| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | PHI | 14.12 | 191508130_ATL_PHI |
| Smoky Joe Wood | BOS | 2.64 | 191508111_BAL_BOS |
| Al Mamaux | PIT | 2.42 | 191508120_SFN_PIT |
| Jeff Tesreau | SFN | 0.82 | 191508120_SFN_PIT |
| Guy Morton | CLE | 0.76 | 191508110_CLE_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill James | BAL | -2.08 | 191508112_BAL_BOS |
| Jack Warhop | NYA | -1.98 | 191508120_CLE_NYA |
| Roy Walker | CLE | -1.34 | 191508120_CLE_NYA |
| Weldon Wyckoff | OAK | -0.94 | 191508130_OAK_NYA |
| Joe Boehling | MIN | -0.86 | 191508130_MIN_BOS |
Based on accumulated WAA for this season up to 1915-08-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.9 | Pete Alexander | 262.7 | PHI |
| +003+ | 7.05 | Walter Johnson | 236.7 | MIN |
| +007+ | 5.11 | Al Mamaux | 189.3 | PIT |
| +008+ | 5 | Jim Scott | 200 | CHA |
| +011+ | 4.29 | Smoky Joe Wood | 132.3 | BOS |
| +016+ | 3.38 | Ray Fisher | 177.7 | NYA |
| +018+ | 3.03 | Guy Morton | 205 | CLE |
| +019+ | 2.99 | Rube Foster | 179.7 | BOS |
| +020+ | 2.96 | Bert Humphries | 114.3 | CHN |
| +021+ | 2.94 | Ernie Shore | 163 | BOS |
| +022+ | 2.83 | Bob Harmon | 186.7 | PIT |
| +026+ | 2.68 | Harry Coveleski | 215.3 | DET |
| +028+ | 2.61 | Ernie Koob | 68.3 | BAL |
| +036+ | 2.41 | Red Faber | 221 | CHA |
| +035+ | 2.41 | Eppa Rixey | 132.7 | PHI |
| +039+ | 2.31 | Jack Coombs | 137 | LAN |
| +042+ | 2.27 | Gene Dale | 190 | CIN |
| +043+ | 2.15 | Joe Benz | 145 | CHA |
| +045+ | 2.07 | Sherry Smith | 127 | LAN |
| +046+ | 2.05 | Jeff Pfeffer | 168 | LAN |
| +048+ | 2.02 | Bert Gallia | 175 | MIN |
| +051+ | 1.94 | Erskine Mayer | 203.7 | PHI |
| +059+ | 1.65 | Jeff Tesreau | 200.7 | SFN |
| +062+ | 1.57 | Carl Weilman | 228 | BAL |
| +063+ | 1.55 | Wheezer Dell | 176.3 | LAN |
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