| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | PHI | 13.45 | 191509022_PHI_SFN |
| Jim Scott | CHA | 2.84 | 191509010_CHA_DET |
| Al Mamaux | PIT | 1.46 | 191508311_PIT_LAN |
| Harry Coveleski | DET | 1.3 | 191509010_CHA_DET |
| Ray Fisher | NYA | 1.14 | 191508312_NYA_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Shawkey | NYA | -4.02 | 191509020_NYA_MIN |
| Red Ames | SLN | -2.42 | 191508312_SLN_PHI |
| Rube Benton | SFN | -2.35 | 191508312_CHN_SFN |
| Weldon Wyckoff | OAK | -1.24 | 191509010_BOS_OAK |
| Larry Cheney | LAN | -1.04 | 191508312_PIT_LAN |
Based on accumulated WAA for this season up to 1915-09-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.1 | Pete Alexander | 308.3 | PHI |
| +005+ | 7.27 | Walter Johnson | 273.7 | MIN |
| +010+ | 4.78 | Jim Scott | 244.7 | CHA |
| +015+ | 3.92 | Al Mamaux | 211.7 | PIT |
| +017+ | 3.87 | Ernie Shore | 190 | BOS |
| +018+ | 3.8 | Rube Foster | 211.7 | BOS |
| +019+ | 3.76 | Harry Coveleski | 259.3 | DET |
| +021+ | 3.68 | Fred Toney | 160 | CIN |
| +023+ | 3.53 | Ray Fisher | 221 | NYA |
| +025+ | 3.27 | Bert Humphries | 124 | CHN |
| +027+ | 3.23 | Jeff Tesreau | 241.7 | SFN |
| +032+ | 2.93 | Red Faber | 261.3 | CHA |
| +033+ | 2.92 | Gene Dale | 233.7 | CIN |
| +034+ | 2.8 | Dick Rudolph | 265.3 | ATL |
| +038+ | 2.73 | Eppa Rixey | 162.3 | PHI |
| +039+ | 2.68 | Hooks Dauss | 252.3 | DET |
| +040+ | 2.67 | Bert Gallia | 210 | MIN |
| +044+ | 2.54 | Bob Harmon | 228.7 | PIT |
| +051+ | 2.27 | Tom Hughes | 214.7 | ATL |
| +050+ | 2.27 | Jeff Pfeffer | 206.7 | LAN |
| +053+ | 2.23 | Jack Coombs | 170.3 | LAN |
| +052+ | 2.23 | Joe Benz | 179.7 | CHA |
| +055+ | 2.11 | Ernie Koob | 97.3 | BAL |
| +057+ | 2.06 | Reb Russell | 186.7 | CHA |
| +061+ | 1.95 | Jimmy Lavender | 161.7 | CHN |
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