| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 8.79 | 190708060_SFN_CHN |
| Addie Joss | CLE | 2.53 | 190708051_CLE_OAK |
| Bob Ewing | CIN | 1.51 | 190708061_ATL_CIN |
| Frank Smith | CHA | 1.46 | 190708060_CHA_NYA |
| Ed Siever | DET | 0.84 | 190708051_DET_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Irv Young | ATL | -5.26 | 190708042_ATL_CIN |
| Earl Moore | NYA | -4.58 | 190708060_CHA_NYA |
| Bill Dinneen | BAL | -3.43 | 190708050_BAL_BOS |
| Oscar Graham | MIN | -2.44 | 190708051_DET_MIN |
| Johnny Lush | SLN | -0.8 | 190708050_PHI_SLN |
Based on accumulated WAA for this season up to 1907-08-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.02 | Mordecai Brown | 191.7 | CHN |
| +002+ | 8.13 | Ed Walsh | 274 | CHA |
| +005+ | 5.34 | Cy Young | 225.3 | BOS |
| +006+ | 4.93 | Addie Joss | 218.7 | CLE |
| +011+ | 4.62 | Bob Ewing | 221 | CIN |
| +013+ | 4.38 | Frank Smith | 209 | CHA |
| +014+ | 4.38 | Ed Killian | 190.3 | DET |
| +015+ | 4.17 | Orval Overall | 168.3 | CHN |
| +016+ | 4.14 | Christy Mathewson | 178.7 | SFN |
| +017+ | 4.07 | Andy Coakley | 161.7 | CIN |
| +018+ | 3.96 | Glenn Liebhardt | 189.3 | CLE |
| +020+ | 3.82 | Ed Reulbach | 120.7 | CHN |
| +021+ | 3.78 | Ed Siever | 162.7 | DET |
| +022+ | 3.46 | Jim Pastorius | 129.3 | LAN |
| +023+ | 3.15 | Tex Pruiett | 117.3 | BOS |
| +028+ | 2.68 | Tully Sparks | 141 | PHI |
| +029+ | 2.68 | Patsy Flaherty | 143 | ATL |
| +032+ | 2.46 | Lew Moren | 165.7 | PHI |
| +034+ | 2.25 | Vic Willis | 196 | PIT |
| +035+ | 2.23 | Bill Donovan | 136.3 | DET |
| +036+ | 2.12 | Lefty Leifield | 197 | PIT |
| +038+ | 2.08 | Eddie Plank | 219.3 | OAK |
| +041+ | 2.02 | Chief Bender | 134.3 | OAK |
| +042+ | 1.98 | Jack Pfiester | 111 | CHN |
| +045+ | 1.92 | Sam Leever | 132.3 | PIT |
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