| Team | Tm | Tier | Game |
|---|---|---|---|
| Cincinnati Reds | CIN | 1.98 | 195109091_CHN_CIN |
| New York Yankees | NYA | 1.77 | 195109080_MIN_NYA |
| Cleveland Indians | CLE | 1.74 | 195109090_CLE_BAL |
| Chicago White Sox | CHA | 0.55 | 195109090_DET_CHA |
| Boston Red Sox | BOS | 0.5 | 195109071_BOS_OAK |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Pittsburgh Pirates | PIT | -5.92 | 195109091_SLN_PIT |
| St. Louis Browns | BAL | -4.76 | 195109071_CLE_BAL |
| Philadelphia Athletics | OAK | -2.39 | 195109071_BOS_OAK |
| Detroit Tigers | DET | -1.34 | 195109071_DET_CHA |
| Chicago Cubs | CHN | -0.22 | 195109070_CHN_CIN |
Based on accumulated WAA for this season up to 1951-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +008+ | 6.52 | Mike Garcia | 231.3 | CLE |
| +026+ | 4.34 | Allie Reynolds | 191 | NYA |
| +035+ | 3.66 | Mickey McDermott | 160.7 | BOS |
| +040+ | 3.49 | Luis Aloma | 65 | CHA |
| +056+ | 2.99 | Ellis Kinder | 113 | BOS |
| +060+ | 2.76 | Dutch Leonard | 76 | CHN |
| +063+ | 2.7 | Ewell Blackwell | 207.3 | CIN |
| +064+ | 2.68 | Harry Perkowski | 96.7 | CIN |
| +071+ | 2.32 | Monk Dubiel | 44.7 | CHN |
| +081+ | 1.93 | Monte Kennedy | 64.7 | SFN |
| +082+ | 1.88 | Ken Raffensberger | 216.3 | CIN |
| +092+ | 1.61 | Bob Rush | 190.7 | CHN |
| +091+ | 1.61 | Ted Wilks | 83 | TOT |
| +094+ | 1.54 | Leo Kiely | 81.7 | BOS |
| +097+ | 1.44 | Walt Masterson | 53.7 | BOS |
| +102+ | 1.35 | Lou Brissie | 111.7 | TOT |
| +105+ | 1.32 | Howie Fox | 206 | CIN |
| +108+ | 1.28 | Clyde King | 114.3 | LAN |
| XXXXX | 1.17 | Morrie Martin | 135 | OAK |
| XXXXX | 1.1 | Bob Kuzava | 120.3 | TOT |
| XXXXX | 1.09 | Phil Paine | 31.7 | ATL |
| XXXXX | 1.06 | Frank Smith | 62 | CIN |
| XXXXX | 1.02 | Joe Ostrowski | 84.7 | NYA |
| XXXXX | 0.74 | Andy Hansen | 25.3 | PHI |
| XXXXX | 0.72 | Dick Bokelmann | 36.3 | SLN |
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