| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Feller | CLE | 9.09 | 194806040_CLE_MIN |
| Harry Brecheen | SLN | 8.72 | 194806030_LAN_SLN |
| Johnny Schmitz | CHN | 7.23 | 194806040_PHI_CHN |
| Johnny Sain | ATL | 4.44 | 194806020_ATL_PIT |
| Hal Newhouser | DET | 4.28 | 194806030_DET_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jack Kramer | BOS | -1.73 | 194806030_BAL_BOS |
| Preacher Roe | LAN | -1.57 | 194806030_LAN_SLN |
| Johnny Vander Meer | CIN | -1.02 | 194806020_SFN_CIN |
| Dutch McCall | CHN | -0.72 | 194806020_PHI_CHN |
| Art Houtteman | DET | -0.58 | 194806020_DET_NYA |
Based on accumulated WAA for this season up to 1948-06-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.21 | Harry Brecheen | 57 | SLN |
| +004+ | 3.56 | Bob Lemon | 86.3 | CLE |
| +006+ | 2.94 | Johnny Schmitz | 77.3 | CHN |
| +007+ | 2.88 | Gene Bearden | 43.7 | CLE |
| +011+ | 2.71 | Kirby Higbe | 58.3 | PIT |
| +012+ | 2.58 | Ken Heintzelman | 34.3 | PHI |
| +014+ | 2.51 | Walt Masterson | 64.3 | MIN |
| +015+ | 2.49 | Elmer Riddle | 65 | PIT |
| +016+ | 2.44 | Vic Raschi | 52 | NYA |
| +018+ | 2.18 | Bob Feller | 78 | CLE |
| +020+ | 2 | Dutch Leonard | 64 | PHI |
| +022+ | 1.97 | Joe Dobson | 81.7 | BOS |
| +024+ | 1.89 | Dave Koslo | 48.3 | SFN |
| +028+ | 1.75 | Spec Shea | 58 | NYA |
| +029+ | 1.7 | Warren Spahn | 54.7 | ATL |
| +030+ | 1.67 | Russ Meyer | 57.3 | CHN |
| +035+ | 1.44 | Ray Poat | 50.3 | SFN |
| +036+ | 1.4 | Mel Parnell | 48.7 | BOS |
| +038+ | 1.37 | Johnny Sain | 69.3 | ATL |
| +041+ | 1.34 | Joe Coleman | 64 | OAK |
| XXXXX | 1.18 | Ralph Branca | 76.7 | LAN |
| XXXXX | 1.15 | Ray Scarborough | 33.3 | MIN |
| XXXXX | 1.01 | Carl Scheib | 56 | OAK |
| XXXXX | 0.95 | Preacher Roe | 51.3 | LAN |
| XXXXX | 0.82 | Bill Voiselle | 65.7 | ATL |
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