| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dazzy Vance | LAN | 10.11 | 193009230_SFN_LAN |
| Bump Hadley | MIN | 1.84 | 193009210_MIN_DET |
| Bill Walker | SFN | 1.61 | 193009212_CIN_SFN |
| George Earnshaw | OAK | 0.98 | 193009211_OAK_BAL |
| Pat Malone | CHN | 0.87 | 193009210_CHN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Claude Willoughby | PHI | -7.79 | 193009220_SLN_PHI |
| Guy Bush | CHN | -4.72 | 193009220_CHN_ATL |
| Sam Gray | BAL | -1.57 | 193009212_OAK_BAL |
| Jack Russell | BOS | -1.33 | 193009210_BOS_CLE |
| Jakie May | CIN | -1.14 | 193009231_CIN_PIT |
Based on accumulated WAA for this season up to 1930-09-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 15.06 | Lefty Grove | 288.7 | OAK |
| +007+ | 12.41 | Dazzy Vance | 249.7 | LAN |
| +009+ | 10.36 | Wes Ferrell | 296.3 | CLE |
| +015+ | 8.15 | Lefty Stewart | 270 | BAL |
| +019+ | 6.59 | Bump Hadley | 253.3 | MIN |
| +021+ | 6.51 | George Uhle | 237.7 | DET |
| +024+ | 6.27 | Ted Lyons | 288.3 | CHA |
| +027+ | 5.68 | Vic Sorrell | 226.7 | DET |
| +028+ | 5.64 | General Crowder | 262 | TOT |
| +035+ | 4.92 | Pat Malone | 264 | CHN |
| +036+ | 4.91 | Bill Walker | 240.7 | SFN |
| +038+ | 4.83 | Milt Gaston | 264 | BOS |
| +040+ | 4.65 | Ad Liska | 141.7 | MIN |
| +041+ | 4.42 | Carl Hubbell | 230.7 | SFN |
| +045+ | 4.33 | Jumbo Elliott | 192 | LAN |
| +046+ | 4.32 | Pat Caraway | 190.3 | CHA |
| +049+ | 4.12 | Socks Seibold | 245 | ATL |
| +051+ | 3.83 | George Earnshaw | 289.7 | OAK |
| +053+ | 3.59 | Ray Kolp | 164.7 | CIN |
| +058+ | 3.37 | Danny MacFayden | 260.3 | BOS |
| +059+ | 3.32 | George Pipgras | 220 | NYA |
| +060+ | 3.18 | Earl Whitehill | 215.7 | DET |
| +061+ | 3.15 | Red Ruffing | 218.3 | TOT |
| +064+ | 2.95 | Sam Jones | 183 | MIN |
| +065+ | 2.93 | Firpo Marberry | 184.7 | MIN |
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