Western Zone Zone Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3351 | MacClellan Menzies | 1:03.22 | 8 | B: 48.29 (+14.93s | 23.6%) | Mighty Marlins Swim Club | 03/15/2025 | 2025 PN MMSC Marlins Madness | ||
| 3352 | Adan Sinha | 1:03.24 | 8 | B: 48.29 (+14.95s | 23.6%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | ||
| 3353 | Knox Hamilton | 1:03.27 | 8 | B: 48.29 (+14.98s | 23.7%) | Denver Triton Swim Team | 12/15/2024 | 2024 CO FORM Winter Open | ||
| 3354 | Ethan Havekost | 1:03.30 | 10 | B: 48.29 (+15.01s | 23.7%) | Bremerton YMCA Swim Team | 10/26/2024 | 2024 PN BISC Bob Miller Sprint Distance | ||
| 3355 | Devin Wang | 1:03.32 | 10 | B: 48.29 (+15.03s | 23.7%) | Quicksilver Swimming | 03/22/2024 | 2024 Milpitas Aquatic Club SC CBA+ Meet | ||
| 3356 | Elijah Chung | 1:03.32 | 10 | B: 48.29 (+15.03s | 23.7%) | Jbarracudas Swim Team | 10/24/2025 | 2025 SI JBST ALL AGES A BB MEET | ||
| 3357 | Pavel Yagodin | 1:03.33 | 7 | B: 48.29 (+15.04s | 23.7%) | Northern Lights Swim Club | 11/21/2025 | NLSC Sprint Classic | ||
| 3358 | Preston Seybold | 1:03.34 | 10 | B: 48.29 (+15.05s | 23.8%) | Sparks Piranhas Swim Team | 10/18/2024 | 2024 KING OF THE HILL CHALLENGE | ||
| 3359 | Elias Baacke | 1:03.38 | 9 | B: 48.29 (+15.09s | 23.8%) | Cortez Water Dragons | 06/28/2025 | 2025 CO Montrose Marlins Summer Open | ||
| 3360 | Brody Marinacci | 1:03.38 | 10 | B: 48.29 (+15.09s | 23.8%) | Valley Aquatics | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | ||
| 3361 | Christian Ghio | 1:03.39 | 10 | B: 48.29 (+15.10s | 23.8%) | Heartland Swim Assoc | 11/08/2025 | HSA All Ages NTS | ||
| 3362 | River Murray | 1:03.39 | 8 | B: 48.29 (+15.10s | 23.8%) | Evergreen Hurricanes | 03/13/2026 | Mile High Championship Invitational | ||
| 3363 | Knox Crum | 1:03.43 | 10 | B: 48.29 (+15.14s | 23.9%) | Cache Valley Marlins | 02/22/2025 | Last Chance Marlins 2025 | ||
| 3364 | Blaze McCoy | 1:03.43 | 9 | B: 48.29 (+15.14s | 23.9%) | Lamarlins Swim Team, Inc. | 07/25/2025 | 2025 CO SECAL Championships | ||
| 3365 | Clark Grow | 1:03.44 | 9 | B: 48.29 (+15.15s | 23.9%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | ||
| 3366 | Jincheng Wang | 1:03.45 | 10 | B: 48.29 (+15.16s | 23.9%) | Issaquah Swim Team | 10/19/2024 | 2024 PN IST Fall Open | ||
| 3367 | Logan Frame | 1:03.47 | 8 | B: 48.29 (+15.18s | 23.9%) | Canyons Aquatic Club | 10/25/2025 | CANY Harry Potter Meet | ||
| 3368 | Jack Cannata | 1:03.47 | 9 | B: 48.29 (+15.18s | 23.9%) | Mission Aurora Colorado Swimmi | 01/03/2026 | 2026 CO MACS Winter Invitationak | ||
| 3369 | Kaisen Mou | 1:03.47 | 10 | B: 48.29 (+15.18s | 23.9%) | Otter Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | ||
| 3370 | Arthur Vyshnyakov | 1:03.48 | 8 | B: 48.29 (+15.19s | 23.9%) | Reno Aquatic Club | 10/18/2024 | 2024 KING OF THE HILL CHALLENGE | ||
| 3371 | Kingston Lao | 1:03.48 | 9 | B: 48.29 (+15.19s | 23.9%) | Daly City Dolphins | 03/22/2025 | PSL SC CBA+ Meet | ||
| 3372 | Fionn Morrow | 1:03.50 | 9 | B: 48.29 (+15.21s | 24.0%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 3373 | Arjun Ramineni | 1:03.53 | 9 | B: 48.29 (+15.24s | 24.0%) | Excel Aquatics | 12/13/2025 | 2025 Ho Ho Ho Holiday 12 Under Meet | ||
| 3374 | Sarmat Gadiati | 1:03.54 | 9 | B: 48.29 (+15.25s | 24.0%) | Bure-Aqua Academy | 01/23/2026 | 2026 CO TOPS Colorado Open | ||
| 3375 | Sebastian Delgado Diaz | 1:03.57 | 10 | B: 48.29 (+15.28s | 24.0%) | Mount Hood Aquatics | 10/10/2025 | 2025 OR HEAT Fall Invitational | ||
