| Starter | Tm | Tier | Game |
|---|---|---|---|
| Johnny Schmitz | CHN | 8.02 | 194809130_CHN_LAN |
| Johnny Sain | ATL | 7.53 | 194809140_CHN_ATL |
| Bob Lemon | CLE | 7.38 | 194809140_NYA_CLE |
| Harry Brecheen | SLN | 6.11 | 194809140_SLN_PHI |
| Ray Scarborough | MIN | 2.23 | 194809141_MIN_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Kennedy | BAL | -2.16 | 194809130_BAL_CLE |
| Al Gettel | CHA | -1.13 | 194809150_BOS_CHA |
| Milo Candini | MIN | -1.08 | 194809150_MIN_DET |
| Don Black | CLE | -0.93 | 194809130_BAL_CLE |
| Red Munger | SLN | -0.81 | 194809150_SLN_PHI |
Based on accumulated WAA for this season up to 1948-09-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 8.71 | Johnny Sain | 275.7 | ATL |
| +006+ | 8.42 | Harry Brecheen | 208 | SLN |
| +007+ | 8.35 | Dutch Leonard | 210.7 | PHI |
| +008+ | 8.33 | Johnny Schmitz | 233.3 | CHN |
| +009+ | 8.24 | Bob Lemon | 271.3 | CLE |
| +019+ | 5.78 | Gene Bearden | 178 | CLE |
| +020+ | 5.68 | Ray Scarborough | 157.7 | MIN |
| +027+ | 4.65 | Mel Parnell | 186.3 | BOS |
| +026+ | 4.65 | Hal Newhouser | 228.3 | DET |
| +030+ | 4.55 | Preacher Roe | 158.7 | LAN |
| +031+ | 4.38 | Rex Barney | 210 | LAN |
| +033+ | 4.21 | Joe Dobson | 223.3 | BOS |
| +036+ | 3.75 | Bob Chesnes | 160.3 | PIT |
| +037+ | 3.75 | Dizzy Trout | 170.7 | DET |
| +038+ | 3.73 | Robin Roberts | 132.3 | PHI |
| +043+ | 3.19 | Johnny Vander Meer | 197 | CIN |
| +045+ | 3.08 | Vic Raschi | 196 | NYA |
| +046+ | 3.02 | Warren Spahn | 233 | ATL |
| +048+ | 3.01 | Sheldon Jones | 187.3 | SFN |
| +050+ | 2.88 | Steve Gromek | 118 | CLE |
| +051+ | 2.79 | Eddie Lopat | 208.3 | NYA |
| +053+ | 2.7 | Larry Jansen | 261 | SFN |
| +054+ | 2.68 | Elmer Riddle | 191 | PIT |
| +056+ | 2.62 | Satchel Paige | 72.7 | CLE |
| +059+ | 2.56 | Spec Shea | 155.7 | NYA |
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