18 | 8 | B: 55.39 (+15.79s | 22.2%) | Blue Dragons Swim Team | 06/13/2026 | 2026 Mike Morris Memorial Invitational Copi | ||
| 2025 | Ethan Zhong | 1:11.18 | 9 | B: 55.39 (+15.79s | 22.2%) | Quicksilver Swimming | 05/22/2024 | Zone 1S Micro Meet SJ1 (Host QSS) | ||
| 2026 | Jayman Duran | 1:11.19 | 9 | B: 55.39 (+15.80s | 22.2%) | Lamarlins Swim Team, Inc. | 06/06/2025 | 2025 CO La Junta Invitational | ||
| 2027 | Finley Echols | 1:11.20 | 10 | B: 55.39 (+15.81s | 22.2%) | Salida Cyclones | 06/27/2025 | 2025 CO Alicia Leavitt Memorial Open | ||
| 2028 | Brant Eckert | 1:11.22 | 9 | B: 55.39 (+15.83s | 22.2%) | Legacy Aquatics | 06/20/2025 | 72nd Annual Ted Walker Invitational | ||
| 2029 | Vincent Zeng | 1:11.25 | 9 | B: 55.39 (+15.86s | 22.3%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | ||
| 2030 | Colin Hobbs | 1:11.26 | 8 | B: 55.39 (+15.87s | 22.3%) | Rawlins Rebels Swim Team | 04/25/2025 | 2025 CO FAST Spring Splash LC Open | ||
| 2031 | Nehemiah Kalu | 1:11.27 | 9 | B: 55.39 (+15.88s | 22.3%) | Lake Oswego Swim Club | 08/01/2026 | 2026 GACC End Of Season | ||
| 2032 | Kai Molina | 1:11.30 | 7 | B: 55.39 (+15.91s | 22.3%) | Cortez Water Dragons | 05/29/2026 | 2026 CO Cortez Summer Open | ||
| 2033 | Max Crowley | 1:11.34 | 7 | B: 55.39 (+15.95s | 22.4%) | Bozeman Barracudas Swim Team | 07/10/2026 | 2026 MT HLST Last Chance Invitational | ||
| 2034 | Everest Aragon | 1:11.42 | 9 | B: 55.39 (+16.03s | 22.4%) | Academy Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | ||
| 2035 | Wade Hamilton | 1:11.44 | 9 | B: 55.39 (+16.05s | 22.5%) | Prineville Swim Team | 07/25/2025 | 2025 OR East Cascade Season Finale | ||
| 2036 | Dylan Chung | 1:11.50 | 9 | B: 55.39 (+16.11s | 22.5%) | Clovis Swim Club | 05/24/2025 | 2025 Mike Snyder Memorial | ||
| 2037 | Ezra Blakey | 1:11.50 | 9 | B: 55.39 (+16.11s | 22.5%) | Velocity Swimming | 06/19/2026 | 2026 IE VS Starlight Open (USAS) | ||
| 2038 | Eden Hai | 1:11.50 | 8 | B: 55.39 (+16.11s | 22.5%) | Milpitas Aquatic Club | 05/23/2025 | Zone 1 South May Firecracker 500 | ||
| 2039 | Fionn Morrow | 1:11.58 | 9 | B: 55.39 (+16.19s | 22.6%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 2040 | Forest Pembleton | 1:11.59 | 7 | B: 55.39 (+16.20s | 22.6%) | Livermore AquaCowboys | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | ||
| 2041 | Lucas Kong | 1:11.63 | 9 | B: 55.39 (+16.24s | 22.7%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 2042 | Aadvik Ramesh Kumar | 1:11.63 | 8 | B: 55.39 (+16.24s | 22.7%) | Denver Swim Academy | 07/10/2026 | 2026 CO ACES DSA Summer Blast | ||
| 2043 | Isaac Law | 1:11.65 | 10 | B: 55.39 (+16.26s | 22.7%) | Palo Alto Stanford Aquatics | 06/06/2025 | BAC C B A Meet | ||
| 2044 | Jayden Lin | 1:11.69 | 8 | B: 55.39 (+16.30s | 22.7%) | Burlingame Aquatics | 06/12/2026 | BAC Long Course | ||
| 2045 | Aldo Anglade | 1:11.76 | 8 | B: 55.39 (+16.37s | 22.8%) | Boulder Swim Team | 04/24/2026 | 2026 CO FAST Spring Splash | ||
| 2046 | Cohen Lloyd | 1:11.83 | 10 | B: 55.39 (+16.44s | 22.9%) | Utah Valley Aquatics | 04/13/2024 | 2024 UT HAST LC Kickoff Dev Meet | ||
| 2047 | Samuel Leafblad | 1:11.85 | 6 | B: 55.39 (+16.46s | 22.9%) | Foothills Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 2048 | Ethan Ding | 1:11.86 | 8 | B: 55.39 (+16.47s | 22.9%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 2049 | Max Ma | 1:11.91 | 7 | B: 55.39 (+16.52s | 23.0%) | Palo Alto Stanford Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | ||
| 2050 | Jace Barker | 1:11.93 | 10 | B: 55.39 (+16.54s | 23.0%) | Prineville Swim Team | 06/12/2026 | 73rd Ted Walker Invitational 2026 | ||
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.