| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | OAK | 8.69 | 193007010_DET_OAK |
| Bill Walker | SFN | 4.61 | 193006291_SFN_SLN |
| Ted Lyons | CHA | 3.82 | 193006292_CHA_BOS |
| Watty Clark | LAN | 3.45 | 193007010_LAN_SLN |
| Ad Liska | MIN | 1.91 | 193006290_BAL_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Donohue | SFN | -2.69 | 193006292_SFN_SLN |
| Vic Sorrell | DET | -1.1 | 193006300_DET_OAK |
| Guy Bush | CHN | -0.99 | 193007010_SFN_CHN |
| Bill Hallahan | SLN | -0.78 | 193006292_SFN_SLN |
| Ray Kremer | PIT | -0.65 | 193006300_ATL_PIT |
Based on accumulated WAA for this season up to 1930-07-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.01 | Lefty Grove | 134.7 | OAK |
| +006+ | 6.37 | Dazzy Vance | 108 | LAN |
| +007+ | 6.05 | Bill Walker | 120.3 | SFN |
| +009+ | 5.83 | Ted Lyons | 138.7 | CHA |
| +010+ | 5.67 | Milt Gaston | 129 | BOS |
| +014+ | 4.84 | Ad Liska | 95.7 | MIN |
| +016+ | 4.45 | Benny Frey | 116.3 | CIN |
| +019+ | 4.26 | Danny MacFayden | 118.3 | BOS |
| +022+ | 3.31 | Charlie Root | 119 | CHN |
| +024+ | 3.25 | Bump Hadley | 98.3 | MIN |
| +025+ | 3.22 | Lefty Stewart | 124.7 | BAL |
| +027+ | 3.07 | George Pipgras | 116.3 | NYA |
| +028+ | 3.01 | Wes Ferrell | 134 | CLE |
| +029+ | 2.99 | George Uhle | 123 | DET |
| +031+ | 2.84 | Rip Collins | 71.3 | BAL |
| +032+ | 2.76 | Mel Harder | 77 | CLE |
| +035+ | 2.63 | Hank Johnson | 80.3 | NYA |
| +039+ | 2.46 | Ray Kolp | 58.3 | CIN |
| +041+ | 2.23 | General Crowder | 112.7 | TOT |
| +042+ | 2.22 | Phil Collins | 80.3 | PHI |
| +044+ | 2.15 | Jumbo Elliott | 98.3 | LAN |
| +045+ | 2.06 | Bobby Burke | 39 | MIN |
| +046+ | 2.04 | Firpo Marberry | 95 | MIN |
| +052+ | 1.88 | Socks Seibold | 115 | ATL |
| +053+ | 1.81 | Dick Coffman | 90 | BAL |
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