301
Tristan
Dasch
1:37.53
9
B Min
BB: 1:30.09 (+7.44s | 7.6%)
Arlington Aquatic Club
03/21/2026
2026 MAKO SPRING FLING
50 Back
48.06
48.06
100 Back
49.47
1:37.53
100 Back
1:37.53
302
Nicholas
Andolina
1:37.56
9
B Min
BB: 1:30.09 (+7.47s | 7.7%)
Nation\\\\\\'s Capital Swim Club
12/05/2025
2025 VSTP Ice Breaker Invitational
50 Back
47.39
47.39
100 Back
50.17
1:37.56
100 Back
1:37.56
303
Ives
Peredo
1:37.57
9
B Min
BB: 1:30.09 (+7.48s | 7.7%)
Nation\\\\\\'s Capital Swim Club
10/18/2025
2025 NCAP Autumn Kingfish Splash
50 Back
49.51
49.51
100 Back
48.06
1:37.57
100 Back
1:37.57
304
Brian
Rios
1:37.61
9
B Min
BB: 1:30.09 (+7.52s | 7.7%)
Rockville Montgomery Swim Club
02/20/2026
2026 RMSC February Invitational
50 Back
47.70
47.70
100 Back
49.91
1:37.61
100 Back
1:37.61
305
Caiden
Henricks
1:37.64
10
B Min
BB: 1:30.09 (+7.55s | 7.7%)
Potomac Marlins
10/10/2025
2025 PV October Open Franconia
50 Back
47.24
47.24
100 Back
50.40
1:37.64
100 Back
1:37.64
306
Houston
Holleman
1:37.72
10
B Min
BB: 1:30.09 (+7.63s | 7.8%)
Life Time Mid Atlantic Swim Te
12/12/2025
2025 MAKO HOLIDAY INVITATIONAL
50 Back
48.06
48.06
100 Back
49.66
1:37.72
100 Back
1:37.72
307
Matias
Venturino
1:37.90
8
B Min
BB: 1:30.09 (+7.81s | 8.0%)
Rockville Montgomery Swim Club
11/01/2025
2025 RMSC Autumn 350 Challenge Meet
308
Ali
Daniels
1:37.96
10
B Min
BB: 1:30.09 (+7.87s | 8.0%)
Prince George\\\\\\'s Parks and Recr
03/21/2026
2026 MAKO SPRING FLING
50 Back
47.98
47.98
100 Back
49.98
1:37.96
100 Back
1:37.96
309
Matthew
Chen
1:38.06
9
B Min
BB: 1:30.09 (+7.97s | 8.1%)
Rockville Montgomery Swim Club
03/20/2026
2026 RMSC Spring Finale
310
Gideon
Bloxham
1:38.07
9
B Min
BB: 1:30.09 (+7.98s | 8.1%)
Occoquan Swimming
11/21/2025
2025 Fall Festivus
50 Back
47.77
47.77
100 Back
50.30
1:38.07
100 Back
1:38.07
311
Mick
Resnick
1:38.20
10
B Min
BB: 1:30.09 (+8.11s | 8.3%)
The St. James Swim Club
03/21/2026
2026 MAKO SPRING FLING
50 Back
48.48
48.48
100 Back
49.72
1:38.20
100 Back
1:38.20
312
Colton
Laurent
1:38.30
10
B Min
BB: 1:30.09 (+8.21s | 8.4%)
Nation\\\\\\'s Capital Swim Club
02/13/2026
2026 NCAP Winter Qualifier
50 Back
47.22
47.22
100 Back
51.08
1:38.30
100 Back
1:38.30
313
Tanner
Richards
1:38.34
9
B Min
BB: 1:30.09 (+8.25s | 8.4%)
The Fish
03/20/2026
26th Annual Spring Championships
50 Back
48.90
48.90
100 Back
49.44
1:38.34
100 Back
1:38.34
314
William
Knauss IV
1:38.39
8
B Min
BB: 1:30.09 (+8.30s | 8.4%)
Nation\\\\\\'s Capital Swim Club
12/05/2025
2025 VSTP Ice Breaker Invitational
50 Back
47.68
47.68
100 Back
50.71
1:38.39
100 Back
1:38.39
315
Cyrus
Lurie
1:38.59
9
B Min
BB: 1:30.09 (+8.50s | 8.6%)
Nation\\\\\\'s Capital Swim Club
02/27/2026
2026 Cherry Blossom Champs
50 Back
49.51
49.51
100 Back
49.08
1:38.59
100 Back
1:38.59
316
Sawyer
Kuhns
1:38.63
9
B Min
BB: 1:30.09 (+8.54s | 8.7%)
The Fish
01/17/2026
2026 PV January Open Audrey Moore
50 Back
47.72
47.72
100 Back
50.91
1:38.63
