| Starter | Tm | Tier | Game |
|---|---|---|---|
| Babe Adams | PIT | 2.41 | 191506120_ATL_PIT |
| Joe Benz | CHA | 1.68 | 191506120_CHA_MIN |
| Jeff Pfeffer | LAN | 1.64 | 191506130_LAN_SLN |
| Rube Foster | BOS | 1.31 | 191506110_DET_BOS |
| Ray Caldwell | NYA | 1.3 | 191506120_BAL_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Eppa Rixey | PHI | -1.1 | 191506110_PHI_CHN |
| Rube Benton | CIN | -1.05 | 191506110_LAN_CIN |
| Leon Cadore | LAN | -0.99 | 191506120_LAN_CIN |
| Lee Meadows | SLN | -0.95 | 191506120_SFN_SLN |
| Pat Ragan | ATL | -0.94 | 191506120_ATL_PIT |
Based on accumulated WAA for this season up to 1915-06-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 3.68 | Pete Alexander | 124 | PHI |
| +004+ | 3.37 | Walter Johnson | 113.3 | MIN |
| +008+ | 2.74 | Al Mamaux | 76.7 | PIT |
| +009+ | 2.59 | Erskine Mayer | 102 | PHI |
| +010+ | 2.44 | Bert Humphries | 45.7 | CHN |
| +018+ | 1.96 | Jim Scott | 79.3 | CHA |
| +020+ | 1.89 | Red Faber | 112.7 | CHA |
| +021+ | 1.88 | Guy Morton | 101.3 | CLE |
| +022+ | 1.83 | Reb Russell | 83.7 | CHA |
| +023+ | 1.66 | Tom Hughes | 94 | ATL |
| +024+ | 1.62 | Wheezer Dell | 104 | LAN |
| +025+ | 1.6 | Joe Benz | 77 | CHA |
| +027+ | 1.58 | Jim Shaw | 59.7 | MIN |
| +029+ | 1.44 | Harry Coveleski | 99 | DET |
| +031+ | 1.38 | Rube Foster | 86.3 | BOS |
| +034+ | 1.32 | Hooks Dauss | 113.3 | DET |
| +036+ | 1.25 | Pete Schneider | 57.7 | CIN |
| XXXXX | 1.2 | Ray Fisher | 88.7 | NYA |
| XXXXX | 1.2 | Dan Griner | 79.3 | SLN |
| XXXXX | 1.16 | Ernie Shore | 70 | BOS |
| XXXXX | 1.01 | Bob Harmon | 76 | PIT |
| XXXXX | 0.91 | Gene Dale | 79.3 | CIN |
| XXXXX | 0.87 | Bert Gallia | 64.7 | MIN |
| XXXXX | 0.87 | Jean Dubuc | 116 | DET |
| XXXXX | 0.86 | Willie Mitchell | 71 | CLE |
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