| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 12.1 | 193108090_OAK_NYA |
| New York Giants | SFN | 4.27 | 193108090_SFN_LAN |
| St. Louis Cardinals | SLN | 1.61 | 193108090_CHN_SLN |
| Washington Senators | MIN | 1.47 | 193108110_MIN_CHA |
| Chicago Cubs | CHN | 0.96 | 193108090_CHN_SLN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -3.24 | 193108091_PHI_ATL |
| Boston Red Sox | BOS | -1.21 | 193108090_BOS_MIN |
| St. Louis Browns | BAL | -1.04 | 193108110_BOS_BAL |
| Detroit Tigers | DET | -0.48 | 193108110_OAK_DET |
| Chicago White Sox | CHA | -0.3 | 193108091_BAL_CHA |
Based on accumulated WAA for this season up to 1931-08-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +009+ | 5.96 | Carl Hubbell | 168.7 | SFN |
| +016+ | 4.6 | Lloyd Brown | 177.3 | MIN |
| +041+ | 2.69 | Rube Walberg | 211.7 | OAK |
| +049+ | 2.22 | Flint Rhem | 146.3 | SLN |
| +052+ | 2.11 | Jack Quinn | 54 | LAN |
| +065+ | 1.97 | Jack Ogden | 72.3 | CIN |
| +067+ | 1.9 | Jakie May | 56.7 | CHN |
| +070+ | 1.75 | George Uhle | 143 | DET |
| +073+ | 1.69 | Jumbo Elliott | 183.3 | PHI |
| +078+ | 1.66 | Eppa Rixey | 92.3 | CIN |
| +083+ | 1.58 | Bob Smith | 168.7 | CHN |
| +091+ | 1.33 | Syl Johnson | 130.7 | SLN |
| XXXXX | 1.18 | Jack Berly | 96 | SFN |
| XXXXX | 0.99 | Jim Lindsey | 51.3 | SLN |
| XXXXX | 0.86 | Lon Warneke | 39.3 | CHN |
| XXXXX | 0.86 | Clise Dudley | 132.3 | PHI |
| XXXXX | 0.51 | Gordon Rhodes | 27.3 | NYA |
| XXXXX | 0.27 | Ed Baecht | 59.3 | CHN |
| XXXXX | -0.12 | Hal Haid | 27 | ATL |
| XXXXX | -0.17 | Mel Harder | 133.7 | CLE |
| XXXXX | -0.19 | Dolf Luque | 95 | LAN |
| XXXXX | -0.24 | Steve Swetonic | 21.7 | PIT |
| XXXXX | -0.28 | Bill Morrell | 66 | SFN |
| XXXXX | -0.51 | Roy Parmelee | 7.7 | SFN |
| XXXXX | -0.52 | Chad Kimsey | 65 | BAL |
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