Time | Date | Name | Team | Meet |
---|---|---|---|---|
4:00.62 | Dec. 5, 2008 | Dagny Knutson | Minot YMCA Swim Club | ConocoPhillips Short Course Championships |
4:13.00 | April 3, 2008 | Leah Gingrich | WSY Swimming YMCA | YMCA Long Course National Championships |
4:13.35 | April 14, 2003 | Ashley Carusone | North Central Florida YMCA | YMCA Short Course Championships |
4:18.09 | March 13, 2003 | Ashley Carusone | North Central Florida YMCA | Speedo Champions Series - Orlando |