| Starter | Tm | Tier | Game |
|---|---|---|---|
| George McQuillan | PHI | 6.95 | 190808160_PHI_CHN |
| Mordecai Brown | CHN | 5.75 | 190808150_PHI_CHN |
| Ed Walsh | CHA | 5.06 | 190808150_CHA_MIN |
| Cy Young | BOS | 3.73 | 190808150_DET_BOS |
| Addie Joss | CLE | 2.27 | 190808140_CLE_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| George Mullin | DET | -2.45 | 190808150_DET_BOS |
| Bill Hogg | NYA | -1.26 | 190808150_CLE_NYA |
| Ed Karger | SLN | -1.01 | 190808162_SFN_SLN |
| Charlie Smith | MIN | -0.97 | 190808150_CHA_MIN |
| Bob Spade | CIN | -0.54 | 190808140_CIN_SLN |
Based on accumulated WAA for this season up to 1908-08-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.9 | George McQuillan | 268.3 | PHI |
| +004+ | 7.13 | Cy Young | 216 | BOS |
| +005+ | 7.03 | Christy Mathewson | 248.7 | SFN |
| +006+ | 7.03 | Mordecai Brown | 187.7 | CHN |
| +007+ | 6.99 | Ed Walsh | 294 | CHA |
| +009+ | 5.65 | Addie Joss | 222.3 | CLE |
| +010+ | 5.43 | Jack Powell | 165 | BAL |
| +011+ | 4.84 | Hooks Wiltse | 226.3 | SFN |
| +012+ | 4.13 | Andy Coakley | 219.7 | CIN |
| +013+ | 4.08 | Harry Howell | 224.3 | BAL |
| +015+ | 3.86 | Bob Ewing | 195.7 | CIN |
| +016+ | 3.79 | Kaiser Wilhelm | 226.3 | LAN |
| +019+ | 3.4 | Bill Foxen | 101 | PHI |
| +020+ | 3.29 | Eddie Plank | 172.7 | OAK |
| +021+ | 3.25 | Ed Willett | 148.3 | DET |
| +024+ | 2.98 | Vic Willis | 196.3 | PIT |
| +028+ | 2.76 | Lefty Leifield | 132.7 | PIT |
| +032+ | 2.54 | Rube Vickers | 248.7 | OAK |
| +033+ | 2.41 | Nap Rucker | 217.3 | LAN |
| +035+ | 2.37 | Doc White | 206 | CHA |
| +037+ | 2.32 | Bill Donovan | 137 | DET |
| +039+ | 2.26 | Cecil Ferguson | 120.7 | ATL |
| +041+ | 2.01 | Sam Leever | 149.7 | PIT |
| +047+ | 1.84 | Howie Camnitz | 184.7 | PIT |
| +049+ | 1.81 | Frank Smith | 161.7 | CHA |
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