| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Lemon | CLE | 7.64 | 194809112_BAL_CLE |
| Johnny Sain | ATL | 7.61 | 194809111_ATL_PHI |
| Dutch Leonard | PHI | 6.94 | 194809121_ATL_PHI |
| Bob Chesnes | PIT | 2.82 | 194809110_PIT_CHN |
| Dizzy Trout | DET | 2.08 | 194809100_DET_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sid Hudson | MIN | -5.27 | 194809101_OAK_MIN |
| Blackie Schwamb | BAL | -1.52 | 194809122_BAL_CLE |
| Al Gettel | CHA | -1.12 | 194809111_CHA_DET |
| Phil Marchildon | OAK | -0.92 | 194809102_OAK_MIN |
| Ralph Hamner | CHN | -0.7 | 194809120_PIT_CHN |
Based on accumulated WAA for this season up to 1948-09-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 8.73 | Bob Lemon | 265.3 | CLE |
| +006+ | 8.49 | Johnny Sain | 266.7 | ATL |
| +007+ | 8.35 | Dutch Leonard | 210.7 | PHI |
| +008+ | 8.35 | Johnny Schmitz | 225.3 | CHN |
| +012+ | 7.56 | Harry Brecheen | 199 | SLN |
| +019+ | 5.75 | Gene Bearden | 177.7 | CLE |
| +026+ | 4.64 | Mel Parnell | 186.3 | BOS |
| +029+ | 4.36 | Rex Barney | 201 | LAN |
| +030+ | 4.2 | Joe Dobson | 223.3 | BOS |
| +032+ | 3.91 | Preacher Roe | 149.7 | LAN |
| +033+ | 3.85 | Hal Newhouser | 217.3 | DET |
| +034+ | 3.78 | Dizzy Trout | 170.7 | DET |
| +035+ | 3.71 | Bob Chesnes | 160.3 | PIT |
| +041+ | 3.38 | Robin Roberts | 124.3 | PHI |
| +042+ | 3.33 | Elmer Riddle | 185 | PIT |
| +045+ | 3.18 | Steve Gromek | 116.7 | CLE |
| +044+ | 3.18 | Johnny Vander Meer | 197 | CIN |
| +047+ | 3.08 | Vic Raschi | 196 | NYA |
| +048+ | 3.07 | Larry Jansen | 256 | SFN |
| +049+ | 3.06 | Eddie Lopat | 202.3 | NYA |
| +050+ | 3.01 | Sheldon Jones | 187.3 | SFN |
| +051+ | 2.93 | Ned Garver | 170.7 | BAL |
| +057+ | 2.59 | Warren Spahn | 224 | ATL |
| +058+ | 2.57 | Spec Shea | 155.7 | NYA |
| +059+ | 2.54 | Nels Potter | 102.3 | TOT |
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