| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | OAK | 8.1 | 193006030_OAK_BAL |
| George Pipgras | NYA | 6.35 | 193006030_NYA_CHA |
| Ted Lyons | CHA | 5.07 | 193006030_NYA_CHA |
| Watty Clark | LAN | 3.27 | 193006030_PIT_LAN |
| Sad Sam Jones | MIN | 3.16 | 193006010_OAK_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Claude Willoughby | PHI | -6.63 | 193006030_SLN_PHI |
| Ed Walsh | CHA | -4.44 | 193006010_CHA_BAL |
| Ed Brandt | ATL | -3.09 | 193006011_SFN_ATL |
| Dick Coffman | BAL | -1.86 | 193006030_OAK_BAL |
| Earl Whitehill | DET | -1.77 | 193006030_MIN_DET |
Based on accumulated WAA for this season up to 1930-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.91 | Benny Frey | 75.7 | CIN |
| +002+ | 4.9 | George Pipgras | 82.7 | NYA |
| +006+ | 4.28 | Ted Lyons | 85.3 | CHA |
| +007+ | 4.22 | Lefty Grove | 87.7 | OAK |
| +009+ | 4.02 | Dazzy Vance | 69 | LAN |
| +011+ | 3.63 | Lefty Stewart | 85 | BAL |
| +012+ | 3.48 | Milt Gaston | 73.3 | BOS |
| +013+ | 3.24 | Socks Seibold | 82.7 | ATL |
| +015+ | 2.92 | Jakie May | 56 | CIN |
| +016+ | 2.88 | Ad Liska | 61 | MIN |
| +018+ | 2.8 | Wes Ferrell | 90.7 | CLE |
| +021+ | 2.47 | Erv Brame | 48.7 | PIT |
| +023+ | 2.32 | Jumbo Elliott | 72.7 | LAN |
| +024+ | 2.2 | Hap Collard | 24.7 | PHI |
| +028+ | 2.09 | Bill Walker | 80.7 | SFN |
| +030+ | 2.01 | Bobby Burke | 30 | MIN |
| +031+ | 1.99 | Mel Harder | 44 | CLE |
| +035+ | 1.81 | Whit Wyatt | 49 | DET |
| +036+ | 1.81 | Sam Jones | 57 | MIN |
| +039+ | 1.75 | Rip Collins | 30.7 | BAL |
| +042+ | 1.65 | Willis Hudlin | 76.7 | CLE |
| +043+ | 1.64 | Larry French | 73.3 | PIT |
| +045+ | 1.58 | Tommy Thomas | 50.7 | CHA |
| +046+ | 1.57 | Pete Appleton | 44 | CLE |
| +047+ | 1.56 | Clint Brown | 68.3 | CLE |
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