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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1001 | Mason McKenzie | 58.45 | 9 | B: 55.39 (+3.06s | 5.2%) | Tornadoes Swim Team | 05/30/2025 | LA OPEN 2025 | ||
| 1002 | Aidan Hiland | 58.45 | 10 | B: 55.39 (+3.06s | 5.2%) | SwimTLC-Parker Phenomena Swim | 04/26/2025 | 2025 CO FST Spring LC Fever | ||
| 1003 | Charles Wright | 58.45 | 9 | B: 55.39 (+3.06s | 5.2%) | Montrose Marlins Swim Club | 07/11/2025 | 2025 CO Western Slope LeagueChampionships | ||
| 1004 | Donovan Nkansah | 58.49 | 10 | B: 55.39 (+3.10s | 5.3%) | Kearns Youth Aquatic Team | 06/13/2025 | 2025 SDAT Summer Spectacular | ||
| 1005 | Milo Chan | 58.50 | 8 | B: 55.39 (+3.11s | 5.3%) | Seattle Metropolitan Aquatic C | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 1006 | Ahaan Maknojia | 58.50 | 8 | B: 55.39 (+3.11s | 5.3%) | Issaquah Swim Team | 05/02/2025 | 2025 PN BC May Flowers | ||
| 1007 | James Tang | 58.51 | 8 | B: 55.39 (+3.12s | 5.3%) | Alto Swim Club | 06/07/2024 | DACA LC C B A+ Meet | ||
| 1008 | Daniel Wang | 58.57 | 8 | B: 55.39 (+3.18s | 5.4%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | ||
| 1009 | Paul Groza | 58.58 | 10 | B: 55.39 (+3.19s | 5.4%) | Vandal Aquatic Club | 07/05/2025 | Pendleton Open 2025 | ||
| 1010 | Parker Skelton | 58.59 | 7 | B: 55.39 (+3.20s | 5.5%) | Reno Aquatic Club | 06/20/2025 | Reno Aquatic Club Gamble | ||
| 1011 | Charles Heffernan | 58.60 | 7 | B: 55.39 (+3.21s | 5.5%) | Legacy Aquatics | 07/05/2025 | 2025 OR CRST Summer Blast 3 | ||
| 1012 | Dean Bishop | 58.64 | 9 | B: 55.39 (+3.25s | 5.5%) | Lakeview Swim Team | 06/20/2025 | Prineville Invitational Swim Meet | ||
| 1013 | Truxtun Siegel | 58.65 | 7 | B: 55.39 (+3.26s | 5.6%) | Jbarracudas Swim Team | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1014 | Felix Jackson | 58.65 | 7 | B: 55.39 (+3.26s | 5.6%) | Tualatin Hills Swim Club | 05/02/2025 | 2025 THSC Spring Invitational | ||
| 1015 | Finn Legacki | 58.70 | 10 | B: 55.39 (+3.31s | 5.6%) | North Coast Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1016 | Theodore Daines | 58.74 | 9 | B: 55.39 (+3.35s | 5.7%) | Olympus Aquatics | 06/06/2025 | Speed Lake City 2025 | ||
| 1017 | Joao Barretto | 58.74 | 8 | B: 55.39 (+3.35s | 5.7%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | ||
| 1018 | Isaac Choi | 58.76 | 10 | B: 55.39 (+3.37s | 5.7%) | Burlingame Aquatics | 07/19/2025 | Alto Last Splash | ||
| 1019 | Weston Leingang | 58.77 | 9 | B: 55.39 (+3.38s | 5.8%) | Avon Swim Club | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | ||
| 1020 | Brendan Gao | 58.78 | 9 | B: 55.39 (+3.39s | 5.8%) | Bellevue Club Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1021 | Aksel Sauder | 58.81 | 7 | B: 55.39 (+3.42s | 5.8%) | Boise Swim Club | 05/16/2025 | 2025 Spring Fling LC Invitational | ||
| 1022 | Marek Perzov | 58.84 | 8 | B: 55.39 (+3.45s | 5.9%) | Santa Clara Swim Club | 05/17/2024 | Quicksilver Swimming Zone 1S LCM C B A+ Meet | ||
| 1023 | Jack McRae | 58.85 | 7 | B: 55.39 (+3.46s | 5.9%) | Univ. of Denver Hilltoppers | 04/12/2025 | 2025 CO TOPS Suburban League Pentathlon | ||
| 1024 | Krosby Thomure | 58.86 | 9 | B: 55.39 (+3.47s | 5.9%) | Spokane Waves Aquatic Team | 06/20/2025 | 2025 SWAT Summer Solstice | ||
| 1025 | John Hoesch | 58.86 | 9 | B: 55.39 (+3.47s | 5.9%) | Olympus Aquatics | 06/27/2025 | 2nd Annual Water Dragon Open | ||
