| Starter | Tm | Tier | Game |
|---|---|---|---|
| George McQuillan | PHI | 7.46 | 190808240_PHI_CIN |
| Mordecai Brown | CHN | 5.59 | 190808220_ATL_CHN |
| Christy Mathewson | SFN | 5.33 | 190808242_SFN_PIT |
| Cy Young | BOS | 3.89 | 190808220_CHA_BOS |
| Jack Powell | BAL | 1.65 | 190808242_BAL_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gus Dorner | ATL | -3.27 | 190808231_ATL_SLN |
| Bill Hogg | NYA | -2.47 | 190808241_BAL_NYA |
| Irv Young | PIT | -1.44 | 190808220_LAN_PIT |
| Ed Karger | SLN | -0.79 | 190808231_ATL_SLN |
| Bob Spade | CIN | -0.51 | 190808230_PHI_CIN |
Based on accumulated WAA for this season up to 1908-08-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.17 | George McQuillan | 284.3 | PHI |
| +002+ | 8.72 | Christy Mathewson | 272.7 | SFN |
| +004+ | 7.96 | Mordecai Brown | 211.7 | CHN |
| +006+ | 6.84 | Cy Young | 226 | BOS |
| +008+ | 6.23 | Ed Walsh | 310 | CHA |
| +009+ | 5.93 | Hooks Wiltse | 245.3 | SFN |
| +010+ | 5.68 | Addie Joss | 238.3 | CLE |
| +012+ | 4.36 | Andy Coakley | 228.7 | CIN |
| +013+ | 4.3 | Jack Powell | 181 | BAL |
| +014+ | 4.19 | Kaiser Wilhelm | 243.3 | LAN |
| +015+ | 4.15 | Harry Howell | 243.3 | BAL |
| +016+ | 3.99 | Ed Willett | 165.3 | DET |
| +017+ | 3.61 | Bugs Raymond | 241 | SLN |
| +019+ | 3.48 | Bob Ewing | 204.7 | CIN |
| +021+ | 3.29 | Bill Foxen | 115 | PHI |
| +024+ | 3.18 | Bill Donovan | 147.7 | DET |
| +028+ | 2.91 | Vic Willis | 213.7 | PIT |
| +032+ | 2.74 | Nap Rucker | 233.3 | LAN |
| +034+ | 2.56 | Eddie Plank | 173.3 | OAK |
| +037+ | 2.18 | Bob Rhoads | 199 | CLE |
| +046+ | 1.99 | Charlie Chech | 113.7 | CLE |
| +048+ | 1.91 | Tom Tuckey | 32 | ATL |
| +054+ | 1.73 | Cecil Ferguson | 133 | ATL |
| +058+ | 1.62 | Lefty Leifield | 143.7 | PIT |
| +057+ | 1.62 | Tom Hughes | 209.7 | MIN |
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