2015 Pac-12 Conference Leaders Opponent Penalties - Games in November Only through 01/11/2016
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Oregon | 4 | 32 | 323 | 8.0 | 80.8 |
| 2 | Arizona | 3 | 23 | 232 | 7.7 | 77.3 |
| 3 | Oregon State | 4 | 33 | 289 | 8.3 | 72.3 |
| 4 | Washington State | 4 | 33 | 241 | 8.3 | 60.3 |
| 5 | California | 4 | 26 | 235 | 6.5 | 58.8 |
| 6 | Colorado | 4 | 30 | 227 | 7.5 | 56.8 |
| 7 | Utah | 4 | 23 | 226 | 5.8 | 56.5 |
| 8 | Stanford | 4 | 21 | 194 | 5.3 | 48.5 |
| 9 | UCLA | 4 | 25 | 191 | 6.3 | 47.8 |
| 9 | USC | 4 | 24 | 191 | 6.0 | 47.8 |
| 11 | Arizona State | 4 | 19 | 173 | 4.8 | 43.3 |
| 12 | Washington | 4 | 16 | 157 | 4.0 | 39.3 |