| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 4.32 | 195006151_CIN_ATL |
| Bob Rush | CHN | 3.23 | 195006160_CHN_SFN |
| Ken Raffensberger | CIN | 2.65 | 195006151_CIN_ATL |
| Max Lanier | SLN | 1.91 | 195006140_SLN_PHI |
| Hal Newhouser | DET | 1.43 | 195006160_BOS_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Herm Wehmeier | CIN | -3.79 | 195006152_CIN_ATL |
| Walt Masterson | BOS | -3.12 | 195006150_BOS_CLE |
| Billy Pierce | CHA | -1.44 | 195006150_NYA_CHA |
| Alex Kellner | OAK | -1.19 | 195006160_OAK_CLE |
| Steve Nagy | MIN | -1.14 | 195006160_MIN_CHA |
Based on accumulated WAA for this season up to 1950-06-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 4.29 | Howie Pollet | 82 | SLN |
| +005+ | 3.55 | Warren Spahn | 109.3 | ATL |
| +006+ | 3.53 | Bob Miller | 54 | PHI |
| +011+ | 2.81 | Max Lanier | 69.7 | SLN |
| +016+ | 2.73 | Hal Newhouser | 64 | DET |
| +017+ | 2.72 | Cliff Chambers | 99 | PIT |
| +018+ | 2.71 | Bob Cain | 68.3 | CHA |
| +019+ | 2.65 | Connie Marrero | 61.7 | MIN |
| +021+ | 2.64 | Harry Brecheen | 64 | SLN |
| +023+ | 2.52 | Ewell Blackwell | 74 | CIN |
| +024+ | 2.49 | Robin Roberts | 94.3 | PHI |
| +025+ | 2.47 | Vern Bickford | 105 | ATL |
| +027+ | 2.31 | Ray Scarborough | 95.7 | TOT |
| +030+ | 2.23 | Art Houtteman | 100.3 | DET |
| +031+ | 2.21 | Larry Jansen | 83.7 | SFN |
| +034+ | 2.13 | Ken Raffensberger | 93.7 | CIN |
| +035+ | 2.04 | Johnny Schmitz | 82 | CHN |
| +037+ | 1.95 | Preacher Roe | 80.7 | LAN |
| +038+ | 1.93 | Vic Raschi | 89.7 | NYA |
| +039+ | 1.89 | Red Munger | 73 | SLN |
| +042+ | 1.82 | Bob Rush | 92 | CHN |
| +044+ | 1.71 | Tommy Byrne | 79.7 | NYA |
| +046+ | 1.69 | Bill Wight | 84.3 | CHA |
| +047+ | 1.65 | Joe Dobson | 102.7 | BOS |
| +048+ | 1.63 | Sid Hudson | 85.3 | MIN |
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