| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | 2.16 | 193109120_CLE_MIN |
| Brooklyn Robins | LAN | 0.94 | 193109100_LAN_CIN |
| Philadelphia Athletics | OAK | 0.83 | 193109121_BAL_OAK |
| St. Louis Cardinals | SLN | 0.63 | 193109120_ATL_SLN |
| New York Yankees | NYA | 0.63 | 193109121_CHA_NYA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Browns | BAL | -9.18 | 193109100_BAL_OAK |
| Chicago White Sox | CHA | -7.21 | 193109121_CHA_NYA |
| Boston Red Sox | BOS | -1.38 | 193109100_DET_BOS |
| Cincinnati Reds | CIN | -1.12 | 193109110_LAN_CIN |
| Philadelphia Phillies | PHI | -0.27 | 193109110_PHI_CHN |
Based on accumulated WAA for this season up to 1931-09-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +024+ | 5.06 | Lefty Gomez | 205.3 | NYA |
| +045+ | 3.57 | Firpo Marberry | 194.3 | MIN |
| +048+ | 3.44 | Glenn Spencer | 161.7 | PIT |
| +052+ | 3 | Bump Hadley | 159.7 | MIN |
| +069+ | 2.3 | Jack Ogden | 85 | CIN |
| +082+ | 1.91 | Jack Quinn | 61.3 | LAN |
| +101+ | 1.53 | Red Faber | 171 | CHA |
| +105+ | 1.46 | Jim Lindsey | 65.7 | SLN |
| +107+ | 1.39 | Eddie Rommel | 98 | OAK |
| XXXXX | 1.19 | Cy Moore | 51.7 | LAN |
| XXXXX | 0.64 | Hank McDonald | 70.3 | OAK |
| XXXXX | 0.53 | Sloppy Thurston | 134.3 | LAN |
| XXXXX | 0.41 | Jack Berly | 103 | SFN |
| XXXXX | 0.36 | Sarge Connally | 68.7 | CLE |
| XXXXX | 0.13 | Bob Cooney | 14.3 | BAL |
| XXXXX | 0.11 | Oral Hildebrand | 3.3 | CLE |
| XXXXX | 0.08 | Bobby Reeves | 7.3 | BOS |
| XXXXX | -0.1 | Gordon Rhodes | 62 | NYA |
| XXXXX | -0.3 | Bruce Cunningham | 126.7 | ATL |
| XXXXX | -0.3 | Roy Mahaffey | 159.3 | OAK |
| XXXXX | -0.46 | Jim Peterson | 4 | OAK |
| XXXXX | -0.56 | Bill Sherdel | 128.3 | ATL |
| XXXXX | -0.63 | Hal Haid | 50.7 | ATL |
| XXXXX | -0.78 | Joe Heving | 42.3 | SFN |
| XXXXX | -0.82 | Benny Frey | 123.7 | CIN |
_