| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | PHI | 15.29 | 191508170_CIN_PHI |
| Walter Johnson | MIN | 8.46 | 191508180_MIN_CLE |
| Jim Scott | CHA | 3.17 | 191508161_CHA_BAL |
| Smoky Joe Wood | BOS | 2.39 | 191508160_MIN_BOS |
| Gene Dale | CIN | 0.8 | 191508180_CIN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Bressler | OAK | -9.23 | 191508160_OAK_NYA |
| Phil Douglas | LAN | -2.64 | 191508160_SFN_LAN |
| Roy Walker | CLE | -1.8 | 191508161_DET_CLE |
| Bernie Boland | DET | -1.18 | 191508162_DET_CLE |
| Hippo Vaughn | CHN | -0.85 | 191508180_CHN_LAN |
Based on accumulated WAA for this season up to 1915-08-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 9.89 | Pete Alexander | 269.7 | PHI |
| +003+ | 6.86 | Walter Johnson | 252.7 | MIN |
| +008+ | 4.86 | Smoky Joe Wood | 141.3 | BOS |
| +012+ | 4.26 | Jim Scott | 211.7 | CHA |
| +016+ | 3.51 | Ray Fisher | 186.7 | NYA |
| +019+ | 3.03 | Joe Benz | 158.7 | CHA |
| +020+ | 2.99 | Eppa Rixey | 141.7 | PHI |
| +021+ | 2.97 | Rube Foster | 179.7 | BOS |
| +023+ | 2.92 | Ernie Shore | 163 | BOS |
| +026+ | 2.82 | Harry Coveleski | 224.3 | DET |
| +027+ | 2.81 | Gene Dale | 212 | CIN |
| +037+ | 2.45 | Jack Coombs | 146 | LAN |
| +038+ | 2.34 | Bert Gallia | 183 | MIN |
| +042+ | 2.26 | Jeff Pfeffer | 178.3 | LAN |
| +043+ | 2.25 | Hooks Dauss | 225.3 | DET |
| +045+ | 2.15 | Fred Toney | 126 | CIN |
| +047+ | 2.09 | Red Faber | 226.3 | CHA |
| +049+ | 2.06 | Bob Harmon | 194.7 | PIT |
| +050+ | 2.04 | Ernie Koob | 75.7 | BAL |
| +052+ | 2.03 | Sailor Stroud | 127 | SFN |
| +051+ | 2.03 | Reb Russell | 143.7 | CHA |
| +056+ | 1.93 | Jeff Tesreau | 208.7 | SFN |
| +061+ | 1.7 | Sherry Smith | 131.3 | LAN |
| +064+ | 1.64 | Pat Ragan | 188 | TOT |
| +065+ | 1.63 | Wheezer Dell | 178.3 | LAN |
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