2001
Riley
Wessels
1:34.58
9
B: 1:30.79 (+3.79s | 4.0%)
SwimTLC-Parker Phenomena Swim
02/13/2026
2026 CO NJ Groundhog Invite
50 Free
45.16
45.16
100 Free
49.42
1:34.58
100 Free
1:34.58
2002
Amelia
Yankovsky
1:34.60
9
B: 1:30.79 (+3.81s | 4.0%)
Alto Swim Club
12/06/2025
Alto Dec 6 7 CBA
50 Free
43.00
43.00
100 Free
51.60
1:34.60
100 Free
1:34.60
2003
Eleanor
Williams
1:34.61
9
B: 1:30.79 (+3.82s | 4.0%)
Mount Hood Aquatics
01/23/2026
2026 TTSC Winter Qualifier
50 Free
43.68
43.68
100 Free
50.93
1:34.61
100 Free
1:34.61
2004
Elizabeth
Ellis
1:34.61
8
B: 1:30.79 (+3.82s | 4.0%)
Wave Aquatics
03/15/2025
2025 PN MMSC Marlins Madness
50 Free
46.07
46.07
100 Free
48.54
1:34.61
100 Free
1:34.61
2005
Anna
Nofsinger
1:34.62
9
B: 1:30.79 (+3.83s | 4.0%)
YMCA of Snohomish County Barra
01/24/2026
2026 WA State Y Championship Meet
50 Free
44.52
44.52
100 Free
50.10
1:34.62
100 Free
1:34.62
2006
Eleanor
Miller
1:34.64
9
B: 1:30.79 (+3.85s | 4.1%)
Aspire Aquatics of Colorado
01/23/2026
2026 CO FAST Winter Open
50 Free
43.45
43.45
100 Free
51.19
1:34.64
100 Free
1:34.64
2007
Lily
Adams
1:34.66
7
B: 1:30.79 (+3.87s | 4.1%)
Boise YMCA Swim Team
12/20/2025
2025 BY Candy Cane Invitational
50 Free
43.99
43.99
100 Free
50.67
1:34.66
100 Free
1:34.66
2008
Caroline
Drake
1:34.66
10
B: 1:30.79 (+3.87s | 4.1%)
Roseburg Y Swim Team
01/24/2026
Oregon YMCA Championships 2026
2009
Elizabeth
McCauley
1:34.68
9
B: 1:30.79 (+3.89s | 4.1%)
Rocky Mountain Rapids
02/07/2025
2025 CO RPDS Championship Kick Off
50 Free
42.84
42.84
100 Free
51.84
1:34.68
100 Free
1:34.68
2010
Maria
Snow
1:34.68
8
B: 1:30.79 (+3.89s | 4.1%)
Jcc Jellyfish Club
01/16/2025
2025 OA Winter Blast
50 Free
43.06
43.06
100 Free
51.62
1:34.68
100 Free
1:34.68
2011
Sophia
Maier
1:34.68
9
B: 1:30.79 (+3.89s | 4.1%)
Issaquah Swim Team
11/15/2025
2025 PN IST November Invitational
50 Free
43.71
43.71
100 Free
50.97
1:34.68
100 Free
1:34.68
2012
Esme
Gruenberg
1:34.69
7
B: 1:30.79 (+3.90s | 4.1%)
Boise YMCA Swim Team
11/22/2025
57th Annual Thanksgiving Invitational
2013
Vera
Asadamongkol
1:34.69
9
B: 1:30.79 (+3.90s | 4.1%)
Unattached
10/18/2025
PC SRVA SCY B BB+ Meet
2014
Amy
Brandley
1:34.71
9
B: 1:30.79 (+3.92s | 4.1%)
Piranha Swimming
10/10/2025
2025 PC Sprints
50 Free
40.02
40.02
100 Free
54.69
1:34.71
100 Free
1:34.71
2015
Maggie
Allan
1:34.71
8
B: 1:30.79 (+3.92s | 4.1%)
Winnemucca White Water Swim Te
06/24/2023
2023 Elko High Altitude
2016
Ekaterina
Zimina
1:34.72
10
B: 1:30.79 (+3.93s | 4.1%)
Valley Splash
11/14/2025
2025 Santa Clara Swim Club SC CBA Meet
50 Free
40.34
40.34
100 Free
54.38
1:34.72
100 Free
1:34.72
2017
Amelia
Biegel
1:34.73
8
B: 1:30.79 (+3.94s | 4.2%)
Sunnyvale Swim Club
