Western Zone Zone Girls 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | Lillian Kozina | 38.57 | 10 | AAA Min | AAAA: 37.49 (+1.08s | 2.8%) | Front Range Barracudas | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 52 | Emma Armstrong | 38.62 | 10 | AAA Min | AAAA: 37.49 (+1.13s | 2.9%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 53 | Emmalyn Phan | 38.69 | 10 | AAA Min | AAAA: 37.49 (+1.20s | 3.1%) | Aquazot Swim Club | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 54 | Sophia Johnson | 38.72 | 10 | AAA Min | AAAA: 37.49 (+1.23s | 3.2%) | Jcc Waves | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 55 | Elizabeth Takahashi | 38.77 | 10 | AAA Min | AAAA: 37.49 (+1.28s | 3.3%) | Hawaii Swimming Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 56 | Hazel Nance | 38.77 | 10 | AAA Min | AAAA: 37.49 (+1.28s | 3.3%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 57 | Sofia Villa | 38.88 | 9 | AAA Min | AAAA: 37.49 (+1.39s | 3.6%) | Blast Sharks | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 58 | Sage Lovanhill | 38.89 | 10 | AAA Min | AAAA: 37.49 (+1.40s | 3.6%) | Seattle Metropolitan Aquatic C | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 59 | Hine Cartron | 38.89 | 10 | AAA Min | AAAA: 37.49 (+1.40s | 3.6%) | Kamehameha Swim Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 60 | Felicity Van der Staay | 38.89 | 10 | AAA Min | AAAA: 37.49 (+1.40s | 3.6%) | Palo Alto Stanford Aquatics | 07/17/2026 | 2026 Adam Szmidt Memorial PC Summer AG Champs | |
| 61 | Lillian Luo | 38.90 | 10 | AAA Min | AAAA: 37.49 (+1.41s | 3.6%) | West Coast Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 62 | Julianne Ambrozic | 38.90 | 10 | AAA Min | AAAA: 37.49 (+1.41s | 3.6%) | Seattle Metropolitan Aquatic C | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 63 | Gina Dong | 38.98 | 10 | AAA Min | AAAA: 37.49 (+1.49s | 3.8%) | Irvine Novaquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 64 | Anna Kaji | 39.16 | 10 | AAA Min | AAAA: 37.49 (+1.67s | 4.3%) | Alpha Aquatics | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 65 | Claire Shi | 39.23 | 10 | AAA Min | AAAA: 37.49 (+1.74s | 4.4%) | Rose Bowl Aquatics | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 66 | Cora Kallas | 39.23 | 10 | AAA Min | AAAA: 37.49 (+1.74s | 4.4%) | Utah Zone Team | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 67 | Esmee Choi | 39.30 | 10 | AAA Min | AAAA: 37.49 (+1.81s | 4.6%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 68 | Maggie Qi | 39.33 | 10 | AAA Min | AAAA: 37.49 (+1.84s | 4.7%) | Brea Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 69 | Willow Adams | 39.34 | 10 | AAA Min | AAAA: 37.49 (+1.85s | 4.7%) | Aquazot Swim Club | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 70 | Rilynn Rodgers | 39.36 | 10 | AAA Min | AAAA: 37.49 (+1.87s | 4.8%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 71 | Anna Latham | 39.37 | 10 | AAA Min | AAAA: 37.49 (+1.88s | 4.8%) | Front Range Barracudas | 05/29/2026 | 2026 CO Barracuda Summer Sizzler Invite | |
| 72 | Stella Foister | 39.37 | 10 | AAA Min | AAAA: 37.49 (+1.88s | 4.8%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 73 | Bailey Luu | 39.38 | 10 | AAA Min | AAAA: 37.49 (+1.89s | 4.8%) | Aquazot Swim Club | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 74 | Eliza Mohr | 39.38 | 10 | AAA Min | AAAA: 37.49 (+1.89s | 4.8%) | Team Eugene Aquatics | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 75 | Celina Besana | 39.40 | 9 | AAA Min | AAAA: 37.49 (+1.91s | 4.8%) | Kona Aquatics Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 76 | Adelaide Watson | 39.45 | 10 | AAA Min | AAAA: 37.49 (+1.96s | 5.0%) | Palo Alto Stanford Aquatics | 07/17/2026 | 2026 Adam Szmidt Memorial PC Summer AG Champs | |
