| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 10.44 | 191505230_MIN_CLE |
| Jeff Tesreau | SFN | 5.39 | 191505250_SLN_SFN |
| Pete Alexander | PHI | 3.55 | 191505250_CHN_PHI |
| Bill James | ATL | 2.18 | 191505240_CHN_ATL |
| Ray Caldwell | NYA | 1.85 | 191505230_NYA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Herb Pennock | OAK | -2.87 | 191505230_OAK_DET |
| Cy Pieh | NYA | -1.31 | 191505240_NYA_CHA |
| Rube Benton | CIN | -0.97 | 191505250_CIN_ATL |
| George McQuillan | PIT | -0.72 | 191505250_PIT_LAN |
| Pug Cavet | DET | -0.51 | 191505250_MIN_DET |
Based on accumulated WAA for this season up to 1915-05-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.29 | Pete Alexander | 89 | PHI |
| +004+ | 2.78 | Walter Johnson | 77.3 | MIN |
| +006+ | 2.02 | Wheezer Dell | 66 | LAN |
| +007+ | 1.91 | Grover Lowdermilk | 93.7 | BAL |
| +010+ | 1.84 | Red Faber | 82.3 | CHA |
| +011+ | 1.81 | Jim Shaw | 38.7 | MIN |
| +013+ | 1.71 | Guy Morton | 70 | CLE |
| +014+ | 1.65 | George Chalmers | 43 | PHI |
| +015+ | 1.62 | Tom Hughes | 61 | ATL |
| +017+ | 1.56 | Harry Coveleski | 69.7 | DET |
| +018+ | 1.55 | Erskine Mayer | 57 | PHI |
| +019+ | 1.5 | Sailor Stroud | 34.3 | SFN |
| +023+ | 1.33 | Ray Fisher | 62.7 | NYA |
| +024+ | 1.31 | Jack Coombs | 31.3 | LAN |
| +025+ | 1.26 | Dan Griner | 44 | SLN |
| XXXXX | 1.18 | Joe Benz | 46.7 | CHA |
| XXXXX | 1.14 | Reb Russell | 62 | CHA |
| XXXXX | 1.11 | Jim Scott | 45.7 | CHA |
| XXXXX | 1.1 | Bert Humphries | 19.7 | CHN |
| XXXXX | 1.08 | Bert Gallia | 43.3 | MIN |
| XXXXX | 1.06 | Jeff Tesreau | 58.7 | SFN |
| XXXXX | 1.01 | Jean Dubuc | 74 | DET |
| XXXXX | 0.95 | Dick Rudolph | 79 | ATL |
| XXXXX | 0.93 | Al Mamaux | 40.7 | PIT |
| XXXXX | 0.78 | Eppa Rixey | 27 | PHI |
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