| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Stewart | BAL | 2.88 | 193009200_OAK_BAL |
| Bump Hadley | MIN | 1.84 | 193009210_MIN_DET |
| Bill Walker | SFN | 1.61 | 193009212_CIN_SFN |
| George Earnshaw | OAK | 0.98 | 193009211_OAK_BAL |
| Milt Gaston | BOS | 0.96 | 193009200_BOS_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Claude Willoughby | PHI | -7.79 | 193009220_SLN_PHI |
| Guy Bush | CHN | -4.72 | 193009220_CHN_ATL |
| Ownie Carroll | CIN | -1.85 | 193009202_CIN_SFN |
| Sam Gray | BAL | -1.57 | 193009212_OAK_BAL |
| Jack Russell | BOS | -1.33 | 193009210_BOS_CLE |
Based on accumulated WAA for this season up to 1930-09-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 15.01 | Lefty Grove | 288.7 | OAK |
| +006+ | 12.73 | Dazzy Vance | 245.3 | LAN |
| +009+ | 10.31 | Wes Ferrell | 296.3 | CLE |
| +014+ | 8.1 | Lefty Stewart | 270 | BAL |
| +020+ | 6.54 | Bump Hadley | 253.3 | MIN |
| +021+ | 6.47 | George Uhle | 237.7 | DET |
| +023+ | 6.22 | Ted Lyons | 288.3 | CHA |
| +026+ | 5.65 | Vic Sorrell | 226.7 | DET |
| +027+ | 5.59 | General Crowder | 262 | TOT |
| +036+ | 4.88 | Pat Malone | 264 | CHN |
| +037+ | 4.87 | Bill Walker | 240.7 | SFN |
| +039+ | 4.79 | Milt Gaston | 264 | BOS |
| +040+ | 4.62 | Ad Liska | 141.7 | MIN |
| +043+ | 4.38 | Carl Hubbell | 230.7 | SFN |
| +046+ | 4.28 | Pat Caraway | 190.3 | CHA |
| +048+ | 4.07 | Socks Seibold | 245 | ATL |
| +049+ | 4.06 | Jumbo Elliott | 188 | LAN |
| +050+ | 3.78 | George Earnshaw | 289.7 | OAK |
| +053+ | 3.57 | Ray Kolp | 164.7 | CIN |
| +057+ | 3.33 | Danny MacFayden | 260.3 | BOS |
| +058+ | 3.28 | George Pipgras | 220 | NYA |
| +059+ | 3.14 | Earl Whitehill | 215.7 | DET |
| +061+ | 3.12 | Red Ruffing | 218.3 | TOT |
| +063+ | 2.97 | Watty Clark | 199 | LAN |
| +064+ | 2.92 | Sam Jones | 183 | MIN |
_