| Starter | Tm | Tier | Game |
|---|---|---|---|
| Babe Adams | PIT | 3.21 | 191504170_PIT_CIN |
| Pete Alexander | PHI | 1.65 | 191504170_PHI_SFN |
| Reb Russell | CHA | 1.14 | 191504160_CHA_BAL |
| Rube Foster | BOS | 0.99 | 191504170_BOS_MIN |
| Christy Mathewson | SFN | 0.91 | 191504170_PHI_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bullet Joe Bush | OAK | -3.94 | 191504150_BOS_OAK |
| Jimmy Lavender | CHN | -2.53 | 191504160_SLN_CHN |
| Bert Gallia | MIN | -1.87 | 191504160_NYA_MIN |
| Bob Harmon | PIT | -1.81 | 191504150_PIT_CIN |
| Rube Benton | CIN | -1.74 | 191504150_PIT_CIN |
Based on accumulated WAA for this season up to 1915-04-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| XXXXX | 1.02 | Pete Alexander | 18 | PHI |
| XXXXX | 0.67 | Ed Appleton | 9 | LAN |
| XXXXX | 0.64 | Walter Johnson | 9.3 | MIN |
| XXXXX | 0.61 | Rube Marquard | 9 | SFN |
| XXXXX | 0.61 | Jean Dubuc | 9 | DET |
| XXXXX | 0.48 | Harry Coveleski | 7 | DET |
| XXXXX | 0.46 | Herb Pennock | 9 | OAK |
| XXXXX | 0.44 | Ray Fisher | 9 | NYA |
| XXXXX | 0.44 | Bill Doak | 9 | SLN |
| XXXXX | 0.44 | Willie Mitchell | 9 | CLE |
| XXXXX | 0.44 | Marty McHale | 9 | NYA |
| XXXXX | 0.4 | Bert Gallia | 9 | MIN |
| XXXXX | 0.4 | Rube Benton | 9 | CIN |
| XXXXX | 0.4 | Erskine Mayer | 9 | PHI |
| XXXXX | 0.37 | Bob Harmon | 8 | PIT |
| XXXXX | 0.34 | Grover Lowdermilk | 9 | BAL |
| XXXXX | 0.31 | Nap Rucker | 7 | LAN |
| XXXXX | 0.29 | Dick Crutcher | 7.3 | ATL |
| XXXXX | 0.26 | Hippo Vaughn | 10 | CHN |
| XXXXX | 0.23 | Jim Scott | 7 | CHA |
| XXXXX | 0.23 | George McQuillan | 9 | PIT |
| XXXXX | 0.21 | Red Faber | 10 | CHA |
| XXXXX | 0.19 | Pol Perritt | 9 | SFN |
| XXXXX | 0.19 | Jeff Tesreau | 9 | SFN |
| XXXXX | 0.19 | Jimmy Lavender | 9 | CHN |
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