| Starter | Tm | Tier | Game |
|---|---|---|---|
| Harry Brecheen | SLN | 6.8 | 194808291_LAN_SLN |
| Johnny Sain | ATL | 5.83 | 194808300_ATL_PIT |
| Bob Lemon | CLE | 5.74 | 194808291_CLE_MIN |
| Ray Scarborough | MIN | 2.96 | 194808300_CLE_MIN |
| Hal Newhouser | DET | 2.85 | 194808300_DET_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sid Hudson | MIN | -6.31 | 194808310_CHA_MIN |
| Mickey Harris | BOS | -2.23 | 194808292_BAL_BOS |
| Herm Wehmeier | CIN | -2.09 | 194808292_SFN_CIN |
| Dutch McCall | CHN | -1.74 | 194808291_PHI_CHN |
| Stubby Overmire | DET | -1.51 | 194808292_DET_NYA |
Based on accumulated WAA for this season up to 1948-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 8.06 | Dutch Leonard | 185.7 | PHI |
| +006+ | 7.92 | Bob Lemon | 241 | CLE |
| +008+ | 7.11 | Johnny Schmitz | 209.3 | CHN |
| +010+ | 6.8 | Johnny Sain | 241.7 | ATL |
| +013+ | 6.63 | Harry Brecheen | 182 | SLN |
| +017+ | 5.28 | Gene Bearden | 160.7 | CLE |
| +019+ | 5.16 | Ray Scarborough | 149.7 | MIN |
| +024+ | 4.35 | Bob Chesnes | 137.3 | PIT |
| +025+ | 4.26 | Robin Roberts | 101.7 | PHI |
| +030+ | 3.91 | Mel Parnell | 168.3 | BOS |
| +032+ | 3.79 | Joe Dobson | 199.7 | BOS |
| +035+ | 3.56 | Vic Raschi | 173 | NYA |
| +037+ | 3.5 | Rex Barney | 183.7 | LAN |
| +038+ | 3.45 | Hal Newhouser | 200.3 | DET |
| +040+ | 3.4 | Satchel Paige | 59.7 | CLE |
| +043+ | 3.25 | Preacher Roe | 128.3 | LAN |
| +048+ | 3.03 | Eddie Lopat | 187 | NYA |
| +049+ | 2.94 | Spec Shea | 140.7 | NYA |
| +050+ | 2.91 | Elmer Riddle | 172.7 | PIT |
| +051+ | 2.66 | Ned Garver | 151.7 | BAL |
| +058+ | 2.5 | Steve Gromek | 103 | CLE |
| +060+ | 2.4 | Bob Porterfield | 46.3 | NYA |
| +062+ | 2.27 | Nels Potter | 98.3 | TOT |
| +065+ | 2.1 | Sheldon Jones | 166.7 | SFN |
| +066+ | 2.01 | Walt Masterson | 158.3 | MIN |
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