| 1026 | Holland Reafsnyder | 58.87 | 9 | B: 55.39 (+3.48s | 5.9%) | Legacy Aquatics | 11/02/2024 | Oregon City Fall Open 2024 | ||
| 1027 | Ethan Lapira | 58.91 | 9 | B: 55.39 (+3.52s | 6.0%) | Sandpipers of Nevada | 03/30/2025 | Sand Vs BCH LCM Dual 2025 | ||
| 1028 | Liam Arrobo | 58.94 | 6 | B: 55.39 (+3.55s | 6.0%) | Hillsboro Swim Team | 05/02/2025 | 2025 THSC Spring Invitational | ||
| 1029 | Atharv Choubey | 58.96 | 8 | B: 55.39 (+3.57s | 6.1%) | Olympic Cascade Aquatics | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | ||
| 1030 | Michael Chen | 59.00 | 9 | B: 55.39 (+3.61s | 6.1%) | Monterey Bay Swim Club | 05/18/2024 | San Benito Aquatics C B A+ | ||
| 1031 | Sebastian Penarrieta | 59.02 | 9 | B: 55.39 (+3.63s | 6.2%) | Issaquah Swim Team | 06/14/2025 | 2025 IST June Invtational | ||
| 1032 | Austin Zhou | 59.04 | 8 | B: 55.39 (+3.65s | 6.2%) | Pacific Dragons Swim Team | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | ||
| 1033 | Axel Deklotz | 59.06 | 9 | B: 55.39 (+3.67s | 6.2%) | Fresno Dolphins Swim Team | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | ||
| 1034 | Oliver Garcia | 59.11 | 9 | B: 55.39 (+3.72s | 6.3%) | Four Corners Aquatic Team | 06/19/2025 | 2025 CO Grand Junction Invitational | ||
| 1035 | Lawrence Lan | 59.12 | 8 | B: 55.39 (+3.73s | 6.3%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | ||
| 1036 | Carter de Ochoa | 59.15 | 8 | B: 55.39 (+3.76s | 6.4%) | Tule Nation Tritons | 05/25/2024 | 2024 Mike Snyder Memorial | ||
| 1037 | Samuel Pogue | 59.15 | 8 | B: 55.39 (+3.76s | 6.4%) | Carson Tigersharks | 05/23/2025 | 2025 Intermountain Classic Long Course Meet | ||
| 1038 | David Tan | 59.16 | 8 | B: 55.39 (+3.77s | 6.4%) | Pacifica Sea Lions | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 1039 | Jaiden Yap | 59.17 | 9 | B: 55.39 (+3.78s | 6.4%) | Milpitas Aquatic Club | 06/07/2024 | DACA LC C B A+ Meet | ||
| 1040 | Mason Erickson | 59.20 | 9 | B: 55.39 (+3.81s | 6.4%) | Tualatin Hills Swim Club | 06/06/2025 | 2025 THSC June Invitational | ||
| 1041 | Daniel Castro | 59.22 | 9 | B: 55.39 (+3.83s | 6.5%) | Mission Aurora Colorado Swimmi | 06/07/2025 | 2025 CO MACS Suburban League Invite | ||
| 1042 | Arthur Dauletbaev | 59.23 | 9 | B: 55.39 (+3.84s | 6.5%) | Wave Aquatics | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | ||
| 1043 | Benjamin Yaghoubzade | 59.23 | 8 | B: 55.39 (+3.84s | 6.5%) | Los Altos Mountain View Aquati | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 1044 | Nicolas Etkin | 59.25 | 8 | B: 55.39 (+3.86s | 6.5%) | Los Altos Mountain View Aquati | 06/22/2024 | Alto Beat The Heat Sat Sun | ||
| 1045 | Abayan Prithviraj | 59.26 | 9 | B: 55.39 (+3.87s | 6.5%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | ||
| 1046 | Lincoln Wiley | 59.27 | 8 | B: 55.39 (+3.88s | 6.5%) | Front Range Barracudas | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | ||
| 1047 | Joshua Plant | 59.28 | 7 | B: 55.39 (+3.89s | 6.6%) | Dart Swimming | 06/21/2024 | Reno Aquatic Club Gamble | ||
| 1048 | Leif Osborne | 59.33 | 8 | B: 55.39 (+3.94s | 6.6%) | Bay Club Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 1049 | Thaddeus Roberts | 59.34 | 7 | B: 55.39 (+3.95s | 6.7%) | Boise YMCA Swim Team | 05/17/2024 | 2024 BY Spring Fling Invitational | ||
| 1050 | William MacDonald | 59.35 | 9 | B: 55.39 (+3.96s | 6.7%) | Wasatch Water Dragons | 06/27/2025 | 2nd Annual Water Dragon Open | ||
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.