| Starter | Tm | Tier | Game |
|---|---|---|---|
| Harry Brecheen | SLN | 8.08 | 194808190_CIN_SLN |
| Johnny Schmitz | CHN | 5.84 | 194808170_SLN_CHN |
| Joe Dobson | BOS | 2.57 | 194808190_OAK_BOS |
| Gene Bearden | CLE | 2.41 | 194808170_BAL_CLE |
| Bob Chesnes | PIT | 1.11 | 194808180_PIT_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sid Hudson | MIN | -5.03 | 194808170_NYA_MIN |
| Bill Kennedy | BAL | -1.49 | 194808170_BAL_CLE |
| Red Munger | SLN | -1.41 | 194808170_SLN_CHN |
| Marino Pieretti | CHA | -1.13 | 194808170_CHA_DET |
| Doyle Lade | CHN | -0.47 | 194808190_PIT_CHN |
Based on accumulated WAA for this season up to 1948-08-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.88 | Harry Brecheen | 172 | SLN |
| +004+ | 7.76 | Dutch Leonard | 167 | PHI |
| +009+ | 6.4 | Johnny Sain | 215.7 | ATL |
| +010+ | 6.04 | Johnny Schmitz | 191.3 | CHN |
| +012+ | 5.9 | Bob Lemon | 214 | CLE |
| +015+ | 5.58 | Gene Bearden | 135.7 | CLE |
| +017+ | 4.99 | Ted Wilks | 99 | SLN |
| +018+ | 4.96 | Ray Scarborough | 132.3 | MIN |
| +022+ | 4.28 | Hal Newhouser | 180.7 | DET |
| +028+ | 3.6 | Dizzy Trout | 156.3 | DET |
| +029+ | 3.56 | Joe Dobson | 183.7 | BOS |
| +033+ | 3.22 | Mel Parnell | 141.3 | BOS |
| +034+ | 3.2 | Robin Roberts | 87.3 | PHI |
| +036+ | 3.1 | Rex Barney | 157 | LAN |
| +038+ | 3.06 | Vic Raschi | 156.7 | NYA |
| +039+ | 3.04 | Bob Chesnes | 119.3 | PIT |
| +045+ | 2.63 | Tommy Byrne | 81 | NYA |
| +046+ | 2.57 | Steve Gromek | 95.3 | CLE |
| +047+ | 2.56 | Dave Koslo | 111.7 | SFN |
| +048+ | 2.53 | Ned Garver | 135.7 | BAL |
| +052+ | 2.43 | Carl Erskine | 29.7 | LAN |
| +054+ | 2.34 | Nels Potter | 97 | TOT |
| +055+ | 2.3 | Preacher Roe | 113.7 | LAN |
| +056+ | 2.26 | Ralph Branca | 172.3 | LAN |
| +057+ | 2.26 | Sheldon Jones | 145.7 | SFN |
_