| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dutch Leonard | PHI | 8.91 | 194807270_CHN_PHI |
| Harry Brecheen | SLN | 7.11 | 194807252_ATL_SLN |
| Hal Newhouser | DET | 7.09 | 194807270_BOS_DET |
| Johnny Schmitz | CHN | 6.35 | 194807270_CHN_PHI |
| Ralph Branca | LAN | 3.19 | 194807252_LAN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gillespie | CHA | -1.43 | 194807252_CHA_NYA |
| Gerry Staley | SLN | -0.52 | 194807251_ATL_SLN |
| Lou Brissie | OAK | -0.51 | 194807270_OAK_CLE |
| Johnny Vander Meer | CIN | -0.3 | 194807270_CIN_SFN |
| Ellis Kinder | BOS | -0.25 | 194807270_BOS_DET |
Based on accumulated WAA for this season up to 1948-07-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.62 | Dutch Leonard | 148 | PHI |
| +003+ | 6.65 | Johnny Sain | 178.7 | ATL |
| +010+ | 5.24 | Johnny Schmitz | 156 | CHN |
| +011+ | 5.05 | Bob Lemon | 174.3 | CLE |
| +012+ | 4.94 | Harry Brecheen | 127 | SLN |
| +017+ | 4.37 | Joe Dobson | 159.3 | BOS |
| +018+ | 4.32 | Mel Parnell | 120 | BOS |
| +021+ | 3.89 | Hal Newhouser | 167.3 | DET |
| +023+ | 3.68 | Gene Bearden | 100.3 | CLE |
| +030+ | 3.24 | Russ Meyer | 131 | CHN |
| +031+ | 3.2 | Walt Masterson | 117.7 | MIN |
| +032+ | 3.01 | Ray Scarborough | 98 | MIN |
| +034+ | 2.97 | Ralph Branca | 161.7 | LAN |
| +035+ | 2.87 | Larry Jansen | 169.3 | SFN |
| +037+ | 2.57 | Eddie Lopat | 137 | NYA |
| +038+ | 2.56 | Bob Chesnes | 83.7 | PIT |
| +045+ | 2.31 | Elmer Riddle | 129.3 | PIT |
| +047+ | 2.29 | Preacher Roe | 91.3 | LAN |
| +051+ | 2.08 | Dave Koslo | 87 | SFN |
| +055+ | 2.02 | Tommy Byrne | 62 | NYA |
| +056+ | 1.99 | Dizzy Trout | 128.3 | DET |
| +058+ | 1.88 | Kirby Higbe | 96.3 | PIT |
| +060+ | 1.83 | Joe Coleman | 146.7 | OAK |
| +068+ | 1.6 | Vic Raschi | 122.7 | NYA |
| +070+ | 1.57 | Bobby Hogue | 58.7 | ATL |
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