Umpire John Bostwick
Has umpired for 8th (Highest), 24th (Lowest), 10th (Average)
Conferences by Annual Ranking.
Worked in front of 15,463 Fans.
Officiated Conferences (including non-conference assignments):
2018
Big South (1 games)
2019
Big West (9 games)
MWC (9 games)
WAC (1 games)
WCC (24 games)
Teams Umpired (26 Teams):
| BYU | Cal Poly | Cal St. Fullerton |
| Columbia | CSU Bakersfield | Fresno St. |
| Furman | Gardner-Webb | Gonzaga |
| Long Beach St. | Loyola Marymount | Missouri St. |
| New Mexico | Pacific | Pepperdine |
| Saint Louis | San Diego | San Diego St. |
| San Francisco | San Jose St. | Santa Clara |
| Texas Tech | UC Irvine | UC Santa Barbara |
| UNLV | Wagner |