| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | OAK | 8.9 | 193006231_CHA_OAK |
| Watty Clark | LAN | 3.63 | 193006220_PIT_LAN |
| Bill Walker | SFN | 3.38 | 193006230_SFN_CIN |
| George Pipgras | NYA | 2.98 | 193006221_BAL_NYA |
| Wes Ferrell | CLE | 2.67 | 193006220_OAK_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Claude Willoughby | PHI | -7.5 | 193006230_PHI_CHN |
| Earl Whitehill | DET | -2.36 | 193006221_DET_BOS |
| Ray Moss | LAN | -2.08 | 193006212_LAN_CIN |
| Jake Miller | CLE | -1.06 | 193006231_CLE_MIN |
| Dick Coffman | BAL | -1.03 | 193006221_BAL_NYA |
Based on accumulated WAA for this season up to 1930-06-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 6.44 | Lefty Grove | 124.7 | OAK |
| +007+ | 5.52 | Dazzy Vance | 99 | LAN |
| +008+ | 5.44 | Bill Walker | 114 | SFN |
| +010+ | 5.28 | Ad Liska | 92.7 | MIN |
| +011+ | 5.27 | Ted Lyons | 121.7 | CHA |
| +012+ | 4.95 | Milt Gaston | 111 | BOS |
| +013+ | 4.91 | Benny Frey | 109 | CIN |
| +014+ | 4.7 | Wes Ferrell | 123 | CLE |
| +017+ | 3.93 | George Pipgras | 103.3 | NYA |
| +019+ | 3.72 | Danny MacFayden | 109.3 | BOS |
| +022+ | 3.21 | George Uhle | 106 | DET |
| +027+ | 2.93 | Ray Kolp | 55 | CIN |
| +026+ | 2.93 | Rip Collins | 63.3 | BAL |
| +028+ | 2.89 | Lefty Stewart | 107.7 | BAL |
| +031+ | 2.79 | Charlie Root | 108.3 | CHN |
| +033+ | 2.52 | Mel Harder | 63 | CLE |
| +035+ | 2.4 | Jumbo Elliott | 93.7 | LAN |
| +037+ | 2.25 | Bump Hadley | 84.3 | MIN |
| +039+ | 2.13 | Socks Seibold | 106.7 | ATL |
| +042+ | 2.03 | Bobby Burke | 39 | MIN |
| +041+ | 2.03 | Watty Clark | 90.3 | LAN |
| +046+ | 1.85 | Pete Appleton | 49.7 | CLE |
| +049+ | 1.81 | Rube Walberg | 104 | OAK |
| +051+ | 1.77 | General Crowder | 103.7 | TOT |
| +052+ | 1.71 | Herb Pennock | 60.7 | NYA |
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