| Time | Date | Name | Meet |
|---|---|---|---|
| 1:26.19 | Nov. 15, 2023 | Sampson, Kiszczak, Urbanek, McEnaney | TYR Colorado Mesa Invitational |
| 1:26.73 | Nov. 16, 2022 | Sampson, Kiszczak, Urbanek, Austin | TYR Colorado Mesa Inviational |
| 1:27.00 | March 9, 2022 | Sampson, ELGAYAR, Urbanek, Austin | NCAA Division II Championship |
| 1:27.04 | Nov. 17, 2021 | Sampson, ELGAYAR, Urbanek, D'Orsi | A3 Performance Invitational |
| 1:28.00 | Nov. 20, 2019 | Austin, ELGAYAR, Terres Illescas, Minano | A3 Performance Invitational |
| 1:28.13 | Feb. 10, 2016 | Hastings, Bedford, Radomski, Hirsch | Rocky Mountain Athletic Conference Championships |
| 1:29.82 | Feb. 11, 2015 | Hastings, Bedford, Hirsch, Szekely | Rocky Mountain Athletic Conference Championships |
| 1:30.70 | Feb. 19, 2014 | Hastings, Stutzriem, Kaslik, Olsen-Stavrakas | Rocky Mountain Athletic Conference Championships |
| 1:31.95 | Dec. 6, 2013 | Hastings, Lowe, Andregg, Olsen-Stavrakas | Colorado Mesa Invitational |
| 1:32.91 | Feb. 13, 2013 | Eisendrath, Lowe, Kaslik, Scheuermann | Rocky Mountain Athletic Conference Championships |
| 1:33.48 | Feb. 15, 2012 | Eisendrath, O'Connell, Hernandez, White | Rocky Mountain Athletic Conference Championships |
| 1:34.60 | Dec. 18, 2011 | Eisendrath, Lee, Stavrakas, White | UNLV Invitational |
| 1:35.24 | Feb. 11, 2011 | Eisendrath, Jordan, Stavrakas, White | Rocky Mountain Athletic Conference Championships |
| 1:38.35 | Oct. 22, 2010 | Rocky Mountain Invitational | |
| 1:39.05 | Oct. 8, 2010 | Eustance, Gibbons, Hernandez, Stavrakas | Intermountain Shootout |
| 1:41.25 | Oct. 2, 2010 | Eustance, Gibbons, Hernandez, Stavrakas | Adams State Duals |
| 1:42.63 | Feb. 12, 2010 | Strehlow, Trimble, FLEMMING, Pahler | Rocky Mountain Athletic Conference Championship |
| 1:46.39 | Oct. 30, 2009 | Baker, Pahler, Fabrizius, Stavrakas | Air Force vs. Mesa State |
| 1:46.77 | Oct. 9, 2009 | Spencer, Rogers, Baker, Pahler | Colorado School of Mines vs. Adams State, Mesa State |
