2019 Pac-12 Conference Leaders Opponent Penalties - Games in August/September Only through 01/13/2020
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Washington State | 5 | 41 | 334 | 8.2 | 66.8 |
| 1 | USC | 5 | 41 | 314 | 8.2 | 62.8 |
| 3 | UCLA | 5 | 37 | 275 | 7.4 | 55.0 |
| 4 | Utah | 5 | 34 | 301 | 6.8 | 60.2 |
| 5 | California | 5 | 33 | 337 | 6.6 | 67.4 |
| 5 | Stanford | 5 | 33 | 318 | 6.6 | 63.6 |
| 7 | Washington | 5 | 31 | 268 | 6.2 | 53.6 |
| 8 | Oregon | 4 | 29 | 238 | 7.3 | 59.5 |
| 9 | Arizona State | 5 | 28 | 242 | 5.6 | 48.4 |
| 10 | Oregon State | 4 | 24 | 199 | 6.0 | 49.8 |
| 11 | Arizona | 4 | 23 | 169 | 5.8 | 42.3 |
| 12 | Colorado | 4 | 20 | 198 | 5.0 | 49.5 |