| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 5.4 | 193009180_OAK_CHA |
| Brooklyn Robins | LAN | 3.26 | 193009180_SLN_LAN |
| Washington Senators | MIN | 3.12 | 193009171_MIN_CLE |
| St. Louis Cardinals | SLN | 0.65 | 193009160_SLN_LAN |
| Chicago White Sox | CHA | 0.26 | 193009180_OAK_CHA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -5.21 | 193009180_PIT_PHI |
| St. Louis Browns | BAL | -2.29 | 193009180_NYA_BAL |
| Boston Red Sox | BOS | -1.31 | 193009160_BOS_DET |
| Cleveland Indians | CLE | -0.71 | 193009171_MIN_CLE |
| New York Yankees | NYA | -0.7 | 193009160_NYA_BAL |
Based on accumulated WAA for this season up to 1930-09-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 14.89 | Lefty Grove | 288.7 | OAK |
| +020+ | 6.44 | George Uhle | 237.7 | DET |
| +040+ | 4.58 | Ad Liska | 141.7 | MIN |
| +047+ | 4.21 | Jumbo Elliott | 180.3 | LAN |
| +048+ | 4.2 | Pat Caraway | 184.3 | CHA |
| +051+ | 4.08 | Ray Kolp | 160.7 | CIN |
| +052+ | 3.81 | Watty Clark | 195.7 | LAN |
| +064+ | 2.85 | Sloppy Thurston | 94 | LAN |
| +066+ | 2.84 | Firpo Marberry | 184.7 | MIN |
| +068+ | 2.71 | Pete Appleton | 108.7 | CLE |
| +081+ | 2.11 | Mel Harder | 159.7 | CLE |
| +087+ | 2.01 | Bud Teachout | 135.3 | CHN |
| +091+ | 1.94 | Herb Pennock | 155.7 | NYA |
| +092+ | 1.9 | Phil Collins | 224.3 | PHI |
| +095+ | 1.83 | Bobby Burke | 73.3 | MIN |
| XXXXX | 1.16 | Ken Ash | 27 | CIN |
| XXXXX | 1.12 | Jim Lindsey | 103.7 | SLN |
| XXXXX | 0.67 | Bill Morrell | 6 | SFN |
| XXXXX | 0.49 | Si Johnson | 65.7 | CIN |
| XXXXX | 0.4 | Bill Sherdel | 181.3 | TOT |
| XXXXX | 0.36 | George Blaeholder | 181.7 | BAL |
| XXXXX | 0.31 | Ed Brandt | 144 | ATL |
| XXXXX | 0.23 | Mark Koenig | 2 | TOT |
| XXXXX | 0.16 | Tony Kaufmann | 3.3 | SLN |
| XXXXX | 0.11 | Bob Kline | 1 | BOS |
_