2012 Pac-12 Conference Leaders Opponent Penalties - Games in August/September Only through 01/07/2013
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Arizona | 5 | 51 | 508 | 10.2 | 101.6 |
| 2 | Washington State | 5 | 37 | 377 | 7.4 | 75.4 |
| 3 | California | 5 | 39 | 352 | 7.8 | 70.4 |
| 4 | Arizona State | 5 | 39 | 343 | 7.8 | 68.6 |
| 5 | Colorado | 5 | 38 | 333 | 7.6 | 66.6 |
| 6 | Utah | 4 | 35 | 263 | 8.8 | 65.8 |
| 7 | USC | 4 | 31 | 260 | 7.8 | 65.0 |
| 8 | UCLA | 5 | 32 | 300 | 6.4 | 60.0 |
| 9 | Stanford | 4 | 23 | 211 | 5.8 | 52.8 |
| 10 | Oregon | 5 | 29 | 244 | 5.8 | 48.8 |
| 11 | Oregon State | 3 | 16 | 135 | 5.3 | 45.0 |
| 12 | Washington | 4 | 19 | 160 | 4.8 | 40.0 |