| Time | Date | Name | Meet |
|---|---|---|---|
| 1:18.93 | March 15, 2024 | Ismail, Cunha, Jacinto, Semenov | NCAA Division II Championship |
| 1:19.52 | Feb. 9, 2024 | Ismail, De Moraes Cunha, Jacinto, Semenov | Great Lakes Valley Conference Championships |
| 1:20.86 | Nov. 17, 2022 | Jacinto, Kissel, Fox, May | House of Champions Invitational |
| 1:21.08 | Feb. 7, 2019 | Kharko, Bolivard, Stigant, Meggiato Pereira | Great Lakes Valley Conference Championships |
| 1:21.78 | Nov. 21, 2014 | Wiener, Bacinich, Brennan, Cornes | House of Champions Invitational |
| 1:24.52 | Feb. 13, 2014 | Brennan, Elston, Busch, Tarin | Great Lakes Valley Conference Championships |
| 1:25.18 | Feb. 7, 2013 | Wiener, Busch, Kummer, Carlson | Great Lakes Intercollegiate Athletic Conference |
| 1:25.77 | Nov. 30, 2012 | Wiener, Busch, Elston, Carlson | Carthage Invitational |
| 1:26.78 | Nov. 20, 2009 | Schmidt, Pedroni, Ament, Sliva | Phoenix Fall Invitational (University of Chicago) |
| 1:28.78 | Nov. 30, 2007 | Zimmer, Marx, Childers, Sliva | TYR/CollegeSwimming.com Classic |