| 3376 | Calvin Chase | 1:03.58 | 8 | B: 48.29 (+15.29s | 24.0%) | Hilltop Aquatic Swim Team | 10/15/2025 | 2025 UT HAST Monster Mash Meet | ||
| 3377 | Grayson Wiscombe | 1:03.60 | 9 | B: 48.29 (+15.31s | 24.1%) | Portneuf Valley Swim Team | 07/12/2025 | 2025 Mashed Potato Dash | ||
| 3378 | Brant Eckert | 1:03.61 | 9 | B: 48.29 (+15.32s | 24.1%) | Legacy Aquatics | 08/02/2025 | 2025 LA Summer Sunset | ||
| 3379 | Colin Johnson | 1:03.62 | 10 | B: 48.29 (+15.33s | 24.1%) | SlipStream Aquatics | 02/01/2026 | 2026 CO FORM February Freeze | ||
| 3380 | David Pogossyan | 1:03.64 | 8 | B: 48.29 (+15.35s | 24.1%) | Bure-Aqua Academy | 12/15/2024 | 2024 CO FORM Winter Open | ||
| 3381 | Elijah Kruthaupt | 1:03.64 | 10 | B: 48.29 (+15.35s | 24.1%) | Pagosa Lakes Porpoises | 06/28/2025 | 2025 CO Montrose Marlins Summer Open | ||
| 3382 | Angus White | 1:03.65 | 8 | B: 48.29 (+15.36s | 24.1%) | Wasatch Front Fish Market | 11/12/2025 | WFFM November Developmental | ||
| 3383 | Mac Waterstreet | 1:03.66 | 7 | B: 48.29 (+15.37s | 24.1%) | Forest Grove Swim Club | 12/12/2025 | 2025 FGSC Christmas Invitational | ||
| 3384 | Greystone Blinn | 1:03.66 | 8 | B: 48.29 (+15.37s | 24.1%) | Peak Swim Team | 01/10/2026 | 2026 CO Falfins SC Series #3 | ||
| 3385 | Ryan Okun | 1:03.67 | 8 | B: 48.29 (+15.38s | 24.2%) | San Ramon Valley Aquatics | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | ||
| 3386 | Jason Sanchez | 1:03.68 | 8 | B: 48.29 (+15.39s | 24.2%) | Valley Splash | 02/07/2026 | Valley Splash Short Course C B A Meet | ||
| 3387 | Levi Piela | 1:03.70 | 8 | B: 48.29 (+15.41s | 24.2%) | Life Time Colorado Swim Club | 02/13/2026 | 2026 CO Valentine Open | ||
| 3388 | Daniel Castro | 1:03.74 | 10 | B: 48.29 (+15.45s | 24.2%) | Mission Aurora Colorado Swimmi | 11/01/2024 | 2024 CO ACES High Point Invite | ||
| 3389 | Alex Reagan | 1:03.75 | 9 | B: 48.29 (+15.46s | 24.3%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 3390 | Tarun Srinivasan | 1:03.75 | 8 | B: 48.29 (+15.46s | 24.3%) | Pro Swimming | 10/24/2025 | 2025 PN Pro October Intrasquad | ||
| 3391 | Dylan Driscoll | 1:03.76 | 10 | B: 48.29 (+15.47s | 24.3%) | The Dalles Swim Team | 01/11/2025 | 2025 HRVST Winter Invitational | ||
| 3392 | Timothy Chau | 1:03.76 | 8 | B: 48.29 (+15.47s | 24.3%) | South San Francisco Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | ||
| 3393 | Cooper Yang | 1:03.77 | 7 | B: 48.29 (+15.48s | 24.3%) | Burlingame Aquatics | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | ||
| 3394 | Fox Feighery | 1:03.77 | 9 | B: 48.29 (+15.48s | 24.3%) | Chehalem Swim Team | 11/01/2024 | 2024 McSwimville Invitational | ||
| 3395 | Grant Harris | 1:03.81 | 9 | B: 48.29 (+15.52s | 24.3%) | Voltage Aquatics | 07/13/2024 | 2024 Mashed Potato Dash | ||
| 3396 | Gabriel Ortiz | 1:03.86 | 10 | B: 48.29 (+15.57s | 24.4%) | Napa Valley Swim Team | 07/26/2025 | 2025 REAL Championships | ||
| 3397 | Amari Holloway | 1:03.87 | 7 | B: 48.29 (+15.58s | 24.4%) | Merced Skimmers Swim Team | 01/10/2026 | 2026 Clovis Swim Club Winter Open | ||
| 3398 | William Zhao | 1:03.87 | 9 | B: 48.29 (+15.58s | 24.4%) | Palo Alto Stanford Aquatics | 10/05/2024 | 2024 DACA CBA SC Meet | ||
| 3399 | Adrian Tastevin | 1:03.89 | 9 | B: 48.29 (+15.60s | 24.4%) | Seals Aquatics | 10/11/2025 | VJO Sprint For The Golden Ticket CBA+ 2025 | ||
| 3400 | Blake McCaffrey | 1:03.95 | 10 | B: 48.29 (+15.66s | 24.5%) | Cascade Swim Club | 03/01/2025 | 2025 PN CSC Mystery 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.