12/06/2025
Alto Dec 6 7 CBA
50 Free
44.31
44.31
100 Free
50.42
1:34.73
100 Free
1:34.73
2018
Qianxun
Min
1:34.76
7
B: 1:30.79 (+3.97s | 4.2%)
Pacific Dragons Swim Team
02/07/2026
2026 PN IST Feb Winter Invitational Approved
50 Free
43.98
43.98
100 Free
50.78
1:34.76
100 Free
1:34.76
2019
June
Richardson
1:34.76
10
B: 1:30.79 (+3.97s | 4.2%)
Reno Aquatic Club
01/16/2026
2026 Blizzard Blast Swim Meet
50 Free
44.57
44.57
100 Free
50.19
1:34.76
100 Free
1:34.76
2020
Sarah
Barker
1:34.76
10
B: 1:30.79 (+3.97s | 4.2%)
Piedmont Swim Team
12/05/2025
Pacific Swim SC C B BB+ Hosted By TERA
2021
Erin
McDonagh
1:34.77
10
B: 1:30.79 (+3.98s | 4.2%)
Pikes Peak Athletics
01/10/2026
2026 CO PPA January Meet
50 Free
40.57
40.57
100 Free
54.20
1:34.77
100 Free
1:34.77
2022
Selby
Wildberger
1:34.78
10
B: 1:30.79 (+3.99s | 4.2%)
Truckee-Tahoe Swim Team
02/07/2025
2025 Valentines Day Age Group Open
50 Free
45.68
45.68
100 Free
49.10
1:34.78
100 Free
1:34.78
2023
Lily
McGlashon
1:34.78
9
B: 1:30.79 (+3.99s | 4.2%)
West Coast Aquatics
02/07/2026
2026 PN IST Feb Winter Invitational Approved
50 Free
44.97
44.97
100 Free
49.81
1:34.78
100 Free
1:34.78
2024
Raelyn
Walker
1:34.79
9
B: 1:30.79 (+4.00s | 4.2%)
Piranha Swimming
06/14/2025
PC PRNA Swim To Win Summer Plush Edition
2025
Kaitlyn
Kral
1:34.79
10
B: 1:30.79 (+4.00s | 4.2%)
Morgan Marlins Swim Team
07/19/2025
2025 CO Loveland Snow Cone #3
2026
Nysa
Banerjee
1:34.82
10
B: 1:30.79 (+4.03s | 4.3%)
Wave Aquatics
10/18/2025
2025 PN VAST Fall Classic
50 Free
42.93
42.93
100 Free
51.89
1:34.82
100 Free
1:34.82
2027
Luna
Aktas
1:34.83
8
B: 1:30.79 (+4.04s | 4.3%)
Olympic Cascade Aquatics
01/18/2026
2026 PN BC Snowflake Classic Invite Approved
50 Free
47.53
47.53
100 Free
47.30
1:34.83
100 Free
1:34.83
2028
Rylan
Garcia
1:34.83
7
B: 1:30.79 (+4.04s | 4.3%)
Bellevue Club Swim Team
11/07/2025
2025 THSC November Open
50 Free
44.54
44.54
100 Free
50.29
1:34.83
100 Free
1:34.83
2029
Quinn
DeProspo-Griffith
1:34.84
10
B: 1:30.79 (+4.05s | 4.3%)
Heartland Swim Assoc
01/10/2026
2026 SI BAY 14U Rising Stars 3
2030
Hannah
Anslinger
1:34.85
9
B: 1:30.79 (+4.06s | 4.3%)
The Dalles Swim Team
02/07/2026
2026 OR HEAT BC Blastoff
50 Free
43.68
43.68
100 Free
51.17
1:34.85
100 Free
1:34.85
2031
Hope
Wright
1:34.86
7
B: 1:30.79 (+4.07s | 4.3%)
Flatiron Athletic Club
01/17/2025
2025 CO CUDA Classic
50 Free
44.44
44.44
100 Free
50.42
1:34.86
100 Free
1:34.86
2032
Tatiana
Marian
1:34.86
9
B: 1:30.79 (+4.07s | 4.3%)
Neptune Swimming
01/17/2026
PC PRNA Final Splash To The Championship CBA+
2033
Frankie
Miller
1:34.86
9
B: 1:30.79 (+4.07s | 4.3%)
Rancho San Dieguito
01/18/2025
2025 SI RSD All Ages NTS
50 Free
42.73
42.73
100 Free
52.13
