| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | OAK | 8.69 | 193007010_DET_OAK |
| Watty Clark | LAN | 3.45 | 193007010_LAN_SLN |
| George Pipgras | NYA | 1.65 | 193006300_CHA_NYA |
| Milt Gaston | BOS | 1.44 | 193007010_CLE_BOS |
| Pat Malone | CHN | 1.36 | 193007020_SFN_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Earl Whitehill | DET | -2.05 | 193007021_DET_OAK |
| Guy Bush | CHN | -0.99 | 193007010_SFN_CHN |
| Ray Kremer | PIT | -0.65 | 193006300_ATL_PIT |
| Clint Brown | CLE | -0.57 | 193007020_CLE_BOS |
| Ed Brandt | ATL | -0.54 | 193007010_ATL_PIT |
Based on accumulated WAA for this season up to 1930-07-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.98 | Lefty Grove | 134.7 | OAK |
| +006+ | 6.36 | Dazzy Vance | 108 | LAN |
| +007+ | 6.03 | Bill Walker | 120.3 | SFN |
| +008+ | 5.82 | Ted Lyons | 138.7 | CHA |
| +011+ | 5.65 | Milt Gaston | 129 | BOS |
| +015+ | 4.77 | Ad Liska | 95.7 | MIN |
| +017+ | 4.51 | Danny MacFayden | 126.3 | BOS |
| +019+ | 4.44 | Benny Frey | 116.3 | CIN |
| +020+ | 3.66 | Bump Hadley | 108.3 | MIN |
| +024+ | 3.3 | Charlie Root | 119 | CHN |
| +025+ | 3.16 | Lefty Stewart | 124.7 | BAL |
| +027+ | 3.05 | George Pipgras | 116.3 | NYA |
| +028+ | 2.98 | George Uhle | 123 | DET |
| +029+ | 2.86 | Wes Ferrell | 134.7 | CLE |
| +031+ | 2.8 | Rip Collins | 71.3 | BAL |
| +032+ | 2.75 | Mel Harder | 77 | CLE |
| +033+ | 2.66 | Socks Seibold | 124 | ATL |
| +034+ | 2.62 | Hank Johnson | 80.3 | NYA |
| +037+ | 2.54 | General Crowder | 121.7 | TOT |
| +041+ | 2.45 | Ray Kolp | 58.3 | CIN |
| +044+ | 2.21 | Phil Collins | 80.3 | PHI |
| +045+ | 2.13 | Jumbo Elliott | 98.3 | LAN |
| +048+ | 2.03 | Bobby Burke | 39 | MIN |
| +050+ | 1.97 | Firpo Marberry | 95 | MIN |
| +053+ | 1.79 | Dick Coffman | 94 | BAL |
_