| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 11.83 | 191506160_CHA_MIN |
| Pete Alexander | PHI | 5.59 | 191506140_PHI_PIT |
| Eddie Cicotte | CHA | 3.33 | 191506140_CHA_MIN |
| Al Mamaux | PIT | 1.42 | 191506140_PHI_PIT |
| Smoky Joe Wood | BOS | 1.38 | 191506140_CLE_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bullet Joe Bush | OAK | -4.22 | 191506140_DET_OAK |
| George Chalmers | PHI | -1.13 | 191506160_PHI_PIT |
| Pol Perritt | SFN | -1.04 | 191506140_SFN_CIN |
| Jack Warhop | NYA | -0.96 | 191506150_BAL_NYA |
| Nap Rucker | LAN | -0.64 | 191506160_LAN_SLN |
Based on accumulated WAA for this season up to 1915-06-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.42 | Pete Alexander | 135 | PHI |
| +004+ | 3.58 | Walter Johnson | 122.3 | MIN |
| +008+ | 2.63 | Al Mamaux | 87.7 | PIT |
| +010+ | 2.58 | Erskine Mayer | 102 | PHI |
| +011+ | 2.44 | Bert Humphries | 45.7 | CHN |
| +012+ | 2.42 | Smoky Joe Wood | 60 | BOS |
| +017+ | 1.98 | Jim Scott | 79.3 | CHA |
| +018+ | 1.92 | Red Faber | 112.7 | CHA |
| +021+ | 1.85 | Harry Coveleski | 108 | DET |
| +022+ | 1.72 | Wheezer Dell | 111 | LAN |
| +025+ | 1.63 | Guy Morton | 109.3 | CLE |
| +026+ | 1.62 | Joe Benz | 77 | CHA |
| +027+ | 1.61 | Bob Harmon | 85 | PIT |
| +029+ | 1.55 | Reb Russell | 91.7 | CHA |
| +030+ | 1.55 | Ernie Shore | 79 | BOS |
| +032+ | 1.46 | Hooks Dauss | 121.3 | DET |
| +033+ | 1.4 | Rube Foster | 86.3 | BOS |
| +034+ | 1.39 | Tom Hughes | 102 | ATL |
| XXXXX | 1.24 | Ray Fisher | 98.7 | NYA |
| XXXXX | 1.19 | Sailor Stroud | 57 | SFN |
| XXXXX | 1.11 | Sherry Smith | 51.3 | LAN |
| XXXXX | 1.02 | George Chalmers | 64 | PHI |
| XXXXX | 0.92 | Pete Schneider | 64 | CIN |
| XXXXX | 0.9 | Jean Dubuc | 116 | DET |
| XXXXX | 0.88 | Jim Shaw | 61.7 | MIN |
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