| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | PHI | 13.31 | 191508251_CIN_PHI |
| Jim Scott | CHA | 3.32 | 191508240_MIN_CHA |
| Al Mamaux | PIT | 2.96 | 191508252_PIT_SFN |
| Rube Foster | BOS | 1.46 | 191508260_BOS_DET |
| Ray Fisher | NYA | 1.39 | 191508250_NYA_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Bressler | OAK | -10.59 | 191508260_OAK_BAL |
| Red Ames | SLN | -2.5 | 191508260_SLN_LAN |
| Phil Douglas | LAN | -2.22 | 191508260_SLN_LAN |
| Rube Benton | SFN | -1.58 | 191508252_PIT_SFN |
| Joe Boehling | MIN | -1.57 | 191508260_MIN_CHA |
Based on accumulated WAA for this season up to 1915-08-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.62 | Pete Alexander | 292 | PHI |
| +004+ | 7.02 | Walter Johnson | 265.7 | MIN |
| +011+ | 4.68 | Jim Scott | 232 | CHA |
| +013+ | 4.38 | Al Mamaux | 204.7 | PIT |
| +015+ | 4.12 | Guy Morton | 223 | CLE |
| +016+ | 3.82 | Ray Fisher | 204.7 | NYA |
| +018+ | 3.7 | Harry Coveleski | 243.3 | DET |
| +019+ | 3.59 | Ernie Shore | 181 | BOS |
| +021+ | 3.32 | Rube Foster | 202.7 | BOS |
| +023+ | 3.13 | Fred Toney | 144 | CIN |
| +022+ | 3.13 | Red Faber | 253.3 | CHA |
| +025+ | 3.07 | Bert Humphries | 117 | CHN |
| +028+ | 2.96 | Gene Dale | 226.7 | CIN |
| +033+ | 2.83 | Jack Coombs | 162 | LAN |
| +034+ | 2.8 | Reb Russell | 174.3 | CHA |
| +035+ | 2.76 | Ernie Koob | 93.3 | BAL |
| +040+ | 2.65 | Hooks Dauss | 243.3 | DET |
| +041+ | 2.6 | Jeff Tesreau | 223.7 | SFN |
| +044+ | 2.5 | Bert Gallia | 201 | MIN |
| +045+ | 2.46 | Eppa Rixey | 153.7 | PHI |
| +049+ | 2.28 | Dick Rudolph | 255.3 | ATL |
| +050+ | 2.24 | Joe Benz | 172.3 | CHA |
| +053+ | 2.06 | Wheezer Dell | 192 | LAN |
| +056+ | 1.93 | Tom Hughes | 201.3 | ATL |
| +060+ | 1.81 | Erskine Mayer | 222.7 | PHI |
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