| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | PHI | 13.1 | 191508300_SLN_PHI |
| Walter Johnson | MIN | 5.99 | 191508290_MIN_BAL |
| Jim Scott | CHA | 2.34 | 191508290_OAK_CHA |
| Al Mamaux | PIT | 1.46 | 191508311_PIT_LAN |
| Ray Fisher | NYA | 1.14 | 191508312_NYA_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Shawkey | NYA | -2.72 | 191508290_NYA_DET |
| Red Ames | SLN | -2.42 | 191508312_SLN_PHI |
| Rube Benton | SFN | -2.35 | 191508312_CHN_SFN |
| Larry Cheney | LAN | -1.04 | 191508312_PIT_LAN |
| Joe Boehling | MIN | -0.93 | 191508312_NYA_MIN |
Based on accumulated WAA for this season up to 1915-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.54 | Pete Alexander | 299.3 | PHI |
| +004+ | 7.37 | Walter Johnson | 273.7 | MIN |
| +009+ | 5.18 | Jim Scott | 241 | CHA |
| +014+ | 3.96 | Al Mamaux | 211.7 | PIT |
| +016+ | 3.9 | Ernie Shore | 190 | BOS |
| +018+ | 3.77 | Harry Coveleski | 252.3 | DET |
| +019+ | 3.72 | Guy Morton | 228 | CLE |
| +021+ | 3.6 | Ray Fisher | 221 | NYA |
| +023+ | 3.29 | Bert Humphries | 124 | CHN |
| +024+ | 3.25 | Rube Foster | 202.7 | BOS |
| +025+ | 3.13 | Fred Toney | 151 | CIN |
| +026+ | 3.1 | Jeff Tesreau | 232.7 | SFN |
| +030+ | 2.95 | Gene Dale | 233.7 | CIN |
| +032+ | 2.94 | Red Faber | 261.3 | CHA |
| +035+ | 2.77 | Dick Rudolph | 264.3 | ATL |
| +036+ | 2.75 | Eppa Rixey | 162.3 | PHI |
| +037+ | 2.74 | Bert Gallia | 210 | MIN |
| +039+ | 2.72 | Hooks Dauss | 252.3 | DET |
| +040+ | 2.7 | Ernie Koob | 93.3 | BAL |
| +046+ | 2.45 | Reb Russell | 179.7 | CHA |
| +050+ | 2.3 | Tom Hughes | 214.7 | ATL |
| +052+ | 2.25 | Jack Coombs | 170.3 | LAN |
| +054+ | 2.17 | Joe Benz | 175.3 | CHA |
| +055+ | 2.07 | Pat Ragan | 211 | TOT |
| +059+ | 1.98 | Jimmy Lavender | 161.7 | CHN |
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