| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | OAK | 11.34 | 193009030_BOS_OAK |
| Dazzy Vance | LAN | 7.42 | 193009020_LAN_ATL |
| Milt Gaston | BOS | 2.77 | 193009030_BOS_OAK |
| Bump Hadley | MIN | 2.07 | 193009040_MIN_NYA |
| Bill Walker | SFN | 2.01 | 193009032_SFN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Guy Bush | CHN | -3.91 | 193009040_CHN_PIT |
| Tom Zachary | ATL | -0.53 | 193009040_SFN_ATL |
| Glenn Spencer | PIT | -0.39 | 193009030_CHN_PIT |
| Hap Collard | PHI | -0.33 | 193009020_SFN_PHI |
| Clint Brown | CLE | -0.31 | 193009020_CLE_BAL |
Based on accumulated WAA for this season up to 1930-09-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 12.57 | Lefty Grove | 259.7 | OAK |
| +007+ | 10.51 | Dazzy Vance | 217.3 | LAN |
| +010+ | 9.25 | Wes Ferrell | 260.3 | CLE |
| +017+ | 6.36 | George Uhle | 229 | DET |
| +019+ | 6.21 | Bump Hadley | 222 | MIN |
| +020+ | 6.15 | Lefty Stewart | 234 | BAL |
| +024+ | 5.5 | Ted Lyons | 261.7 | CHA |
| +027+ | 5.29 | Vic Sorrell | 204.7 | DET |
| +030+ | 4.98 | Milt Gaston | 235.7 | BOS |
| +033+ | 4.78 | Pat Caraway | 165.7 | CHA |
| +034+ | 4.74 | Ray Kolp | 148.7 | CIN |
| +036+ | 4.64 | Bill Walker | 210.7 | SFN |
| +037+ | 4.42 | Pat Malone | 223 | CHN |
| +041+ | 4.2 | General Crowder | 226.3 | TOT |
| +043+ | 4.15 | Sam Jones | 165.7 | MIN |
| +046+ | 3.76 | Benny Frey | 209 | CIN |
| +048+ | 3.65 | George Earnshaw | 255 | OAK |
| +049+ | 3.63 | Ad Liska | 132.7 | MIN |
| +050+ | 3.59 | Firpo Marberry | 166.3 | MIN |
| +051+ | 3.49 | George Pipgras | 204 | NYA |
| +052+ | 3.45 | Carl Hubbell | 200 | SFN |
| +054+ | 3.34 | Lloyd Brown | 177.3 | MIN |
| +055+ | 3.33 | Earl Whitehill | 187.3 | DET |
| +056+ | 3.32 | Watty Clark | 186.7 | LAN |
| +058+ | 3.16 | Red Ruffing | 189.3 | TOT |
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