| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago Cubs | CHN | 7.5 | 193809280_PIT_CHN |
| St. Louis Cardinals | SLN | 2.7 | 193809280_CIN_SLN |
| Boston Red Sox | BOS | 0.65 | 193809260_BOS_NYA |
| New York Giants | SFN | 0.53 | 193809271_SFN_LAN |
| Pittsburgh Pirates | PIT | 0.41 | 193809270_PIT_CHN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Washington Senators | MIN | -3.22 | 193809270_MIN_NYA |
| Philadelphia Athletics | OAK | -1.24 | 193809270_BOS_OAK |
| Detroit Tigers | DET | -0.75 | 193809271_BAL_DET |
| St. Louis Browns | BAL | -0.55 | 193809280_BAL_DET |
| Chicago White Sox | CHA | -0.51 | 193809280_CHA_CLE |
Based on accumulated WAA for this season up to 1938-09-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 9.79 | Bill Lee | 283 | CHN |
| +029+ | 5.11 | Jumbo Brown | 90 | SFN |
| +035+ | 4.73 | Charlie Root | 151.7 | CHN |
| +036+ | 4.73 | Bill McGee | 210.3 | SLN |
| +037+ | 4.69 | Lefty Grove | 163.7 | BOS |
| +054+ | 3.53 | Dick Errickson | 122.3 | ATL |
| +059+ | 2.85 | Luke Hamlin | 229.7 | LAN |
| +061+ | 2.8 | Tot Pressnell | 189 | LAN |
| +062+ | 2.75 | Bill Swift | 144.3 | PIT |
| +067+ | 2.54 | Lon Warneke | 194.3 | SLN |
| +077+ | 2.27 | Johnny Rigney | 153 | CHA |
| +079+ | 2.15 | Larry French | 194 | CHN |
| +083+ | 1.98 | Curt Davis | 171.3 | SLN |
| +085+ | 1.9 | Dick Coffman | 110.7 | SFN |
| +087+ | 1.82 | Jack Russell | 100.3 | CHN |
| +102+ | 1.33 | Whitey Moore | 82.3 | CIN |
| XXXXX | 1.07 | Harry Eisenstat | 116.3 | DET |
| XXXXX | 0.87 | Mace Brown | 127 | PIT |
| XXXXX | 0.71 | Vance Page | 61 | CHN |
| XXXXX | 0.7 | Red Barrett | 28.7 | CIN |
| XXXXX | 0.64 | Max Macon | 127.3 | SLN |
| XXXXX | 0.48 | Fred Frankhouse | 93.7 | LAN |
| XXXXX | 0.35 | Roy Henshaw | 128.7 | SLN |
| XXXXX | 0.29 | Joe Rogalski | 7 | DET |
| XXXXX | 0.28 | Clyde Shoun | 110.7 | SLN |
_