| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 10.14 | 191504280_OAK_MIN |
| Jeff Tesreau | SFN | 4.84 | 191504260_SFN_LAN |
| Babe Adams | PIT | 3.2 | 191504260_PIT_SLN |
| Pete Alexander | PHI | 2.65 | 191504260_ATL_PHI |
| Slim Sallee | SLN | 2.25 | 191504280_PIT_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hub Perdue | SLN | -2.43 | 191504260_PIT_SLN |
| George Chalmers | PHI | -2.32 | 191504270_LAN_PHI |
| Weldon Wyckoff | OAK | -1.95 | 191504280_OAK_MIN |
| Babe Ruth | BOS | -1.1 | 191504260_OAK_BOS |
| Bob Harmon | PIT | -0.9 | 191504280_PIT_SLN |
Based on accumulated WAA for this season up to 1915-04-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 1.89 | Walter Johnson | 35.3 | MIN |
| +003+ | 1.68 | Pete Alexander | 36 | PHI |
| +007+ | 1.32 | Ray Fisher | 27 | NYA |
| +008+ | 1.27 | Bernie Boland | 21 | DET |
| XXXXX | 1.23 | Jeff Tesreau | 26 | SFN |
| XXXXX | 1 | Bill Doak | 29.7 | SLN |
| XXXXX | 0.99 | Grover Lowdermilk | 34 | BAL |
| XXXXX | 0.97 | George McQuillan | 29.3 | PIT |
| XXXXX | 0.86 | Jean Dubuc | 27 | DET |
| XXXXX | 0.84 | Erskine Mayer | 30 | PHI |
| XXXXX | 0.83 | Bert Gallia | 23.3 | MIN |
| XXXXX | 0.81 | Guy Morton | 22 | CLE |
| XXXXX | 0.8 | Hub Perdue | 16 | SLN |
| XXXXX | 0.77 | Paul Strand | 19.7 | ATL |
| XXXXX | 0.76 | Joe Benz | 19.7 | CHA |
| XXXXX | 0.73 | Eddie Cicotte | 16.3 | CHA |
| XXXXX | 0.7 | Hooks Dauss | 33.7 | DET |
| XXXXX | 0.68 | Bob Shawkey | 22.7 | OAK |
| XXXXX | 0.67 | Red Faber | 33.3 | CHA |
| XXXXX | 0.65 | Ray Keating | 9 | NYA |
| XXXXX | 0.63 | Al Demaree | 9 | PHI |
| XXXXX | 0.63 | George Chalmers | 18 | PHI |
| XXXXX | 0.61 | Dick Rudolph | 35 | ATL |
| XXXXX | 0.59 | Dan Griner | 24.3 | SLN |
| XXXXX | 0.55 | Zip Zabel | 25.3 | CHN |
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