| Name | Time | Date | Meet |
|---|---|---|---|
| Kai Flanagan | 17:40.80 | July 30, 2022 | USA Swimming Futures Championship - Santa Clara |
| Grace Monahan | 17:52.41 | July 13, 2017 | Hawaiian Swimming Age Group State Championship |
| Jasmine Mau | 18:00.79 | June 13, 2013 | 2013 HI Senior LCM Championships |
| Jasmine Mau | 18:32.13 | Nov. 11, 2011 | 2011 HI Senior LCM Championships |
| Lynnette Fukuda | 18:51.71 | July 20, 2005 | Speedo Champions Series - Houston |
