| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 10.49 | 191510021_BOS_MIN |
| Ernie Shore | BOS | 4.51 | 191510022_BOS_MIN |
| Jim Scott | CHA | 2.12 | 191510022_BAL_CHA |
| Al Mamaux | PIT | 1.74 | 191510020_PIT_SLN |
| Harry Coveleski | DET | 0.38 | 191510030_CLE_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Red Ames | SLN | -1.82 | 191510020_PIT_SLN |
| Phil Douglas | CHN | -1.21 | 191510021_CHN_CIN |
| Bernie Boland | DET | -0.74 | 191510020_CLE_DET |
| Willie Mitchell | CLE | -0.16 | 191510020_CLE_DET |
| Earl Hamilton | BAL | -0.15 | 191510030_BAL_CHA |
Based on accumulated WAA for this season up to 1915-10-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 14 | Pete Alexander | 375.3 | PHI |
| +003+ | 9.74 | Walter Johnson | 336.7 | MIN |
| +008+ | 6.29 | Ernie Shore | 246 | BOS |
| +012+ | 5.28 | Jim Scott | 296.3 | CHA |
| +015+ | 4.75 | Al Mamaux | 252 | PIT |
| +016+ | 4.43 | Jeff Pfeffer | 281.7 | LAN |
| +017+ | 4.42 | Smoky Joe Wood | 154.3 | BOS |
| +024+ | 3.8 | Joe Benz | 238.3 | CHA |
| +026+ | 3.65 | Rube Foster | 247.3 | BOS |
| +029+ | 3.59 | Tom Hughes | 271 | ATL |
| +031+ | 3.41 | Doc Ayers | 204 | MIN |
| +036+ | 3.24 | Jeff Tesreau | 298 | SFN |
| +039+ | 2.92 | Bert Gallia | 257.7 | MIN |
| +043+ | 2.68 | Erskine Mayer | 270.3 | PHI |
| +045+ | 2.66 | Dick Rudolph | 328.3 | ATL |
| +047+ | 2.6 | Carl Weilman | 294.3 | BAL |
| +049+ | 2.44 | Wheezer Dell | 209 | LAN |
| +051+ | 2.28 | Harry Coveleski | 310.7 | DET |
| +052+ | 2.19 | Dutch Leonard | 175.3 | BOS |
| +055+ | 2.14 | Erv Kantlehner | 162 | PIT |
| +058+ | 2.1 | Harry Harper | 77.3 | MIN |
| +059+ | 2.06 | Bob Harmon | 268.3 | PIT |
| +061+ | 2 | Hooks Dauss | 309.7 | DET |
| +063+ | 1.94 | Gene Dale | 296.7 | CIN |
| +067+ | 1.88 | Bert Humphries | 171 | CHN |
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