In This Section
| Age Group | Event | Name | Club | Year | Record |
|---|---|---|---|---|---|
| W40-44 | 1 Hour Postal | Susan H Preston | Stanford Masters Swimming(STAN) | 2006 | 5550 Y |
| W45-49 | 1 Hour Postal | Susan H Preston | Stanford Masters Swimming(STAN) | 2008 | 5550 Y |
| W55-59 | 1 Hour Postal | Susan H Preston | Stanford Masters Swimming(STAN) | 2019 | 5250 Y |
| W45-49 | 6000 Y Postal | Susan H Preston | Stanford Masters Swimming(STAN) | 2007 | 1:04:49.19 |
| W55-59 | 5K Postal | Susan H Preston | Stanford Masters Swimming(STAN) | 2018 | 1:04:38.22 |
| W40-44 | 10K Postal | Susan H Preston | Stanford Masters Swimming(STAN) | 2005 | 2:12:19.31 |
| W50-54 | 10K Postal | Susan H Preston | Stanford Masters Swimming(STAN) | 2016 | 2:13:56.22 |