| Starter | Tm | Tier | Game |
|---|---|---|---|
| Fred Toney | CIN | 3.27 | 191509260_LAN_CIN |
| Jim Scott | CHA | 2.42 | 191509270_CHA_OAK |
| Jeff Pfeffer | LAN | 1.6 | 191509260_LAN_CIN |
| Rube Foster | BOS | 0.87 | 191509250_BAL_BOS |
| Bert Gallia | MIN | 0.77 | 191509252_DET_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill James | DET | -2.4 | 191509252_DET_MIN |
| Red Ames | SLN | -1.85 | 191509260_SFN_SLN |
| Joe Boehling | MIN | -1.15 | 191509270_DET_MIN |
| Lefty Tyler | ATL | -0.58 | 191509250_ATL_PIT |
| Earl Hamilton | BAL | -0.41 | 191509250_BAL_BOS |
Based on accumulated WAA for this season up to 1915-09-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 13.42 | Pete Alexander | 366.3 | PHI |
| +004+ | 8.95 | Walter Johnson | 318.7 | MIN |
| +008+ | 6.66 | Ernie Shore | 240 | BOS |
| +010+ | 6.03 | Fred Toney | 223 | CIN |
| +013+ | 4.92 | Jim Scott | 287.3 | CHA |
| +015+ | 4.58 | Al Mamaux | 246 | PIT |
| +016+ | 4.53 | Smoky Joe Wood | 148.3 | BOS |
| +017+ | 4.33 | Jeff Pfeffer | 273.7 | LAN |
| +024+ | 3.77 | Rube Foster | 247.3 | BOS |
| +032+ | 3.23 | Joe Benz | 229.3 | CHA |
| +033+ | 3.15 | Dick Rudolph | 319.3 | ATL |
| +034+ | 3.13 | Hooks Dauss | 300.7 | DET |
| +038+ | 3.02 | Tom Hughes | 262 | ATL |
| +040+ | 2.94 | Gene Dale | 276.7 | CIN |
| +042+ | 2.76 | Harry Coveleski | 304.7 | DET |
| +044+ | 2.68 | Jeff Tesreau | 289 | SFN |
| +049+ | 2.47 | Bert Gallia | 248.7 | MIN |
| +051+ | 2.33 | Eppa Rixey | 175.7 | PHI |
| +052+ | 2.31 | Wheezer Dell | 207 | LAN |
| +053+ | 2.3 | Erskine Mayer | 261.3 | PHI |
| +054+ | 2.28 | Dutch Leonard | 175.3 | BOS |
| +057+ | 2.12 | Bert Humphries | 165 | CHN |
| +061+ | 1.97 | Erv Kantlehner | 153 | PIT |
| +063+ | 1.95 | Harry Harper | 71.3 | MIN |
| +065+ | 1.87 | Bob Harmon | 265.3 | PIT |
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