| 77 | Emilia Smith | 39.52 | 10 | AA Min | AAA: 39.49 (+0.03s | 0.1%) | Falfins Swimming | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 78 | Hattie Craven | 39.58 | 10 | AA Min | AAA: 39.49 (+0.09s | 0.2%) | Star Aquatics | 07/16/2026 | 2026 NCS LC AG Championships | |
| 79 | Summer Williams | 39.58 | 9 | AA Min | AAA: 39.49 (+0.09s | 0.2%) | Aquazot Swim Club | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 80 | Manqing Huang | 39.59 | 9 | AA Min | AAA: 39.49 (+0.10s | 0.3%) | Irvine Novaquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 81 | Maya Foerster | 39.59 | 10 | AA Min | AAA: 39.49 (+0.10s | 0.3%) | Excel Aquatics | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 82 | Olivia Lu | 39.60 | 10 | AA Min | AAA: 39.49 (+0.11s | 0.3%) | Palo Alto Stanford Aquatics | 07/17/2026 | 2026 Adam Szmidt Memorial PC Summer AG Champs | |
| 83 | Brie Ochoa | 39.62 | 10 | AA Min | AAA: 39.49 (+0.13s | 0.3%) | La Mirada Armada | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 84 | Lacy Duval | 39.62 | 10 | AA Min | AAA: 39.49 (+0.13s | 0.3%) | Legacy Aquatics | 06/26/2026 | 2026 NE SUN Summer Solstice | |
| 85 | Sienna Schenk | 39.64 | 10 | AA Min | AAA: 39.49 (+0.15s | 0.4%) | Boulder City Henderson Swim Te | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 86 | Veda Caputo-Wilkowski | 39.69 | 10 | AA Min | AAA: 39.49 (+0.20s | 0.5%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 87 | Alara Petricka | 39.69 | 10 | AA Min | AAA: 39.49 (+0.20s | 0.5%) | Front Range Barracudas | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 88 | Meixuan Jiang | 39.72 | 9 | AA Min | AAA: 39.49 (+0.23s | 0.6%) | Irvine Novaquatics | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 89 | Patricia Kaawa | 39.73 | 9 | AA Min | AAA: 39.49 (+0.24s | 0.6%) | Kona Aquatics Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 90 | Katherine Huang | 39.86 | 9 | AA Min | AAA: 39.49 (+0.37s | 0.9%) | Rose Bowl Aquatics | 06/11/2026 | 2026 SCS June AG Invite CANY | |
| 91 | Katherine Chow | 39.93 | 10 | AA Min | AAA: 39.49 (+0.44s | 1.1%) | Aquazot Swim Club | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 92 | Savannah Copa-Brzozowski | 39.93 | 10 | AA Min | AAA: 39.49 (+0.44s | 1.1%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 93 | Khloe Mo | 39.94 | 10 | AA Min | AAA: 39.49 (+0.45s | 1.1%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 94 | Mannat Garg | 39.96 | 10 | AA Min | AAA: 39.49 (+0.47s | 1.2%) | Wave Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 95 | Karen Yoshida | 39.96 | 9 | AA Min | AAA: 39.49 (+0.47s | 1.2%) | Swim Torrance | 06/11/2026 | 2026 SCS June AG Invite | |
| 96 | Maclane Holeman | 40.04 | 9 | AA Min | AAA: 39.49 (+0.55s | 1.4%) | Irvine Novaquatics | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 97 | Charlotte Wetzel | 40.07 | 10 | AA Min | AAA: 39.49 (+0.58s | 1.4%) | Seattle Metropolitan Aquatic C | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 98 | River Steinbis | 40.09 | 10 | AA Min | AAA: 39.49 (+0.60s | 1.5%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 99 | Emilee Sharp | 40.10 | 10 | AA Min | AAA: 39.49 (+0.61s | 1.5%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 100 | Grace Liu | 40.14 | 10 | AA Min | AAA: 39.49 (+0.65s | 1.6%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
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.