| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | OAK | 13.64 | 193009161_OAK_CHA |
| Dazzy Vance | LAN | 8.65 | 193009160_SLN_LAN |
| Wes Ferrell | CLE | 5.63 | 193009140_OAK_CLE |
| Ted Lyons | CHA | 2.94 | 193009150_MIN_CHA |
| Lefty Stewart | BAL | 2.17 | 193009151_BOS_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Claude Willoughby | PHI | -5.94 | 193009160_PIT_PHI |
| Guy Bush | CHN | -4.5 | 193009152_CHN_PHI |
| Dick Coffman | BAL | -1.04 | 193009152_BOS_BAL |
| Tommy Thomas | CHA | -0.63 | 193009161_OAK_CHA |
| Waite Hoyt | DET | -0.4 | 193009160_BOS_DET |
Based on accumulated WAA for this season up to 1930-09-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 14.5 | Lefty Grove | 285.7 | OAK |
| +006+ | 12.64 | Dazzy Vance | 245.3 | LAN |
| +010+ | 9.52 | Wes Ferrell | 284.3 | CLE |
| +016+ | 7.3 | Ted Lyons | 287.7 | CHA |
| +017+ | 7.24 | Lefty Stewart | 261 | BAL |
| +018+ | 6.71 | Bump Hadley | 239 | MIN |
| +022+ | 6.32 | George Uhle | 235 | DET |
| +023+ | 6.29 | Vic Sorrell | 221.7 | DET |
| +031+ | 5.19 | George Earnshaw | 279.3 | OAK |
| +033+ | 5.1 | General Crowder | 253 | TOT |
| +034+ | 4.99 | Pat Caraway | 180.3 | CHA |
| +039+ | 4.7 | Bill Walker | 228.7 | SFN |
| +040+ | 4.46 | Danny MacFayden | 258.3 | BOS |
| +042+ | 4.3 | Milt Gaston | 255 | BOS |
| +044+ | 4.19 | Jumbo Elliott | 180.3 | LAN |
| +045+ | 4.12 | Carl Hubbell | 221.7 | SFN |
| +047+ | 4.05 | Ray Kolp | 160.7 | CIN |
| +050+ | 3.74 | Ad Liska | 134.3 | MIN |
| +052+ | 3.73 | Firpo Marberry | 181.7 | MIN |
| +053+ | 3.69 | Socks Seibold | 231 | ATL |
| +055+ | 3.61 | Pat Malone | 246 | CHN |
| +058+ | 3.27 | Red Ruffing | 211.3 | TOT |
| +059+ | 3.17 | George Pipgras | 220 | NYA |
| +062+ | 2.88 | Lloyd Brown | 187.3 | MIN |
| +063+ | 2.84 | Benny Frey | 226.3 | CIN |
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