| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dazzy Vance | LAN | 8.11 | 193007190_CHN_LAN |
| Lefty Grove | OAK | 7.54 | 193007200_OAK_DET |
| Bill Walker | SFN | 4.99 | 193007191_SLN_SFN |
| Milt Gaston | BOS | 4.07 | 193007180_BOS_DET |
| Ted Lyons | CHA | 1.86 | 193007201_BOS_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Claude Willoughby | PHI | -8.46 | 193007192_CIN_PHI |
| Pete Donohue | SFN | -1.72 | 193007180_SLN_SFN |
| George Smith | BOS | -1.63 | 193007202_BOS_CHA |
| Guy Bush | CHN | -1.53 | 193007200_CHN_SFN |
| Milt Shoffner | CLE | -1.06 | 193007200_NYA_CLE |
Based on accumulated WAA for this season up to 1930-07-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 7.64 | Lefty Grove | 157.3 | OAK |
| +007+ | 6.71 | Milt Gaston | 164.7 | BOS |
| +008+ | 6.56 | Bill Walker | 144.3 | SFN |
| +009+ | 6.54 | Dazzy Vance | 148.3 | LAN |
| +012+ | 5.47 | George Uhle | 162.7 | DET |
| +015+ | 5.11 | Wes Ferrell | 171.3 | CLE |
| +019+ | 4.83 | Ted Lyons | 175.3 | CHA |
| +021+ | 4.72 | Ad Liska | 100.7 | MIN |
| +022+ | 4.56 | Benny Frey | 141.3 | CIN |
| +025+ | 4 | Danny MacFayden | 159.3 | BOS |
| +026+ | 3.97 | Lefty Stewart | 145 | BAL |
| +028+ | 3.85 | Jumbo Elliott | 124.3 | LAN |
| +031+ | 3.65 | Bump Hadley | 133.7 | MIN |
| +032+ | 3.6 | Firpo Marberry | 137 | MIN |
| +033+ | 3.54 | Phil Collins | 118.3 | PHI |
| +035+ | 3.46 | General Crowder | 155.7 | TOT |
| +036+ | 3.22 | Charlie Root | 144.3 | CHN |
| +037+ | 3.15 | Mel Harder | 105.3 | CLE |
| +038+ | 3.1 | Ray Kolp | 85 | CIN |
| +041+ | 2.85 | Willis Hudlin | 130 | CLE |
| +043+ | 2.69 | Sam Jones | 92 | MIN |
| +048+ | 2.52 | George Earnshaw | 160.3 | OAK |
| +051+ | 2.42 | Rip Collins | 94.7 | BAL |
| +053+ | 2.31 | Vic Sorrell | 124.7 | DET |
| +054+ | 2.27 | Socks Seibold | 146 | ATL |
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