| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Giants | SFN | 13.73 | 193107270_SFN_PIT |
| Philadelphia Athletics | OAK | 11.05 | 193107290_BAL_OAK |
| Washington Senators | MIN | 2.17 | 193107290_CLE_MIN |
| Boston Braves | ATL | 1.03 | 193107280_ATL_SLN |
| Brooklyn Robins | LAN | 0.02 | 193107280_LAN_CIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -3.59 | 193107280_CHA_NYA |
| St. Louis Browns | BAL | -1.11 | 193107280_BAL_OAK |
| Boston Red Sox | BOS | -0.51 | 193107291_DET_BOS |
| Cincinnati Reds | CIN | -0.5 | 193107290_LAN_CIN |
| Philadelphia Phillies | PHI | -0.48 | 193107280_PHI_CHN |
Based on accumulated WAA for this season up to 1931-07-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 9.23 | Lefty Grove | 189 | OAK |
| +018+ | 4.47 | Lloyd Brown | 172.3 | MIN |
| +034+ | 2.77 | Rube Walberg | 196 | OAK |
| +037+ | 2.53 | Lefty Gomez | 129 | NYA |
| +038+ | 2.52 | Bump Hadley | 108.7 | MIN |
| +059+ | 1.84 | Jakie May | 51.3 | CHN |
| +063+ | 1.77 | Jack Berly | 88 | SFN |
| +084+ | 1.43 | Jumbo Elliott | 160 | PHI |
| XXXXX | 1.08 | Vic Sorrell | 168 | DET |
| XXXXX | 0.73 | Wilcy Moore | 111.7 | BOS |
| XXXXX | 0.71 | Glenn Spencer | 85.7 | PIT |
| XXXXX | 0.65 | Benny Frey | 88 | CIN |
| XXXXX | 0.54 | Eddie Rommel | 55 | OAK |
| XXXXX | 0.48 | Jim Weaver | 48.7 | NYA |
| XXXXX | 0.32 | Steve Swetonic | 16.3 | PIT |
| XXXXX | 0.31 | Dolf Luque | 84.3 | LAN |
| XXXXX | 0.3 | Bobby Burke | 94.3 | MIN |
| XXXXX | 0.21 | Ed Baecht | 58.3 | CHN |
| XXXXX | 0.15 | Sarge Connally | 12 | CLE |
| XXXXX | 0.12 | Chad Kimsey | 58.3 | BAL |
| XXXXX | -0.19 | Pete Appleton | 25.3 | CLE |
| XXXXX | -0.28 | Hal Haid | 25 | ATL |
| XXXXX | -0.38 | Phil Gallivan | 15.3 | LAN |
| XXXXX | -0.44 | Cy Moore | 19 | LAN |
| XXXXX | -0.54 | Jud McLaughlin | 3 | BOS |
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