| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 4.05 | 193109141_CLE_OAK |
| Washington Senators | MIN | 2.55 | 193109130_CLE_MIN |
| Brooklyn Robins | LAN | 0.86 | 193109130_PIT_LAN |
| Pittsburgh Pirates | PIT | 0.77 | 193109130_PIT_LAN |
| St. Louis Cardinals | SLN | 0.75 | 193109131_PHI_SLN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -7.21 | 193109121_CHA_NYA |
| St. Louis Browns | BAL | -4.02 | 193109121_BAL_OAK |
| Boston Red Sox | BOS | -1.14 | 193109120_DET_BOS |
| Detroit Tigers | DET | -0.46 | 193109140_DET_NYA |
| Cincinnati Reds | CIN | -0.43 | 193109131_SFN_CIN |
Based on accumulated WAA for this season up to 1931-09-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +032+ | 4.39 | George Earnshaw | 263 | OAK |
| +044+ | 3.56 | Bump Hadley | 165.3 | MIN |
| +048+ | 3.33 | Glenn Spencer | 169 | PIT |
| +070+ | 2.3 | Jack Ogden | 85 | CIN |
| +088+ | 1.92 | Jack Quinn | 61.3 | LAN |
| +090+ | 1.84 | Red Faber | 178 | CHA |
| +099+ | 1.59 | Eddie Rommel | 100 | OAK |
| +103+ | 1.47 | Jim Lindsey | 65.7 | SLN |
| XXXXX | 1.2 | Cy Moore | 51.7 | LAN |
| XXXXX | 1.09 | Wilcy Moore | 167.3 | BOS |
| XXXXX | 0.64 | Hank McDonald | 70.3 | OAK |
| XXXXX | 0.55 | Sloppy Thurston | 134.3 | LAN |
| XXXXX | 0.43 | Jack Berly | 103 | SFN |
| XXXXX | 0.15 | John Milligan | 8 | PHI |
| XXXXX | 0.13 | Bob Cooney | 14.3 | BAL |
| XXXXX | -0.11 | Gordon Rhodes | 62 | NYA |
| XXXXX | -0.21 | Oral Hildebrand | 4.3 | CLE |
| XXXXX | -0.28 | Roy Mahaffey | 159.3 | OAK |
| XXXXX | -0.46 | Bill Sherdel | 129.3 | ATL |
| XXXXX | -0.64 | Hal Haid | 52.7 | ATL |
| XXXXX | -0.74 | Grant Bowler | 23.3 | CHA |
| XXXXX | -0.77 | Joe Heving | 42.3 | SFN |
| XXXXX | -0.9 | Ed Wells | 116.7 | NYA |
| XXXXX | -0.91 | Bruce Cunningham | 129 | ATL |
| XXXXX | -1.24 | Charlie Sullivan | 92.3 | DET |
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