| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 4.35 | 193107131_MIN_OAK |
| Brooklyn Robins | LAN | 3.85 | 193107140_LAN_SLN |
| Washington Senators | MIN | 2.55 | 193107140_CHA_MIN |
| St. Louis Cardinals | SLN | 0.87 | 193107150_LAN_SLN |
| New York Giants | SFN | 0.8 | 193107150_SFN_CHN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -3.16 | 193107130_PHI_PIT |
| St. Louis Browns | BAL | -2.18 | 193107140_BAL_BOS |
| Chicago White Sox | CHA | -1.58 | 193107140_CHA_MIN |
| Cincinnati Reds | CIN | -0.83 | 193107150_ATL_CIN |
| Cleveland Indians | CLE | -0.35 | 193107150_CLE_NYA |
Based on accumulated WAA for this season up to 1931-07-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +022+ | 3.39 | Lloyd Brown | 157.7 | MIN |
| +028+ | 2.94 | Bill Walker | 110 | SFN |
| +036+ | 2.49 | Charlie Root | 125.3 | CHN |
| +056+ | 1.74 | Jakie May | 45.3 | CHN |
| +059+ | 1.66 | Jack Quinn | 44.3 | LAN |
| +065+ | 1.56 | Ed Wells | 63.3 | NYA |
| +070+ | 1.4 | Jim Lindsey | 43.7 | SLN |
| +072+ | 1.37 | Bump Hadley | 91.7 | MIN |
| XXXXX | 1.03 | Eddie Rommel | 51 | OAK |
| XXXXX | 0.99 | Syl Johnson | 98.7 | SLN |
| XXXXX | 0.87 | Bill Sherdel | 77 | ATL |
| XXXXX | 0.69 | Bob Kline | 75.7 | BOS |
| XXXXX | 0.63 | Steve Swetonic | 10.7 | PIT |
| XXXXX | 0.52 | Benny Frey | 73 | CIN |
| XXXXX | 0.3 | Bobby Burke | 89.3 | MIN |
| XXXXX | 0.29 | Walt Masters | 3 | MIN |
| XXXXX | 0.24 | Tiny Chaplin | 13 | SFN |
| XXXXX | 0.22 | Larry Benton | 92.7 | CIN |
| XXXXX | 0.19 | Chad Kimsey | 50.3 | BAL |
| XXXXX | 0.15 | Sloppy Thurston | 63 | LAN |
| XXXXX | 0.1 | Hal Haid | 22.3 | ATL |
| XXXXX | 0.1 | Biggs Wehde | 1 | CHA |
| XXXXX | -0.14 | Ed Baecht | 54 | CHN |
| XXXXX | -0.23 | Allyn Stout | 48.3 | SLN |
| XXXXX | -0.29 | Wilcy Moore | 93 | BOS |
_