2012 Pac-12 Conference Leaders Opponent Penalties - Games vs. Conference Teams Only through 01/07/2013
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Arizona | 9 | 83 | 801 | 9.2 | 89.0 |
| 2 | USC | 9 | 83 | 727 | 9.2 | 80.8 |
| 3 | Washington State | 9 | 78 | 687 | 8.7 | 76.3 |
| 4 | California | 9 | 72 | 652 | 8.0 | 72.4 |
| 5 | Oregon State | 9 | 69 | 650 | 7.7 | 72.2 |
| 6 | UCLA | 10 | 73 | 700 | 7.3 | 70.0 |
| 7 | Colorado | 9 | 61 | 568 | 6.8 | 63.1 |
| 8 | Washington | 9 | 61 | 519 | 6.8 | 57.7 |
| 9 | Stanford | 10 | 61 | 564 | 6.1 | 56.4 |
| 10 | Utah | 9 | 61 | 501 | 6.8 | 55.7 |
| 11 | Oregon | 9 | 46 | 493 | 5.1 | 54.8 |
| 12 | Arizona State | 9 | 52 | 457 | 5.8 | 50.8 |