| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 5.94 | 193009011_OAK_NYA |
| Washington Senators | MIN | 2.04 | 193009011_BOS_MIN |
| Brooklyn Robins | LAN | 1.39 | 193009020_LAN_ATL |
| St. Louis Cardinals | SLN | 0.51 | 193008310_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 1930-09-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 12.48 | Lefty Grove | 244.7 | OAK |
| +018+ | 6.1 | Lefty Stewart | 234 | BAL |
| +028+ | 5.16 | Vic Sorrell | 196.3 | DET |
| +054+ | 3.3 | Lloyd Brown | 177.3 | MIN |
| +055+ | 3.29 | Watty Clark | 186.7 | LAN |
| +057+ | 3.2 | Jumbo Elliott | 165 | LAN |
| +082+ | 1.86 | Hi Bell | 110.3 | SLN |
| +083+ | 1.85 | Whit Wyatt | 70.3 | DET |
| +087+ | 1.81 | Pete Appleton | 93 | CLE |
| +089+ | 1.74 | Phil Collins | 203.7 | PHI |
| +090+ | 1.63 | Mel Harder | 147.7 | CLE |
| +102+ | 1.3 | Willis Hudlin | 189.7 | CLE |
| XXXXX | 1.23 | Si Johnson | 59.7 | CIN |
| XXXXX | 1 | Hank Johnson | 145.7 | NYA |
| XXXXX | 0.75 | Syl Johnson | 153.7 | SLN |
| XXXXX | 0.62 | Larry French | 230 | PIT |
| XXXXX | 0.57 | Dutch Henry | 152.7 | CHA |
| XXXXX | 0.39 | Ken Ash | 20.3 | CIN |
| XXXXX | 0.24 | Ed Wells | 129.3 | NYA |
| XXXXX | 0.21 | Tiny Chaplin | 49 | SFN |
| XXXXX | 0.19 | Sheriff Blake | 164.3 | CHN |
| XXXXX | -0.36 | Roy Mahaffey | 148 | OAK |
| XXXXX | -0.45 | Guy Cantrell | 27.7 | DET |
| XXXXX | -0.63 | Al Grabowski | 103 | SLN |
| XXXXX | -0.73 | Hub Pruett | 125.3 | SFN |
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