| 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 |
| Jeff Pfeffer | LAN | 1.55 | 191509300_LAN_SFN |
| 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 |
| Limb McKenry | CIN | -0.44 | 191509300_CIN_CHN |
| Babe Adams | PIT | -0.22 | 191509300_PIT_SLN |
Based on accumulated WAA for this season up to 1915-10-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 14.01 | Pete Alexander | 375.3 | PHI |
| +003+ | 9.75 | Walter Johnson | 336.7 | MIN |
| +008+ | 6.3 | Ernie Shore | 246 | BOS |
| +012+ | 5.29 | Jim Scott | 296.3 | CHA |
| +015+ | 4.76 | Al Mamaux | 252 | PIT |
| +016+ | 4.44 | Jeff Pfeffer | 281.7 | LAN |
| +017+ | 4.42 | Smoky Joe Wood | 154.3 | BOS |
| +023+ | 3.81 | Joe Benz | 238.3 | CHA |
| +025+ | 3.66 | Rube Foster | 247.3 | BOS |
| +029+ | 3.6 | Tom Hughes | 271 | ATL |
| +031+ | 3.42 | Doc Ayers | 204 | MIN |
| +034+ | 3.25 | Jeff Tesreau | 298 | SFN |
| +039+ | 2.93 | Bert Gallia | 257.7 | MIN |
| +040+ | 2.74 | Harry Coveleski | 304.7 | DET |
| +043+ | 2.69 | Erskine Mayer | 270.3 | PHI |
| +044+ | 2.67 | Dick Rudolph | 328.3 | ATL |
| +047+ | 2.59 | Carl Weilman | 294.3 | BAL |
| +050+ | 2.45 | Wheezer Dell | 209 | LAN |
| +052+ | 2.37 | Erv Kantlehner | 159 | PIT |
| +054+ | 2.2 | Dutch Leonard | 175.3 | BOS |
| +057+ | 2.1 | Harry Harper | 77.3 | MIN |
| +060+ | 2.07 | Bob Harmon | 268.3 | PIT |
| +062+ | 2.01 | Hooks Dauss | 309.7 | DET |
| +064+ | 1.95 | Gene Dale | 296.7 | CIN |
| +066+ | 1.88 | Bert Humphries | 171 | CHN |
_