| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 13.41 | 193005211_NYA_OAK |
| Cleveland Indians | CLE | 1.57 | 193005201_CLE_CHA |
| New York Yankees | NYA | 1.5 | 193005200_NYA_BOS |
| St. Louis Browns | BAL | 0.44 | 193005210_BAL_CLE |
| Washington Senators | MIN | 0.36 | 193005211_BOS_MIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Detroit Tigers | DET | -4.17 | 193005200_BAL_DET |
| Philadelphia Phillies | PHI | -3.77 | 193005210_PHI_SFN |
| Boston Red Sox | BOS | -0.55 | 193005211_BOS_MIN |
| Chicago Cubs | CHN | -0.28 | 193005210_CHN_PIT |
| Chicago White Sox | CHA | -0.25 | 193005201_CLE_CHA |
Based on accumulated WAA for this season up to 1930-05-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +008+ | 3.11 | Lefty Grove | 59.3 | OAK |
| +041+ | 1.3 | Pete Appleton | 32.7 | CLE |
| XXXXX | 1.24 | Bruce Cunningham | 30 | ATL |
| XXXXX | 1 | Hap Collard | 10.7 | PHI |
| XXXXX | 0.97 | Hod Lisenbee | 49.3 | BOS |
| XXXXX | 0.83 | Whit Wyatt | 30 | DET |
| XXXXX | 0.83 | Mel Harder | 24.7 | CLE |
| XXXXX | 0.81 | Hank Johnson | 38.7 | NYA |
| XXXXX | 0.78 | Jim Lindsey | 15 | SLN |
| XXXXX | 0.64 | Herb Pennock | 15.7 | NYA |
| XXXXX | 0.52 | Ed Durham | 13 | BOS |
| XXXXX | 0.48 | Phil Collins | 22.7 | PHI |
| XXXXX | 0.44 | Garland Braxton | 14 | MIN |
| XXXXX | 0.43 | Herm Holshouser | 15.3 | BAL |
| XXXXX | 0.42 | Pat Caraway | 15 | CHA |
| XXXXX | 0.24 | Mal Moss | 6 | CHN |
| XXXXX | 0.15 | Bob Osborn | 16.7 | CHN |
| XXXXX | 0.13 | Roy Mahaffey | 14.7 | OAK |
| XXXXX | 0.11 | Bill McAfee | 1 | CHN |
| XXXXX | 0.1 | General Crowder | 52.3 | BAL |
| XXXXX | 0.08 | Bob Weiland | 12 | CHA |
| XXXXX | 0.07 | Watty Clark | 47 | LAN |
| XXXXX | 0.06 | Eddie Rommel | 14 | OAK |
| XXXXX | 0 | Ray Kolp | 13.7 | CIN |
| XXXXX | -0.01 | Heinie Meine | 5.7 | PIT |
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