2018 Pac-12 Conference Leaders Passing Defense - Games vs. FBS Power 5 Conference Teams Only through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Oregon State | 10 | 284 | 186 | 65.5 | 2518 | 8.9 | 29 | 2 | 172.25 | 28.4 | 251.8 |
| 2 | Washington State | 10 | 307 | 195 | 63.5 | 2422 | 7.9 | 14 | 7 | 140.28 | 30.7 | 242.2 |
| 3 | Arizona State | 10 | 312 | 200 | 64.1 | 2517 | 8.1 | 19 | 9 | 146.19 | 31.2 | 251.7 |
| 3 | UCLA | 10 | 312 | 190 | 60.9 | 2566 | 8.2 | 18 | 11 | 141.97 | 31.2 | 256.6 |
| 5 | California | 11 | 323 | 186 | 57.6 | 1901 | 5.9 | 11 | 18 | 107.11 | 29.4 | 172.8 |
| 6 | Colorado | 10 | 328 | 194 | 59.1 | 2407 | 7.3 | 21 | 6 | 138.26 | 32.8 | 240.7 |
| 6 | Arizona | 9 | 328 | 217 | 66.2 | 2501 | 7.6 | 21 | 6 | 147.68 | 36.4 | 277.9 |
| 8 | USC | 10 | 342 | 205 | 59.9 | 2230 | 6.5 | 16 | 3 | 128.40 | 34.2 | 223.0 |
| 9 | Oregon | 10 | 357 | 207 | 58.0 | 2463 | 6.9 | 18 | 13 | 125.29 | 35.7 | 246.3 |
| 10 | Stanford | 10 | 362 | 221 | 61.0 | 2783 | 7.7 | 9 | 9 | 128.86 | 36.2 | 278.3 |
| 11 | Utah | 11 | 385 | 229 | 59.5 | 2686 | 7.0 | 16 | 13 | 125.05 | 35.0 | 244.2 |
| 12 | Washington | 12 | 403 | 260 | 64.5 | 2400 | 6.0 | 12 | 11 | 118.91 | 33.6 | 200.0 |