| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | PHI | 7.78 | 191506220_PHI_SFN |
| Jim Scott | CHA | 3.66 | 191506202_CHA_CLE |
| Rube Foster | BOS | 1.97 | 191506220_BOS_MIN |
| Babe Adams | PIT | 1 | 191506210_PHI_PIT |
| Hooks Dauss | DET | 0.72 | 191506200_BAL_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Babe Ruth | BOS | -1.76 | 191506211_BOS_MIN |
| Ray Keating | NYA | -1.23 | 191506211_NYA_OAK |
| George McQuillan | PIT | -1.13 | 191506220_PIT_CIN |
| Oscar Harstad | CLE | -0.9 | 191506220_CHA_CLE |
| Dick Crutcher | ATL | -0.89 | 191506200_ATL_SLN |
Based on accumulated WAA for this season up to 1915-06-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.11 | Pete Alexander | 153 | PHI |
| +003+ | 4.14 | Walter Johnson | 129.3 | MIN |
| +007+ | 3.28 | Jim Scott | 97.3 | CHA |
| +009+ | 2.93 | Erskine Mayer | 117.7 | PHI |
| +012+ | 2.42 | Smoky Joe Wood | 60 | BOS |
| +013+ | 2.41 | Red Faber | 130.7 | CHA |
| +016+ | 2.25 | Bert Humphries | 46.3 | CHN |
| +017+ | 2.24 | Bob Harmon | 94 | PIT |
| +018+ | 2.21 | Al Mamaux | 96.7 | PIT |
| +019+ | 2.09 | Joe Benz | 86 | CHA |
| +023+ | 1.9 | Hooks Dauss | 130.3 | DET |
| +025+ | 1.88 | Harry Coveleski | 123.7 | DET |
| +027+ | 1.78 | Guy Morton | 119 | CLE |
| +030+ | 1.64 | Reb Russell | 91.7 | CHA |
| +032+ | 1.6 | Rube Foster | 99.3 | BOS |
| +038+ | 1.31 | Hank Robinson | 49.7 | SLN |
| XXXXX | 1.23 | Jeff Pfeffer | 91 | LAN |
| XXXXX | 1.19 | Sailor Stroud | 57 | SFN |
| XXXXX | 1.18 | Bert Gallia | 77.7 | MIN |
| XXXXX | 1.17 | Fred Toney | 22.3 | CIN |
| XXXXX | 1.13 | Ernie Shore | 82.3 | BOS |
| XXXXX | 1.1 | Ray Fisher | 107.7 | NYA |
| XXXXX | 1 | George Chalmers | 64.3 | PHI |
| XXXXX | 1 | Dick Rudolph | 116.3 | ATL |
| XXXXX | 0.99 | Jack Coombs | 65.3 | LAN |
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