| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 11.58 | 191505040_MIN_BOS |
| Jeff Tesreau | SFN | 5.56 | 191505060_SFN_ATL |
| Pete Alexander | PHI | 3.3 | 191505050_SFN_PHI |
| Babe Adams | PIT | 2.25 | 191505060_SLN_PIT |
| Joe Benz | CHA | 1.33 | 191505060_CHA_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Weldon Wyckoff | OAK | -2.19 | 191505050_OAK_NYA |
| Bob Harmon | PIT | -1.71 | 191505040_SLN_PIT |
| Babe Ruth | BOS | -1.27 | 191505060_BOS_NYA |
| Hub Perdue | SLN | -1.19 | 191505040_SLN_PIT |
| Bert Gallia | MIN | -0.79 | 191505060_MIN_OAK |
Based on accumulated WAA for this season up to 1915-05-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.24 | Bernie Boland | 39 | DET |
| +003+ | 1.96 | Walter Johnson | 43.3 | MIN |
| +004+ | 1.92 | Pete Alexander | 53 | PHI |
| +005+ | 1.83 | Jeff Tesreau | 35 | SFN |
| +007+ | 1.54 | Zip Zabel | 43.3 | CHN |
| XXXXX | 1.21 | Red Faber | 45.3 | CHA |
| XXXXX | 1.18 | Erskine Mayer | 39 | PHI |
| XXXXX | 1.13 | Bert Gallia | 28.3 | MIN |
| XXXXX | 1.09 | Guy Morton | 39 | CLE |
| XXXXX | 1.07 | Grover Lowdermilk | 55 | BAL |
| XXXXX | 0.98 | Rube Foster | 31.7 | BOS |
| XXXXX | 0.96 | Ray Fisher | 36 | NYA |
| XXXXX | 0.85 | Jean Dubuc | 46.3 | DET |
| XXXXX | 0.8 | Eppa Rixey | 18 | PHI |
| XXXXX | 0.79 | Ray Keating | 18 | NYA |
| XXXXX | 0.78 | Tom Hughes | 32 | ATL |
| XXXXX | 0.78 | George Chalmers | 27 | PHI |
| XXXXX | 0.75 | Paul Strand | 19.7 | ATL |
| XXXXX | 0.74 | Reb Russell | 35.3 | CHA |
| XXXXX | 0.71 | Dick Rudolph | 43 | ATL |
| XXXXX | 0.7 | Hub Perdue | 32.7 | SLN |
| XXXXX | 0.64 | Joe Benz | 24.7 | CHA |
| XXXXX | 0.63 | Sailor Stroud | 15 | SFN |
| XXXXX | 0.6 | Hooks Dauss | 42.7 | DET |
| XXXXX | 0.52 | Jack Coombs | 13.3 | LAN |
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