| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dutch Leonard | PHI | 10.58 | 194808152_SFN_PHI |
| Johnny Sain | ATL | 7.5 | 194808150_LAN_ATL |
| Johnny Schmitz | CHN | 5.84 | 194808170_SLN_CHN |
| Bob Lemon | CLE | 3.64 | 194808152_CLE_CHA |
| Ray Scarborough | MIN | 2.4 | 194808151_BOS_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sid Hudson | MIN | -5.03 | 194808170_NYA_MIN |
| Dutch McCall | CHN | -1.59 | 194808152_CHN_CIN |
| Bill Kennedy | BAL | -1.49 | 194808170_BAL_CLE |
| Red Munger | SLN | -1.41 | 194808170_SLN_CHN |
| Herm Wehmeier | CIN | -1.23 | 194808151_CHN_CIN |
Based on accumulated WAA for this season up to 1948-08-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.81 | Dutch Leonard | 167 | PHI |
| +006+ | 7.06 | Harry Brecheen | 163 | SLN |
| +009+ | 6.44 | Johnny Sain | 215.7 | ATL |
| +010+ | 6.11 | Johnny Schmitz | 191.3 | CHN |
| +011+ | 5.97 | Bob Lemon | 214 | CLE |
| +015+ | 5.62 | Gene Bearden | 135.7 | CLE |
| +017+ | 5.03 | Ted Wilks | 99 | SLN |
| +018+ | 4.95 | Ray Scarborough | 132.3 | MIN |
| +022+ | 4.33 | Hal Newhouser | 180.7 | DET |
| +024+ | 4.23 | Joe Dobson | 177 | BOS |
| +030+ | 3.65 | Dizzy Trout | 156.3 | DET |
| +032+ | 3.27 | Mel Parnell | 141.3 | BOS |
| +037+ | 2.87 | Bob Chesnes | 110.7 | PIT |
| +041+ | 2.77 | Vic Raschi | 151.7 | NYA |
| +042+ | 2.62 | Tommy Byrne | 81 | NYA |
| +044+ | 2.6 | Steve Gromek | 95.3 | CLE |
| +045+ | 2.59 | Dave Koslo | 111.7 | SFN |
| +046+ | 2.57 | Ned Garver | 135.7 | BAL |
| +048+ | 2.45 | Robin Roberts | 79.3 | PHI |
| +050+ | 2.44 | Carl Erskine | 29.7 | LAN |
| +051+ | 2.36 | Nels Potter | 97 | TOT |
| +052+ | 2.34 | Preacher Roe | 113.7 | LAN |
| +053+ | 2.32 | Ralph Branca | 172.3 | LAN |
| +055+ | 2.28 | Rex Barney | 148 | LAN |
| +056+ | 2.27 | Russ Meyer | 141.3 | CHN |
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