| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 5.94 | 193009011_OAK_NYA |
| Washington Senators | MIN | 2.04 | 193009011_BOS_MIN |
| Brooklyn Robins | LAN | 1.34 | 193008300_LAN_SFN |
| St. Louis Cardinals | SLN | 0.96 | 193008300_SLN_CHN |
| Detroit Tigers | DET | 0.3 | 193009011_DET_CHA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -9.56 | 193008310_PHI_LAN |
| Chicago Cubs | CHN | -1.41 | 193009011_CHN_CIN |
| Boston Braves | ATL | -1.11 | 193009011_LAN_ATL |
| New York Giants | SFN | -0.94 | 193009011_SFN_PHI |
| St. Louis Browns | BAL | -0.75 | 193009011_CLE_BAL |
Based on accumulated WAA for this season up to 1930-09-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 12.5 | Lefty Grove | 244.7 | OAK |
| +027+ | 5.18 | Vic Sorrell | 196.3 | DET |
| +048+ | 3.61 | Ad Liska | 132.7 | MIN |
| +054+ | 3.32 | Lloyd Brown | 177.3 | MIN |
| +057+ | 3.2 | Jumbo Elliott | 165 | LAN |
| +084+ | 1.86 | Whit Wyatt | 70.3 | DET |
| +083+ | 1.86 | Hi Bell | 110.3 | SLN |
| +088+ | 1.76 | Phil Collins | 203.7 | PHI |
| +096+ | 1.38 | Pete Appleton | 89 | CLE |
| +099+ | 1.35 | Willis Hudlin | 189.7 | CLE |
| +100+ | 1.34 | Mel Harder | 141 | CLE |
| XXXXX | 1.01 | Hank Johnson | 145.7 | NYA |
| XXXXX | 0.9 | Si Johnson | 56.7 | CIN |
| XXXXX | 0.8 | Eddie Rommel | 113 | OAK |
| XXXXX | 0.76 | Syl Johnson | 153.7 | SLN |
| XXXXX | 0.64 | Larry French | 230 | PIT |
| XXXXX | 0.6 | Rip Collins | 139 | BAL |
| XXXXX | 0.58 | Dutch Henry | 152.7 | CHA |
| XXXXX | 0.54 | Jack Quinn | 88 | OAK |
| XXXXX | 0.39 | Ken Ash | 20.3 | CIN |
| XXXXX | 0.25 | Ed Wells | 129.3 | NYA |
| XXXXX | 0.21 | Tiny Chaplin | 49 | SFN |
| XXXXX | 0.2 | Sheriff Blake | 164.3 | CHN |
| XXXXX | -0.35 | Roy Mahaffey | 148 | OAK |
| XXXXX | -0.44 | Guy Cantrell | 27.7 | DET |
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