| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 13.13 | 191506280_OAK_MIN |
| Jim Scott | CHA | 5.05 | 191506280_BAL_CHA |
| Hooks Dauss | DET | 1.4 | 191506280_CLE_DET |
| Jeff Tesreau | SFN | 1.14 | 191506282_ATL_SFN |
| Bert Humphries | CHN | 1.13 | 191506272_CHN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Weldon Wyckoff | OAK | -1.26 | 191506290_OAK_MIN |
| Larry Cheney | CHN | -1.26 | 191506271_CHN_CIN |
| Babe Ruth | BOS | -1.15 | 191506290_NYA_BOS |
| Pol Perritt | SFN | -1.14 | 191506292_ATL_SFN |
| Marty McHale | NYA | -1 | 191506282_NYA_BOS |
Based on accumulated WAA for this season up to 1915-06-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.76 | Pete Alexander | 162 | PHI |
| +003+ | 5.42 | Walter Johnson | 147.3 | MIN |
| +005+ | 3.88 | Jim Scott | 113.3 | CHA |
| +010+ | 3.25 | Red Faber | 150.7 | CHA |
| +011+ | 3.07 | Erskine Mayer | 128.7 | PHI |
| +013+ | 2.81 | Hooks Dauss | 146.3 | DET |
| +014+ | 2.78 | Smoky Joe Wood | 68 | BOS |
| +016+ | 2.55 | Bert Humphries | 53.3 | CHN |
| +015+ | 2.55 | Bob Harmon | 107 | PIT |
| +018+ | 2.36 | Joe Benz | 94 | CHA |
| +024+ | 1.95 | Rube Foster | 106.7 | BOS |
| +028+ | 1.83 | Al Mamaux | 99.7 | PIT |
| +032+ | 1.68 | Sailor Stroud | 74 | SFN |
| +035+ | 1.62 | Bert Gallia | 86.7 | MIN |
| +036+ | 1.61 | Ray Fisher | 120.7 | NYA |
| +037+ | 1.61 | George Chalmers | 82.3 | PHI |
| +038+ | 1.59 | Harry Coveleski | 128 | DET |
| +041+ | 1.51 | Jeff Pfeffer | 100 | LAN |
| +044+ | 1.47 | Sherry Smith | 68.3 | LAN |
| +045+ | 1.38 | Zip Zabel | 92 | CHN |
| +049+ | 1.32 | Pete Schneider | 88 | CIN |
| +051+ | 1.27 | Fred Toney | 40.3 | CIN |
| XXXXX | 1.23 | Pat Ragan | 91.7 | TOT |
| XXXXX | 1.22 | Wheezer Dell | 123.7 | LAN |
| XXXXX | 1.18 | Jack Coombs | 73.3 | LAN |
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