100 Back
1:38.63
317
Jonathan
Moore
1:38.66
9
B Min
BB: 1:30.09 (+8.57s | 8.7%)
Accokeek Stroke Technique Swim
02/13/2026
39th Black History Swim Meet
318
Kieran
Zhou
1:38.70
9
B Min
BB: 1:30.09 (+8.61s | 8.7%)
All Star Aquatics
02/13/2026
2026 ASA President S Day Classic
319
Matthew
Chen
1:38.78
9
B Min
BB: 1:30.09 (+8.69s | 8.8%)
Rockville Montgomery Swim Club
02/20/2026
2026 RMSC February Invitational
50 Back
48.89
48.89
100 Back
49.89
1:38.78
100 Back
1:38.78
320
Connor
Pollak
1:38.84
10
B Min
BB: 1:30.09 (+8.75s | 8.9%)
York Swim Club of Northern Vir
12/12/2025
2025 MAKO HOLIDAY INVITATIONAL
50 Back
47.81
47.81
100 Back
51.03
1:38.84
100 Back
1:38.84
321
Alvin
Kirin
1:38.94
9
B Min
BB: 1:30.09 (+8.85s | 8.9%)
Machine Aquatics
03/20/2026
March Madness 2026
322
Finn
Demarest
1:38.98
9
B Min
BB: 1:30.09 (+8.89s | 9.0%)
Suburban Aquatics
12/05/2025
2025 Christmas Championships
50 Back
49.36
49.36
100 Back
49.62
1:38.98
100 Back
1:38.98
323
Gavin
Shaffer
1:39.03
7
B Min
BB: 1:30.09 (+8.94s | 9.0%)
Occoquan Swimming
12/11/2025
2025 East Coast WinterFest
50 Back
48.82
48.82
100 Back
50.21
1:39.03
100 Back
1:39.03
324
Thomas
Bowman
1:39.12
10
B Min
BB: 1:30.09 (+9.03s | 9.1%)
Potomac Marlins
03/20/2026
March Madness 2026
325
Brooks
Crosnicker
1:39.13
8
B Min
BB: 1:30.09 (+9.04s | 9.1%)
Machine Aquatics
02/20/2026
2026 Machine Qualifier
50 Back
47.40
47.40
100 Back
51.73
1:39.13
100 Back
1:39.13
326
Reyansh
Agrawal
1:39.16
10
B Min
BB: 1:30.09 (+9.07s | 9.1%)
Apex Aquatic Club
02/07/2026
2026 MAKO QUALIFIER
50 Back
47.61
47.61
100 Back
51.55
1:39.16
100 Back
1:39.16
327
Luke
Bess
1:39.16
9
B Min
BB: 1:30.09 (+9.07s | 9.1%)
Rockville Montgomery Swim Club
10/17/2025
2025 RMSC October Kick Off Classic
50 Back
49.38
49.38
100 Back
49.78
1:39.16
100 Back
1:39.16
328
Lucas
Chen
1:39.18
10
B Min
BB: 1:30.09 (+9.09s | 9.2%)
Rockville Montgomery Swim Club
01/16/2026
2026 RMSC January Intrasquad Meet
50 Back
47.29
47.29
100 Back
51.89
1:39.18
100 Back
1:39.18
329
Max
Deckert
1:39.35
10
B Min
BB: 1:30.09 (+9.26s | 9.3%)
Quince Orchard Swim Academy
01/17/2026
2026 PV January Open Audrey Moore
50 Back
47.40
47.40
100 Back
51.95
1:39.35
100 Back
1:39.35
330
Joseph
Reynolds
1:39.37
10
B Min
BB: 1:30.09 (+9.28s | 9.3%)
DC Dept Of Parks and Recreatio
11/14/2025
2025 PV November Open Franconia
50 Back
48.12
48.12
100 Back
51.25
1:39.37
100 Back
1:39.37
331
Otto
Hill
1:39.49
8
B Min
BB: 1:30.09 (+9.40s | 9.4%)
YMCA Fairfax County Reston
12/05/2025
2025 Christmas Championships
50 Back
47.57
47.57
100 Back
51.92
1:39.49
100 Back
1:39.49
332
Elis
Oskvig
1:39.52
9
B Min
BB: 1:30.09 (+9.43s | 9.5%)
All Star Aquatics
03/20/2026
March Madness 2026
333
Micah
Shepherd
1:39.70
10
B Min
BB: 1:30.09 (+9.61s | 9.6%)
WeAquatics
02/13/2026
39th Black History Swim Meet
334
William
Seo
1:39.79
9
B Min
BB: 1:30.09 (+9.70s | 9.7%)
Bethesda-Chevy Chase YMCA
02/07/2026
2026 MAKO QUALIFIER
