| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jeff Tesreau | SFN | 3.54 | 191506060_SFN_CHN |
| Babe Adams | PIT | 2.19 | 191506070_LAN_PIT |
| Joe Benz | CHA | 2.04 | 191506080_CHA_BOS |
| Ray Caldwell | NYA | 1 | 191506080_DET_NYA |
| Earl Hamilton | BAL | 0.96 | 191506080_BAL_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Eppa Rixey | PHI | -1.36 | 191506070_PHI_SLN |
| Pat Ragan | ATL | -1.28 | 191506060_ATL_CIN |
| George McQuillan | PIT | -1.16 | 191506080_LAN_PIT |
| Jimmy Lavender | CHN | -1.14 | 191506080_SFN_CHN |
| Bill James | BAL | -0.59 | 191506070_BAL_OAK |
Based on accumulated WAA for this season up to 1915-06-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.44 | Pete Alexander | 113 | PHI |
| +004+ | 3.06 | Walter Johnson | 104.3 | MIN |
| +006+ | 2.67 | Al Mamaux | 67.7 | PIT |
| +008+ | 2.42 | Red Faber | 107.3 | CHA |
| +012+ | 2.09 | Jim Scott | 70.3 | CHA |
| +014+ | 2.01 | Harry Coveleski | 96.7 | DET |
| +015+ | 1.88 | Erskine Mayer | 93 | PHI |
| +020+ | 1.83 | Smoky Joe Wood | 49 | BOS |
| +021+ | 1.8 | Bert Humphries | 36.7 | CHN |
| +022+ | 1.78 | Reb Russell | 81.7 | CHA |
| +025+ | 1.46 | Tom Hughes | 87 | ATL |
| +026+ | 1.37 | Joe Benz | 69 | CHA |
| +027+ | 1.35 | Pete Schneider | 57.7 | CIN |
| +028+ | 1.34 | Ray Fisher | 79.7 | NYA |
| +029+ | 1.3 | Jean Dubuc | 111.7 | DET |
| +030+ | 1.27 | Wheezer Dell | 90 | LAN |
| XXXXX | 1.21 | Dick Rudolph | 96 | ATL |
| XXXXX | 1.15 | Jack Coombs | 57.3 | LAN |
| XXXXX | 1.13 | Guy Morton | 92.3 | CLE |
| XXXXX | 1.13 | Dan Griner | 70.3 | SLN |
| XXXXX | 1.11 | Jim Shaw | 50.7 | MIN |
| XXXXX | 1.1 | Rube Foster | 77.3 | BOS |
| XXXXX | 1.09 | Zip Zabel | 57.7 | CHN |
| XXXXX | 1.04 | Earl Hamilton | 32.3 | BAL |
| XXXXX | 1.03 | Bert Gallia | 55.7 | MIN |
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