1:34.86
100 Free
1:34.86
2034
Alina
Anirudh
1:34.87
10
B: 1:30.79 (+4.08s | 4.3%)
Alto Swim Club
11/15/2025
Alto Nov 15 16 Fall Frolic
50 Free
44.17
44.17
100 Free
50.70
1:34.87
100 Free
1:34.87
2035
Inara
Dehar
1:34.88
8
B: 1:30.79 (+4.09s | 4.3%)
Los Altos Mountain View Aquati
01/10/2026
BAC Norman Cutler Memorial
2036
Lausanne
Doan
1:34.93
9
B: 1:30.79 (+4.14s | 4.4%)
Seattle Metropolitan Aquatic C
01/17/2026
2026 PN SMAC Winter Invitational Approved
50 Free
43.24
43.24
100 Free
51.69
1:34.93
100 Free
1:34.93
2037
Mia
Brumaru
1:34.95
7
B: 1:30.79 (+4.16s | 4.4%)
Olympic Cascade Aquatics
01/24/2026
2026 PN PDST Winter Invitational Meet Approv
50 Free
44.11
44.11
100 Free
50.84
1:34.95
100 Free
1:34.95
2038
Harriet
Winship
1:34.96
10
B: 1:30.79 (+4.17s | 4.4%)
Univ. of Denver Hilltoppers
01/23/2026
2026 CO TOPS Colorado Open
50 Free
44.51
44.51
100 Free
50.45
1:34.96
100 Free
1:34.96
2039
Mila
Lobo-Guerrero
1:34.96
10
B: 1:30.79 (+4.17s | 4.4%)
Maui Swim Club
01/10/2026
NEW YEAR S MAGSA SCY Meet
2040
Braydyn
Nichols
1:34.97
9
B: 1:30.79 (+4.18s | 4.4%)
Rainier Foothills Swim Team
01/31/2026
2026 PN KING Beast IMX IMR Invitational Appr
50 Free
41.51
41.51
100 Free
53.46
1:34.97
100 Free
1:34.97
2041
Lauren
Rule
1:34.99
10
B: 1:30.79 (+4.20s | 4.4%)
Fallon Barracuda Swim Team
03/15/2025
2025 NNA Age Group Open
2042
Olivia
Hudak
1:35.00
9
B: 1:30.79 (+4.21s | 4.4%)
Hilo Aquatic Club
10/18/2025
BIG ISLAND SWIMMING @ HPA
50 Free
44.73
44.73
100 Free
50.27
1:35.00
100 Free
1:35.00
2043
Bella
Qiao
1:35.00
8
B: 1:30.79 (+4.21s | 4.4%)
Pacific Dragons Swim Team
02/07/2026
2026 PN IST Feb Winter Invitational Approved
50 Free
44.60
44.60
100 Free
50.40
1:35.00
100 Free
1:35.00
2044
Sky
Lorge
1:35.01
8
B: 1:30.79 (+4.22s | 4.4%)
Kamehameha Swim Club
11/09/2025
OSL A+ SCY Meet
50 Free
45.25
45.25
100 Free
49.76
1:35.01
100 Free
1:35.01
2045
Nora
Nevins
1:35.01
10
B: 1:30.79 (+4.22s | 4.4%)
Vandal Aquatic Club
01/31/2026
Coug Winter Open
50 Free
44.45
44.45
100 Free
50.56
1:35.01
100 Free
1:35.01
2046
Emma
Andreu Riera
1:35.01
9
B: 1:30.79 (+4.22s | 4.4%)
Monterey Bay Swim Club
11/15/2024
MBSC GSMY Z1S Race To AGC C B A+
2047
Aletheia
Moffit
1:35.02
10
B: 1:30.79 (+4.23s | 4.5%)
Heartland Swim Assoc
11/08/2025
HSA All Ages NTS
2048
Mia
Young
1:35.05
8
B: 1:30.79 (+4.26s | 4.5%)
Hillsboro Swim Team
12/13/2025
2025 OR HEAT Winter Invitational
50 Free
45.71
45.71
100 Free
49.34
1:35.05
100 Free
1:35.05
2049
Hannah
Park
1:35.06
8
B: 1:30.79 (+4.27s | 4.5%)
DeAnza Cupertino Aquatics
11/16/2024
2024 DACA SC CBA Meet
2050
Francesca
Aflague
1:35.07
9
B: 1:30.79 (+4.28s | 4.5%)
Pacific Swimming Zone
05/18/2025
2025 Pacific Swimming Zone All Star Meet