| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | OAK | 11.34 | 193009030_BOS_OAK |
| Milt Gaston | BOS | 2.77 | 193009030_BOS_OAK |
| Bump Hadley | MIN | 2.07 | 193009040_MIN_NYA |
| Bill Walker | SFN | 2.01 | 193009032_SFN_ATL |
| Pat Caraway | CHA | 1.7 | 193009040_CLE_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Guy Bush | CHN | -3.91 | 193009040_CHN_PIT |
| Bruce Cunningham | ATL | -0.83 | 193009050_SFN_ATL |
| Jack Russell | BOS | -0.69 | 193009050_BOS_OAK |
| Glenn Spencer | PIT | -0.39 | 193009030_CHN_PIT |
| Larry Benton | CIN | -0.25 | 193009040_CIN_SLN |
Based on accumulated WAA for this season up to 1930-09-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 12.55 | Lefty Grove | 259.7 | OAK |
| +007+ | 10.49 | Dazzy Vance | 217.3 | LAN |
| +010+ | 9.22 | Wes Ferrell | 260.3 | CLE |
| +017+ | 6.34 | George Uhle | 229 | DET |
| +019+ | 6.19 | Bump Hadley | 222 | MIN |
| +020+ | 6.13 | Lefty Stewart | 234 | BAL |
| +025+ | 5.47 | Ted Lyons | 261.7 | CHA |
| +027+ | 5.27 | Vic Sorrell | 204.7 | DET |
| +031+ | 4.98 | Milt Gaston | 235.7 | BOS |
| +033+ | 4.76 | Pat Caraway | 165.7 | CHA |
| +034+ | 4.73 | Ray Kolp | 148.7 | CIN |
| +036+ | 4.64 | Bill Walker | 210.7 | SFN |
| +037+ | 4.62 | George Earnshaw | 264 | OAK |
| +043+ | 4.13 | General Crowder | 235.3 | TOT |
| +042+ | 4.13 | Sam Jones | 165.7 | MIN |
| +045+ | 3.91 | Pat Malone | 230 | CHN |
| +047+ | 3.74 | Benny Frey | 209 | CIN |
| +049+ | 3.61 | Ad Liska | 132.7 | MIN |
| +050+ | 3.57 | Firpo Marberry | 166.3 | MIN |
| +052+ | 3.33 | Lloyd Brown | 177.3 | MIN |
| +053+ | 3.31 | Earl Whitehill | 187.3 | DET |
| +054+ | 3.3 | Watty Clark | 186.7 | LAN |
| +057+ | 3.19 | George Pipgras | 209 | NYA |
| +058+ | 3.14 | Red Ruffing | 189.3 | TOT |
| +059+ | 3.06 | Socks Seibold | 215 | ATL |
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