| Time | Date | Name | Meet |
|---|---|---|---|
| 6:56.55 | Feb. 18, 2022 | McCauley, Kalenowski, Kula, Wagner | CCIW Championships |
| 6:59.02 | Feb. 21, 2020 | Cherwin, Rapala, McCauley, Garcia | College Conference of Illinois & Wisconsin Championships |
| 6:59.41 | Feb. 17, 2012 | Firth, Duval, Mitchell, Gilbert | College Conference of Illinois & Wisconsin Championships |
| 7:00.38 | Feb. 19, 2010 | Kozak, Mitchell, Firth, Gilbert | College Conference of Illinois & Wisconsin Championships |
| 7:06.51 | Feb. 11, 2005 | Achtstatter, Hardy, Achtstatter, Friedman | CCIW Championships |
| 7:13.19 | Feb. 14, 2003 | Blogg, Horvath, Ozbolt, Sur | CCIW Swimming Championships |
| 7:25.77 | Feb. 15, 2002 | Butler, Ozbolt, Budny, Sur | CCIW Championships |
