| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 7.39 | 190807210_ATL_CHN |
| Ed Walsh | CHA | 5.27 | 190807211_CHA_NYA |
| Andy Coakley | CIN | 3.69 | 190807210_PHI_CIN |
| Christy Mathewson | SFN | 3.26 | 190807211_SFN_SLN |
| Cy Young | BOS | 2.1 | 190807200_CHA_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| George Mullin | DET | -3.59 | 190807220_DET_MIN |
| Doc Newton | NYA | -1.99 | 190807211_CHA_NYA |
| Fred Burchell | BOS | -1.44 | 190807211_BAL_BOS |
| Bob Spade | CIN | -1.3 | 190807200_PHI_CIN |
| Slim Sallee | SLN | -0.37 | 190807211_SFN_SLN |
Based on accumulated WAA for this season up to 1908-07-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.89 | George McQuillan | 213.3 | PHI |
| +003+ | 6.43 | Andy Coakley | 180.7 | CIN |
| +004+ | 6.02 | Christy Mathewson | 204 | SFN |
| +006+ | 5.62 | Cy Young | 171 | BOS |
| +008+ | 5.29 | Mordecai Brown | 144.7 | CHN |
| +009+ | 4.97 | Addie Joss | 175.3 | CLE |
| +010+ | 4.86 | Ed Walsh | 219.3 | CHA |
| +011+ | 4.52 | Jack Powell | 148 | BAL |
| +012+ | 4.43 | Bob Ewing | 164 | CIN |
| +013+ | 3.63 | Tom Hughes | 156.7 | MIN |
| +015+ | 3.4 | Eddie Plank | 132.3 | OAK |
| +017+ | 3.37 | Nap Rucker | 173.3 | LAN |
| +020+ | 2.68 | Hooks Wiltse | 168.3 | SFN |
| +021+ | 2.6 | Harry Howell | 173.3 | BAL |
| +023+ | 2.48 | Kaiser Wilhelm | 180.3 | LAN |
| +025+ | 2.4 | Bill Donovan | 102.7 | DET |
| +028+ | 2.18 | Bob Rhoads | 138.3 | CLE |
| +031+ | 2.05 | Vic Willis | 145.3 | PIT |
| +030+ | 2.05 | Bill Foxen | 65 | PHI |
| +032+ | 2.04 | Tom McCarthy | 61.7 | TOT |
| +033+ | 1.99 | Lefty Leifield | 96 | PIT |
| +034+ | 1.86 | Sam Leever | 127.7 | PIT |
| +036+ | 1.79 | Howie Camnitz | 170.3 | PIT |
| +040+ | 1.75 | Rube Vickers | 196 | OAK |
| +049+ | 1.57 | Frank Corridon | 74.3 | PHI |
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