| Team | Tm | Tier | Game |
|---|---|---|---|
| Boston Red Sox | BOS | 2.45 | 195105130_BOS_MIN |
| Philadelphia Athletics | OAK | 1.79 | 195105131_NYA_OAK |
| Pittsburgh Pirates | PIT | 0.84 | 195105131_CHN_PIT |
| Chicago Cubs | CHN | 0.83 | 195105131_CHN_PIT |
| St. Louis Cardinals | SLN | 0.78 | 195105121_SLN_CIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Browns | BAL | -6.28 | 195105131_DET_BAL |
| Cleveland Indians | CLE | -0.88 | 195105120_CLE_CHA |
| New York Giants | SFN | -0.6 | 195105131_PHI_SFN |
| Philadelphia Phillies | PHI | -0.19 | 195105131_PHI_SFN |
| Detroit Tigers | DET | -0.13 | 195105120_DET_BAL |
Based on accumulated WAA for this season up to 1951-05-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +007+ | 1.85 | Gerry Staley | 43.3 | SLN |
| +009+ | 1.83 | Mickey McDermott | 22.7 | BOS |
| +018+ | 1.56 | Carl Scheib | 32 | OAK |
| +019+ | 1.56 | Johnny Klippstein | 15.3 | CHN |
| +029+ | 1.26 | Frank Smith | 17.7 | CIN |
| XXXXX | 1.01 | Cal McLish | 20.3 | CHN |
| XXXXX | 0.94 | George Spencer | 22.3 | SFN |
| XXXXX | 0.94 | Fritz Dorish | 12.3 | CHA |
| XXXXX | 0.85 | Marv Rotblatt | 22.7 | CHA |
| XXXXX | 0.83 | Clyde King | 25.7 | LAN |
| XXXXX | 0.82 | Ray Herbert | 13 | DET |
| XXXXX | 0.75 | Fred Sanford | 11.7 | NYA |
| XXXXX | 0.68 | Ralph Branca | 12.3 | LAN |
| XXXXX | 0.66 | Bob Hooper | 19 | OAK |
| XXXXX | 0.56 | Bud Byerly | 14.7 | CIN |
| XXXXX | 0.55 | Morrie Martin | 20 | OAK |
| XXXXX | 0.53 | Joe Muir | 14.7 | PIT |
| XXXXX | 0.51 | Erv Palica | 10.3 | LAN |
| XXXXX | 0.51 | Ted Wilks | 11.3 | SLN |
| XXXXX | 0.47 | Bob Kelly | 4.7 | CHN |
| XXXXX | 0.44 | Joe Hatten | 28.3 | LAN |
| XXXXX | 0.42 | Bob Lemon | 37.7 | CLE |
| XXXXX | 0.38 | Leo Cristante | 19 | PHI |
| XXXXX | 0.35 | Mickey Harris | 14.3 | MIN |
| XXXXX | 0.3 | Dutch Leonard | 3 | CHN |
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