| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 4.05 | 193109141_CLE_OAK |
| Washington Senators | MIN | 2.55 | 193109130_CLE_MIN |
| Brooklyn Robins | LAN | 1.2 | 193109151_LAN_PIT |
| 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 | -4.88 | 193109131_CHA_BOS |
| Detroit Tigers | DET | -0.56 | 193109150_DET_NYA |
| Cleveland Indians | CLE | -0.53 | 193109150_CLE_OAK |
| Cincinnati Reds | CIN | -0.43 | 193109131_SFN_CIN |
| Philadelphia Phillies | PHI | -0.22 | 193109150_PHI_SLN |
Based on accumulated WAA for this season up to 1931-09-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +033+ | 4.35 | George Earnshaw | 263 | OAK |
| +044+ | 3.54 | Bump Hadley | 165.3 | MIN |
| +048+ | 3.3 | Glenn Spencer | 169 | PIT |
| +070+ | 2.29 | Jack Ogden | 85 | CIN |
| +090+ | 1.92 | Jack Quinn | 61.3 | LAN |
| +094+ | 1.8 | Red Faber | 178 | CHA |
| +106+ | 1.35 | Cy Moore | 57.7 | LAN |
| XXXXX | 1.05 | Wilcy Moore | 167.3 | BOS |
| XXXXX | 0.7 | Van Mungo | 16 | LAN |
| XXXXX | 0.63 | Hank McDonald | 70.3 | OAK |
| XXXXX | 0.55 | Sloppy Thurston | 134.3 | LAN |
| XXXXX | 0.41 | Jack Berly | 103 | SFN |
| XXXXX | 0.15 | John Milligan | 8 | PHI |
| XXXXX | -0.31 | Roy Mahaffey | 159.3 | OAK |
| XXXXX | -0.48 | Bill Sherdel | 129.3 | ATL |
| XXXXX | -0.65 | Hal Haid | 52.7 | ATL |
| XXXXX | -0.75 | Grant Bowler | 23.3 | CHA |
| XXXXX | -0.91 | Ed Wells | 116.7 | NYA |
| XXXXX | -0.93 | Bruce Cunningham | 129 | ATL |
| XXXXX | -0.95 | Oral Hildebrand | 9.7 | CLE |
| XXXXX | -1.26 | Pete Appleton | 62.7 | CLE |
| -104- | -1.48 | Charlie Sullivan | 94.3 | DET |
| -096- | -1.6 | Joe Shaute | 123 | LAN |
| -078- | -1.86 | Frank Watt | 121 | PHI |
| -075- | -1.88 | Vic Frasier | 232.7 | CHA |
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