50 Back
49.01
49.01
100 Back
50.78
1:39.79
100 Back
1:39.79
335
Caleb
Thorpe
1:39.82
10
B Min
BB: 1:30.09 (+9.73s | 9.7%)
Occoquan Swimming
12/11/2025
2025 East Coast WinterFest
336
Gregory
Eley
1:39.95
10
B Min
BB: 1:30.09 (+9.86s | 9.9%)
Machine Aquatics
03/20/2026
March Madness 2026
337
Alexander
Short
1:40.14
10
B Min
BB: 1:30.09 (+10.05s | 10.0%)
Apex Aquatic Club
02/07/2026
2026 MAKO QUALIFIER
50 Back
48.12
48.12
100 Back
52.02
1:40.14
100 Back
1:40.14
338
Porter
Titus
1:40.15
9
B Min
BB: 1:30.09 (+10.06s | 10.0%)
York Swim Club of Northern Vir
11/07/2025
2025 HOKI November Invitational Copied
50 Back
47.89
47.89
100 Back
52.26
1:40.15
100 Back
1:40.15
339
Tiwaloluwa
Ajifolokun
1:40.32
9
B Min
BB: 1:30.09 (+10.23s | 10.2%)
Prince George\\\\\\'s Parks and Recr
03/21/2026
2026 MAKO SPRING FLING
50 Back
50.14
50.14
100 Back
50.18
1:40.32
100 Back
1:40.32
340
William
Tinnin
1:40.36
10
B Min
BB: 1:30.09 (+10.27s | 10.2%)
Machine Aquatics
12/04/2025
2025 PV Turkey Claus Showdown
50 Back
48.71
48.71
100 Back
51.65
1:40.36
100 Back
1:40.36
341
Lucas
Chen
1:40.40
9
B Min
BB: 1:30.09 (+10.31s | 10.3%)
Rockville Montgomery Swim Club
11/14/2025
2025 RMSC November Dual Meet
50 Back
48.32
48.32
100 Back
52.08
1:40.40
100 Back
1:40.40
342
Oliver
Orton
1:40.47
10
B Min
BB: 1:30.09 (+10.38s | 10.3%)
YMCA Fairfax County Reston
02/07/2026
2026 MAKO QUALIFIER
50 Back
48.62
48.62
100 Back
51.85
1:40.47
100 Back
1:40.47
343
Jake
Hollandsworth
1:40.56
9
B Min
BB: 1:30.09 (+10.47s | 10.4%)
Arlington Aquatic Club
01/17/2026
2026 PV January Open Audrey Moore
50 Back
51.37
51.37
100 Back
49.19
1:40.56
100 Back
1:40.56
344
Jack
Mancha
1:40.61
9
B Min
BB: 1:30.09 (+10.52s | 10.5%)
Nation\\\\\\'s Capital Swim Club
12/05/2025
2025 VSTP Ice Breaker Invitational
50 Back
49.66
49.66
100 Back
50.95
1:40.61
100 Back
1:40.61
345
Steven
Luo
1:40.68
9
B Min
BB: 1:30.09 (+10.59s | 10.5%)
Rockville Montgomery Swim Club
11/14/2025
2025 RMSC November Dual Meet
50 Back
48.40
48.40
100 Back
52.28
1:40.68
100 Back
1:40.68
346
Thomas
Box
1:40.75
9
B: 1:40.69 (+0.06s | 0.1%)
Nation\\\\\\'s Capital Swim Club
12/04/2025
2025 PV Turkey Claus Showdown
50 Back
48.77
48.77
100 Back
51.98
1:40.75
100 Back
1:40.75
347
Relja
Martic
1:40.75
10
B: 1:40.69 (+0.06s | 0.1%)
Tollefson Swimming
11/14/2025
2025PV November Open Fairland
50 Back
49.35
49.35
100 Back
51.40
1:40.75
100 Back
1:40.75
348
Adeoluwa
Jaiyeola
1:40.75
9
B: 1:40.69 (+0.06s | 0.1%)
Accokeek Stroke Technique Swim
02/13/2026
39th Black History Swim Meet
349
Steven
Luo
1:40.77
9
B: 1:40.69 (+0.08s | 0.1%)
Rockville Montgomery Swim Club
01/16/2026
2026 RMSC January Intrasquad Meet
50 Back
48.16
48.16
100 Back
52.61
1:40.77
100 Back
1:40.77
350
Brooks
Propper
1:40.97
10
B: 1:40.69 (+0.28s | 0.3%)
Nation\\\\\\'s Capital Swim Club
02/27/2026
2026 Cherry Blossom Champs
50 Back
48.35
48.35
100 Back
52.62
1:40.97
100 Back
1:40.97