2018 Mountain West Conference Leaders Passing Defense - On 1st Down through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | TD | Int | Rating | Long | 1st | 15+ | 25+ | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Wyoming | 12 | 141 | 92 | 65.2 | 809 | 5 | 4 | 119.48 | 46 | 31 | 14 | 4 |
| 2 | San Diego State | 13 | 133 | 76 | 57.1 | 933 | 4 | 4 | 119.98 | 64 | 28 | 20 | 10 |
| 3 | Air Force | 12 | 129 | 81 | 62.8 | 1099 | 7 | 3 | 147.61 | 49 | 38 | 28 | 14 |
| 4 | Fresno State | 14 | 174 | 86 | 49.4 | 1117 | 8 | 9 | 108.19 | 75 | 39 | 24 | 13 |
| 5 | Colorado State | 12 | 117 | 77 | 65.8 | 1153 | 10 | 2 | 173.38 | 64 | 44 | 30 | 13 |
| 6 | UNLV | 12 | 142 | 87 | 61.3 | 1194 | 7 | 3 | 143.94 | 64 | 46 | 32 | 11 |
| 7 | San Jose State | 12 | 158 | 101 | 63.9 | 1218 | 6 | 6 | 133.62 | 75 | 46 | 28 | 14 |
| 8 | Boise State | 13 | 149 | 99 | 66.4 | 1347 | 4 | 2 | 148.56 | 59 | 48 | 33 | 12 |
| 9 | Hawai'i | 14 | 154 | 92 | 59.7 | 1371 | 12 | 1 | 158.94 | 76 | 54 | 30 | 12 |
| 10 | Nevada | 13 | 170 | 106 | 62.4 | 1392 | 11 | 3 | 148.95 | 75 | 54 | 33 | 13 |
| 11 | New Mexico | 12 | 138 | 82 | 59.4 | 1406 | 11 | 2 | 168.40 | 58 | 50 | 41 | 21 |
| 12 | Utah State | 13 | 160 | 92 | 57.5 | 1426 | 7 | 7 | 138.06 | 79 | 46 | 29 | 17 |
| 1st: First Downs; 15+: Pass completions of 15 or more yards; 25+: Pass completions of 25 or more yards | |||||||||||||